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Flanges 125-250 AARH Serrated Finish Meaning Instrumentation 14 BWG to MM: Tube Thickness Instrumentation 16 BWG Tube Wall Thickness Valves 2-Piece vs 3-Piece Ball Valve Valves 2-Way vs 3-Way Solenoid Valve Materials 2205 vs 2507 Duplex: Grade Comparison Pipe Fittings 3000# vs 6000# Forged Fitting Materials 304 vs 316 Stainless Steel Pipes 304 vs 316 Stainless Steel Pipe Materials 304L vs 316L: Low Carbon Stainless Grades Materials 321 vs 347 Stainless Steel Pipe Fittings 45 vs 90 Degree Elbow: Selection Guide Flanges A105 vs A350 LF2 Pipe Fittings A105 vs A350 LF2 vs A694 Materials A106 vs A333: Temperature Service Range Materials A182 F304 vs F316 Materials A193 B7 vs B16: Bolt Material Comparison Gaskets & Bolts A193 B7 vs B8 Materials A216 WCB vs WCC Pipe Fittings A234 WP11 vs WP22 Pipe Fittings A234 WPB vs WPC Gaskets & Bolts A320 L7 vs A193 B7 Stud Bolt Comparison Materials A320 L7 vs A193 B7: Cold Service Bolting Materials A335 P11 vs P22 vs P91 Pipe Fittings A420 WPL6 vs A234 WPB Materials A995 4A vs 5A vs 6A Flanges AARH Flange Face Finish Explained EPC Advance Payment in Export: Pros and Cons EPC API 594 vs API 6D: Check Valve Standards EPC API 598 vs ISO 5208 Pipes API 5L Grade X65 vs X70 Pipes API 5L PSL1 vs PSL2 EPC API 5L vs ASTM A106 Pipes API 5L vs ASTM A106: Line Pipe Selection Valves API 600 vs API 602 Valves API 600 vs API 603: Gate Valve Standards EPC API 600 vs BS 1414: Gate Valve Standards EPC API 602 vs ASME B16.34 EPC API 607 vs API 6FA: Fire Test Standards Flanges API 6A vs ASME B16.5 Flange Comparison EPC API 6A vs ASME B16.5: Wellhead vs Process Valves API 6D vs API 608: Ball Valve Standards Pipes ASME A13.1 Pipe Color Code Chart Valves ASME B16.10 Face to Face Dimensions EPC ASME B16.11 vs B16.9 Valves ASME B16.34 Valve Standard Overview Gaskets & Bolts ASME B16.49 Flanges ASME B16.5 PT Rating Tables Explained EPC ASME B16.5 vs B16.47: Flange Size Limits Flanges ASME B16.5 vs EN 1092-1 EPC ASME B16.9 vs B16.28 Pipe Fittings ASME B16.9 vs MSS SP-75 EPC ASME B31.1 vs B31.3 EPC ASME B31.1 vs B31.3 vs B31.4 Pipes ASME B36.10 vs B36.19: Pipe Schedules EPC ASME Section IX vs AWS D1.1 Flanges ASME vs DIN vs JIS Flanges Flanges ASME vs EN Flanges: Key Differences Pipes ASTM A106 Grade B Pipe Specifications Pipes ASTM A106 vs A53: Key Differences Materials ASTM A182 Forged Fitting Materials Materials ASTM A216 WCB Cast Steel Explained Materials ASTM A216 WCB: Cast Carbon Steel Pipes ASTM A312 Stainless Steel Pipe Grades Pipes ASTM A335 P11 vs P22 Materials ASTM A351 CF8M Material Properties Pipes ASTM A53 vs A106: Pipe Comparison Pipes ASTM A671 vs A672 vs A691 Materials ASTM vs ASME Material EPC Bank Guarantee vs Letter of Credit Flanges Blind vs Spectacle Blind Gaskets & Bolts Bolt Dimensions Chart Valves Bronze vs Brass Valve Valves Butterfly Valve Offset Types Valves Butterfly Valve vs Ball Valve Instrumentation BWG Chart for Condenser Tubes Instrumentation BWG Full Form Instrumentation BWG to MM Tube Gauge Conversion Instrumentation BWG vs SWG: Key Differences EPC CAD Payment Terms: Cash Against Documents Materials Carbon Steel vs Alloy Steel Valves Carbon Steel vs Stainless Steel Valve Materials Cast vs Forged Steel EPC CE Marking vs ASME Certification EPC Certificate of Compliance vs MTC Materials CF8 vs CF8M vs CF3M Materials CF8 vs CF8M: Cast Stainless Steel Grades Valves Check Valve vs Non-Return Valve Pipes Chemical Pipe Color Coding Guide EPC CIF vs FOB: Shipping Terms Compared Pipes Clad Pipe vs Lined Pipe: Key Differences Flanges Class 150 Flange Dimensions (ASME B16.5) Flanges Class 150 Flange Temperature Limits Valves Class 150 vs Class 300 Valve Flanges Class 150 vs PN16 Flanges Class 300 Flange Dimensions (ASME B16.5) Flanges Class 300 Flange Temperature Derating Flanges Class 300 vs PN40: Pressure Equivalence Flanges Class 600 Flange Dimensions (ASME B16.5) Flanges Class 600 Flange Pressure Rating Chart Valves Class 600 vs Class 900 Valve EPC Common P&ID Symbols Pipes Compressed Air Pipe Color Code Pipe Fittings Compression Fitting vs Ferrule Fitting Pipe Fittings Concentric vs Eccentric Reducer Valves Conventional vs Balanced Relief Valve Pipes Corrosion Allowance: How Much to Add Flanges Cryogenic Flange Rating Considerations Valves Cv vs Kv: Flow Coefficient Conversion Pipes DI Pipe Standards: ISO 2531, EN 545 Pipes DN to NPS Conversion Chart Pipes DN vs NPS: Metric vs Imperial Pipe Sizes Materials Does Stainless Steel Rust? Pipe Fittings Domestic vs Import Fittings Pipes Ductile Iron Pipe: Properties and Uses Pipes Ductile Iron vs Cast Iron Pipe Pipes Duplex vs Super Duplex: Key Differences Materials Duplex vs Super Duplex: When to Upgrade EPC EN 10204 2.1 vs 2.2 vs 3.1 vs 3.2 EPC EN 10204 3.1 vs 3.2 Pipe Fittings Equal Tee vs Reducing Tee: Branch Sizing Pipes ERW vs Seamless Pipe: Key Differences Pipes ERW vs SMLS Pipe Steel European vs American Steel Sections Pipes FBE Coating vs 3LPE Pipe Fittings Ferrule Fitting Installation Guide Pipe Fittings Ferrule Fittings: Types and Applications Materials Fillet Weld Leg Size Chart Materials Fillet Weld Size: How to Measure Materials Fillet Weld Strength Calculation Materials Fillet Weld Symbol Explained Materials Fillet Weld Throat Calculation Materials Fillet Weld vs Butt Weld: Differences Pipes Fire Protection Pipe Color Requirements Oil & Gas Equipment Flame Arrestor Types and Working Principle Gaskets & Bolts Flange Bolt Chart EPC Flange Bolt Tightening Sequence Flanges Flange Class 150 vs 300 Flanges Flange Class 1500 vs 2500 Flanges Flange Class 600 vs 900 Flanges Flange Derating Factors Flanges Flange Face Finish Flanges Flange Face Finish for Different Gaskets Flanges Flange Pressure-Temperature Rating Flanges Flange Rating vs Pipe Schedule Selection Flanges Flange Surface Finish Requirements Valves Float Steam Trap vs Thermodynamic Valves Floating vs Trunnion Ball Valve Valves Forged vs Cast Valve: Material Selection Valves Full Port vs Standard Port Ball Valve Flanges Gasket Dimensions Flanges Gasket Dimensions: ASME B16.20 Ring Joint Valves Gate Valve vs Ball Valve: Which to Choose Valves Gate Valve vs Butterfly Valve Valves Gate Valve: Types & Applications Valves Globe Valve vs Ball Valve Valves Globe Valve vs Control Valve Valves Globe Valve vs Gate Valve Gaskets & Bolts Graphite vs PTFE Filler Materials Hastelloy C276 vs C22 Pipes Hastelloy Pipe Steel HEA 200 vs HEB 200: Comparison Steel HEA Beam Steel HEA vs HEB Beam: Which to Choose EPC Heat Number Traceability in MTCs Steel HEB Beam Steel HEM Beam: Full Form and Specifications Flanges High-Temp Flange Material Selection Materials Hot Rolled vs Cold Drawn Pipes How to Calculate Flange Bolt Length Pipes How to Calculate Pipe Wall Thickness Pipes How to Calculate Pipe Weight per Meter EPC How to Calibrate a Pressure Gauge EPC How to Hydrotest a Pipeline: Procedure EPC How to Install a Check Valve: Orientation EPC How to Install a Flange EPC How to Install a Gasket: Best Practices EPC How to Install a Steam Trap EPC How to Interpret Radiography Results Pipes How to Label Pipes: Best Practices EPC How to Lap a Valve Seat: Reconditioning EPC How to Perform a Leak Test: Methods EPC How to Perform a Stroke Test EPC How to Perform Cold Cutting: Safe Methods EPC How to Perform Hot Bolting: Live Repair EPC How to Perform PMI Testing: Field Methods EPC How to Perform Valve Maintenance EPC How to Repack a Valve: Gland Packing Gaskets & Bolts How to Select a Flange Gasket EPC How to Set a Relief Valve Pipes How to Size a Control Valve Pipes How to Size a Relief Valve: API 520 Pipes How to Size an Orifice Plate EPC How to Size and Install a Strainer EPC How to Torque Flange Bolts: Procedure EPC How to Verify a Mill Test Certificate EPC HS Code for Flanges and Gaskets EPC HS Code for Pipes and Fittings Materials Inconel 625 vs 825 Pipes Inconel Pipe: Properties and Applications EPC Incoterms 2020 and Payment Terms Pipes Industrial Pipe Marking Standards Pipes International Pipe Color Code Differences Steel IPE Beam: Full Form, Dimensions, Weight Steel IPN vs IPE Beam: Key Differences EPC ISO 9001 vs API Q1: Quality Management Materials Killed vs Semi-Killed Steel: Deoxidation EPC LC Payment Terms Pipe Fittings Long Radius vs Short Radius Pipe Fittings Long Radius vs Short Radius Elbow Pipes LSAW vs DSAW vs SSAW Pipes LSAW vs SSAW Pipe: Welded Pipe Types EPC Magnetic Particle Testing (MT) Valves Manual vs Actuated Valve EPC Manufacturer Data Report (MDR) EPC Material Test Certificate vs MTC Valves Metal Seat vs Soft Seat Valve EPC Mill Certificate Sample: What to Check Materials Minimum Fillet Weld Size per AWS Pipes Minimum Wall Thickness Pipes mm to Inch Pipe Size Conversion Materials Monel 400 vs K500: Hardened vs Standard Pipes Monel Pipe EPC MSS SP-43 vs ASME B16.9 EPC MSS SP-97 vs MSS SP-95 EPC MTC 3.1 vs 3.2 Certificate EPC MTC for Carbon Steel Pipes: Key Values EPC MTC for Stainless Steel: What to Verify EPC MTC Full Form EPC MTC Requirements for Piping Materials EPC NACE MR0175 vs ISO 15156: Sour Service Materials Normalized vs Quenched and Tempered Gaskets & Bolts NPT vs BSPT Threads: American vs British Instrumentation Oil and Gas Metering Techniques Overview EPC Open Account Payment Terms Pipe Fittings Orifice vs Standard Flange Valves OS&Y vs NRS Gate Valve Gaskets & Bolts Oval vs Octagonal RTJ Gasket EPC Payment Milestones in EPC Projects EPC Payment Terms for Equipment Procurement EPC PED vs ASME Stamp Pipes Pipe Bend vs Elbow: When to Use Each EPC Pipe Class vs Pipe Spec: Key Differences EPC Pipe Isometric Drawing Steel Pipe Rack Design Guide Pipes Pipe Schedule to Wall Thickness Pipes Pipe Stress Allowable: ASME B31.3 Tables Pipes Pipe Support Spacing: Maximum Span Tables EPC Pipe Support Span Chart Pipes Pipe vs Tube: What's the Difference? Valves Plug Valve vs Ball Valve EPC PMI Testing vs MTC Verification Valves Pneumatic vs Electric Actuator Valves PRV vs PSV: Pressure Relief Terminology EPC PSIA vs PSIG: Pressure Units Explained Pipes PVC vs CPVC Pipe: Key Differences EPC Quick Answers: EPC & Procurement Flanges Quick Answers: Flanges Gaskets & Bolts Quick Answers: Gaskets & Bolts Instrumentation Quick Answers: Instrumentation Materials Quick Answers: Materials Oil & Gas Equipment Quick Answers: Oil & Gas Equipment Pipe Fittings Quick Answers: Pipe Fittings Pipes Quick Answers: Pipes index Quick Answers: Piping, Valves & EPC FAQs Steel Quick Answers: Steel Products Valves Quick Answers: Valves Flanges Ra vs AARH: Surface Roughness Conversion Flanges Raised Face vs Flat Face Flange Pipes Reinforcement Pad Sizing Flanges RF vs RTJ Flange: Face Type Selection EPC RFQ vs RFP Valves Rising Stem vs Non-Rising Stem Steel RSA Steel Angle: Sizes and Weight Valves Safety Valve vs Relief Valve Pipes Schedule 40 vs Schedule 80 Pipe Fittings Schedule 40 vs Schedule 80 Fitting Materials Seamless vs ERW vs LSAW Pipe Fittings Seamless vs Welded Fitting Pipes Seamless vs Welded Pipe Selection Flanges Series A vs Series B Flanges Valves Single vs Double Block and Bleed Valve Flanges Slip-On vs Lap Joint Flange Pipes SMLS Pipe Meaning: Seamless Explained Pipe Fittings Socket Weld vs Butt Weld Fitting Pipe Fittings Socket Weld vs Threaded Fittings Valves Soft Seat vs Metal Seat Gaskets & Bolts Spiral Wound Gasket Inner Ring Gaskets & Bolts Spiral Wound Gasket: How It Works Pipes Steam Pipe Color Code and Labeling Steel Steel Beam Load Capacity Tables Steel Steel Section Weight Calculator Guide EPC Stress Intensification Factor (SIF) Pipes Structural Pipes vs Process Pipes Gaskets & Bolts Stud Bolt Length Calculation for Flanges Flanges Stud Bolt Lengths for ASME B16.5 Flanges Gaskets & Bolts Stud Bolt vs Hex Bolt: Key Differences Pipe Fittings Swagelok vs Parker Ferrule Fittings Instrumentation SWG Full Form: Standard Wire Gauge Valves Swing Check vs Dual Plate Check Valve Valves Swing Check vs Piston Check Valve Flanges Temperature vs Flange Pressure Rating EPC Third Party Inspection Certificate Gaskets & Bolts Thread Pitch Chart Pipe Fittings Threaded vs Socket Weld Gaskets & Bolts Torque vs Tension EPC TT Payment Terms in International Trade EPC TT vs LC vs CAD Instrumentation Tube Gauge Selection for Heat Exchangers EPC Types of Pipe Supports Materials Types of Welding Joints Gaskets & Bolts UNC vs UNF Threads: Coarse vs Fine Pitch Steel UPN Channel: Dimensions and Weight Chart Valves Valve Cv vs Kv Valves Valve Leakage Class: API 598 vs FCI 70-2 Valves Valve Trim Numbers (1, 5, 8, 12) EPC Von Mises Stress: Theory and Application Valves Wafer Check vs Lug Check Valve Valves Wafer vs Lug Butterfly Valve Materials WCB vs LCB vs WCC: Cast Carbon Grades Valves Wedge vs Parallel Slide Gate Valve Flanges Weld Neck vs Long Weld Neck Flanges Weld Neck vs Slip-On Flange Pipe Fittings Weldolet vs Reinforced Branch Pipe Fittings Weldolet vs Sockolet vs Threadolet EPC What Are Incoterms? Pipes What Are Piling Pipes? Materials What Is 6Mo Stainless Steel? Materials What Is 904L Stainless Steel? Valves What Is a Back Pressure Regulator? Valves What Is a Ball Valve? EPC What Is a Battery Limit? Plant Boundaries EPC What Is a Bill of Lading? Valves What Is a Bleeder Valve? Flanges What Is a Blind Flange? Applications Oil & Gas Equipment What Is a Breathing Valve? Pipe Fittings What Is a Bushing? Reducer Fitting Pipe Fittings What Is a Butt Weld Fitting? Valves What Is a Butterfly Valve? EPC What Is a Cause and Effect Diagram? EPC What Is a CBE? Commercial Bid Evaluation Valves What Is a Check Valve? Valves What Is a Choke Valve? Oil & Gas Equipment What Is a Coalescer? Liquid Separation Pipes What Is a Cold Cut? Flanges What Is a Compact Flange? Steel What Is a Constant Spring Support? Gaskets & Bolts What Is a Corrugated Metal Gasket? Pipe Fittings What Is a Coupling? Full vs Half Coupling Pipe Fittings What Is a Coupolet? Pipe Fittings What Is a Cross Fitting? Valves What Is a Cryogenic Valve? EPC What Is a Data Book? Vendor Documentation Oil & Gas Equipment What Is a Deaerator? Boiler Feedwater Oil & Gas Equipment What Is a Desalter? Crude Oil Processing EPC What Is a Detail Drawing? Fabrication Valves What Is a Diaphragm Valve? Gaskets & Bolts What Is a Double-Jacketed Gasket? Valves What Is a Drain Valve? Liquid Removal Instrumentation What Is a Drip Leg? Condensate Removal Instrumentation What Is a Drip Ring? Flanges What Is a Figure 8 Blind? Pipe Fittings What Is a Fillet Weld? Materials What Is a Fillet Weld? Complete Guide Oil & Gas Equipment What Is a Filter? Cartridge vs Bag Instrumentation What Is a Flame Arrestor? Standards Guide Gaskets & Bolts What Is a Flange Bolt? Flanges What Is a Flange Isolation Kit? Gaskets & Bolts What Is a Flange Protector? Pipe Fittings What Is a Flangeolet? Oil & Gas Equipment What Is a Flexible Hose? Applications Instrumentation What Is a Flow Nozzle? Oil & Gas Equipment What Is a Foot Valve? Pump Suction Valves What Is a Full Bore Ball Valve? Valves What Is a Globe Valve? How It Works EPC What Is a Golden Joint? Gaskets & Bolts What Is a Graphite Sheet Gasket? Oil & Gas Equipment What Is a Heat Exchanger? Shell and Tube Pipes What Is a Hot Tap? Flanges What Is a Hub Flange? Gaskets & Bolts What Is a Kammprofile Gasket? Valves What Is a Knife Gate Valve? Instrumentation What Is a KO Drum? Knockout Drum Design Flanges What Is a Lap Joint Flange? Pipe Fittings What Is a Lateral Tee? 45-Degree Branch Pipe Fittings What Is a Latrolet? EPC What Is a Line List? Piping Index Gaskets & Bolts What Is a Lock Washer? Valves What Is a Lockout/Tagout Valve? Flanges What Is a Long Weld Neck Flange? Pipes What Is a Manifold Pipe? Gaskets & Bolts What Is a Metal Gasket? Pipe Fittings What Is a Miter Elbow? Fabricated Bend Valves What Is a Needle Valve? Pipe Fittings What Is a Nipolet? Flanges What Is a Nozzle Flange? EPC What Is a P&ID? Flanges What Is a Paddle Blind? Line Isolation EPC What Is a Permit to Work (PTW)? Pipes What Is a Pig Launcher/Receiver? Pipe Fittings What Is a Piggable Bend? Valves What Is a Pinch Valve? Steel What Is a Pipe Anchor? Steel What Is a Pipe Bridge? Elevated Crossing Pipe Fittings What Is a Pipe Cap? End Closure Steel What Is a Pipe Clamp? Attachment Types EPC What Is a Pipe Class? Pipes What Is a Pipe Nipple? Types and Sizes Pipe Fittings What Is a Pipe Plug? End Closure Steel What Is a Pipe Rack? Design and Types Pipe Fittings What Is a Pipe Reducer? Steel What Is a Pipe Shoe? Insulated Support Steel What Is a Pipe Sleeper? Ground Support Pipes What Is a Pipe Spool? Pipe Fittings What Is a Pipe Tee? Equal vs Reducing EPC What Is a Piping Class Index? EPC What Is a Piping Diagram? Types Explained EPC What Is a Piping Manifold? Header Design EPC What Is a Piping Plan? Layout Drawing EPC What Is a Piping Specification? Valves What Is a Piston Valve? Instrumentation What Is a Pitot Tube? Valves What Is a Plug Valve? EPC What Is a PO? Purchase Order Terms Valves What Is a Pressure Regulator? Valves What Is a Pressure Relief Valve? Oil & Gas Equipment What Is a Pressure Vessel? Design Basics Gaskets & Bolts What Is a PTFE Envelope Gasket? EPC What Is a Punch List? Flanges What Is a Reducing Flange? Pipe Fittings What Is a Return Bend? 180-Degree Turn Instrumentation What Is a Rotameter? Valves What Is a Rotary Control Valve? Oil & Gas Equipment What Is a Rupture Disc? EPC What Is a Safety Data Sheet (SDS)? MSDS Oil & Gas Equipment What Is a Sample Point? Process Sampling Valves What Is a Sampling Valve? Oil & Gas Equipment What Is a Scrubber? Gas Cleaning Oil & Gas Equipment What Is a Separator? Oil, Gas, Water Oil & Gas Equipment What Is a Sight Glass? Process Visibility Oil & Gas Equipment What Is a Silencer? Noise Reduction Valves What Is a Slide Gate Valve? Steel What Is a Snubber? Vibration Control Flanges What Is a Socket Weld Flange? Gaskets & Bolts What Is a Soft Gasket? Valves What Is a Solenoid Valve? Flanges What Is a Spectacle Blind Flange? Flanges What Is a Spectacle Blind? EPC What Is a Spool Drawing? Steel What Is a Spring Hanger? Variable Support Valves What Is a Steam Trap? Condensate Removal Oil & Gas Equipment What Is a Storage Tank? Pipe Fittings What Is a Street Elbow? Male/Female Elbow Pipe Fittings What Is a Stub End? Lap Joint Connection Gaskets & Bolts What Is a Stud Bolt? Flange Fastener Pipe Fittings What Is a Swage Nipple? Pipe Fittings What Is a Sweep Elbow? Large Radius Bend Flanges What Is a Swivel Flange? EPC What Is a TBE? Technical Bid Evaluation Flanges What Is a Threaded Flange? NPT Connection EPC What Is a Tie-In List? Interface Schedule EPC What Is a Tie-Point? Interface Definition Pipe Fittings What Is a Union? Threaded Pipe Connection EPC What Is a Valve Data Sheet? VDS Explained Valves What Is a Valve Positioner? EPC What Is a Valve Tag? Oil & Gas Equipment What Is a Vent Silencer? Valves What Is a Vent Valve? Instrumentation What Is a Venturi Meter? EPC What Is a Vortex Breaker? Flanges What Is a Weld Neck Flange? Pipe Fittings What Is a Weldolet? Valves What Is a Y-Globe Valve? Oblique Pattern Flanges What Is A105 Flange Material? Materials What Is A182 F11? Materials What Is A182 F22? 2.25Cr-1Mo Forged Steel Flanges What Is A182 F316? Stainless Steel Flange Materials What Is A182 F51? Materials What Is A182 F53? Materials What Is A182 F55? Materials What Is A182 F91? Modified 9Cr-1Mo Steel Materials What Is Alloy 20? Acid Resistant Steel Materials What Is Alloy Steel? Low vs High Alloy Valves What Is an Actuator? Valve Automation Valves What Is an Angle Valve? Gaskets & Bolts What Is an API Ring Gasket? Oil & Gas Equipment What Is an Ejector? Steam Jet Vacuum Pipe Fittings What Is an Elbolet? Elbow Outlet Fitting EPC What Is an Elevation Drawing? Flanges What Is an Expander Flange? Size Increase Oil & Gas Equipment What Is an Expansion Joint? EPC What Is an Expansion Loop? Pipe Fittings What Is an Insert Fitting? EPC What Is an LOI? Letter of Intent EPC What Is an MRQ? Material Requisition EPC What Is an MTO? Flanges What Is an Orifice Flange? Instrumentation What Is an Orifice Plate? Valves What Is an Oxygen Service Valve? EPC What Is an RFQ? Gaskets & Bolts What Is an RTJ Gasket? Ring Joint Types Gaskets & Bolts What Is Anti-Rotation Device? Gaskets & Bolts What Is Anti-Seize Compound? EPC What Is API 570? Piping Inspection Code EPC What Is API 574? Valves What Is API 598? Valve Testing Standard Pipes What Is API 5L Grade X52? Pipes What Is API 5L? Line Pipe Specification Flanges What Is API 6A Flange? Wellhead Equipment Flanges What Is API 6BX Flange? 6BX Ring Gasket Valves What Is API 6D? Pipeline Valve Standard Valves What Is API 6FA? Materials What Is Arc Strike? Surface Damage Pipe Fittings What Is ASME B16.11? Gaskets & Bolts What Is ASME B16.20? Gaskets & Bolts What Is ASME B16.21? Pipe Fittings What Is ASME B16.28? Valves What Is ASME B16.34? Flanges What Is ASME B16.47? Flanges What Is ASME B16.5? Pipe Fittings What Is ASME B16.9? BW Fittings Standard EPC What Is ASME B31.1? Power Piping Code EPC What Is ASME B31.3? Process Piping Code Pipes What Is ASME B36.10? Pipes What Is ASME B36.19? Materials What Is ASTM A105? Forged Carbon Steel Pipes What Is ASTM A106 Grade B? Pipes What Is ASTM A106? Gaskets & Bolts What Is ASTM A1082? Duplex Stud Bolts Materials What Is ASTM A182? Gaskets & Bolts What Is ASTM A193 B7? Gaskets & Bolts What Is ASTM A194? Nut Specifications Materials What Is ASTM A217 C12? 9Cr-1Mo Cast Steel Materials What Is ASTM A217 C5? Materials What Is ASTM A217 WC6? Materials What Is ASTM A217 WC9? Materials What Is ASTM A217? Cast Alloy Steel Pipe Fittings What Is ASTM A234? BW Fittings Material Pipes What Is ASTM A312? Stainless Steel Pipe Gaskets & Bolts What Is ASTM A320? Pipes What Is ASTM A333 Grade 6? Pipes What Is ASTM A333? Low Temperature Pipe Pipes What Is ASTM A335? Materials What Is ASTM A351 CF8M? Materials What Is ASTM A352 LCB? Materials What Is ASTM A352 LCC? Pipes What Is ASTM A358? Pipe Fittings What Is ASTM A403? Gaskets & Bolts What Is ASTM A453? Materials What Is ASTM A494? Cast Nickel Alloy Pipes What Is ASTM A53? Pipes What Is ASTM A691? High-Pressure EFW Pipe Pipes What Is ASTM A790? Pipe Fittings What Is ASTM A815? Duplex Steel Fittings Materials What Is ASTM A995? Pipe Fittings What Is ASTM B366? Nickel Alloy Fittings Materials What Is ASTM B564? Forged Nickel Alloy EPC What Is AUT? Automated Ultrasonic Testing EPC What Is Bend Testing? Weld Qualification Gaskets & Bolts What Is Bolt Elongation? Gaskets & Bolts What Is Bolt Grade? Marking and Strength Gaskets & Bolts What Is Bolt Preload? Tension and Torque Gaskets & Bolts What Is Bolt Relaxation? Flanges What Is Bolt Tensioning? Gaskets & Bolts What Is Bolt Torque? Gaskets & Bolts What Is BX Ring Gasket? Pipes What Is Cathodic Protection? EPC What Is CFR? Cost and Freight Term Gaskets & Bolts What Is CNAF Gasket? EPC What Is Cold Springing (Cold Pull)? Materials What Is Cold Welding? Solid-State Joining EPC What Is Commissioning? Pipes What Is Concrete Weight Coating? EPC What Is Confined Space Entry? Materials What Is Crevice Corrosion? Valves What Is Cv Value? Valve Flow Coefficient Valves What Is DBB Valve? Double Block and Bleed EPC What Is DDP vs DAP? Incoterms Comparison Materials What Is Delta Ferrite? Stainless Weld EPC What Is Design Pressure? EPC What Is Design Temperature? Flanges What Is DIN 2576? German Flange Standard Pipes What Is Duplex Stainless Steel Pipe? EPC What Is Eddy Current Testing (ET)? Pipes What Is EFW Pipe? Flanges What Is EN 1092-1 Type 11? Flanges What Is EN 1092-1? Pipes What Is Epoxy Coating? Materials What Is Erosion Corrosion? Pipes What Is ERW Pipe? EPC What Is Expediting? Order Follow-Up EPC What Is EXW? Ex Works Shipping Term Valves What Is Fail-Safe Valve? EPC What Is FAT? Factory Acceptance Test Materials What Is FCAW Welding? EPC What Is Ferrite Testing? Valves What Is Fire Safe Valve? Flanges What Is Flange Alignment? Flanges What Is Flange Facing? Flanges What Is Flange Management? Flanges What Is Flange Spreading? EPC What Is Fluid Category? ASME B31.3 EPC What Is FOB? Free on Board Shipping Term EPC What Is Free Draining Piping? Materials What Is Galvanic Corrosion? Pipes What Is Galvanizing? Hot-Dip vs Electro Gaskets & Bolts What Is Gasket Creep Relaxation? Gaskets & Bolts What Is Gasket Stress? EPC What Is General Arrangement? GA Drawing Materials What Is GMAW Welding? Pipes What Is GRE Pipe? Glass Reinforced Epoxy Materials What Is GTAW Welding? EPC What Is Hardness Testing? Materials What Is Hardness? Materials What Is Hastelloy C276? EPC What Is HAZOP? Pipes What Is HDPE Pipe? Pipes What Is Heat Tracing? Pipes What Is HFW Pipe? Pipes What Is Holiday Testing? Flanges What Is Hot Bolting? Online Flange Repair EPC What Is Hot Commissioning? Materials What Is Hot Cracking? Pipes What Is Hot Induction Bending? Materials What Is Hot Tapping? EPC What Is Hot Work Permit? Welding Safety Materials What Is Hydrogen Cracking? Cold Cracking Materials What Is Hydrogen Induced Cracking (HIC)? Materials What Is Hydrostatic Testing? EPC What Is Hydrotest Pressure? Calculation EPC What Is Impact Testing? Materials What Is Inconel 625? Materials What Is Inconel 718? Pipes What Is Insulated Pipe? Materials What Is Intergranular Corrosion? Pipes What Is Internal Lining? Cement vs Epoxy EPC What Is Interpass Temperature? Valves What Is ISO 5208? Valve Leakage Testing EPC What Is ITP? Inspection and Test Plan Flanges What Is JIS B2220? Pipes What Is Joint Coating? Field Application Materials What Is Knife-Line Attack? Valves What Is Kv Value? Metric Flow Coefficient Materials What Is Lack of Fusion? Weld Defect Materials What Is Lamellar Tearing? Plate Welding EPC What Is LC? Letter of Credit Payment EPC What Is Line Designation? Pipes What Is Lined Pipe? EPC What Is Liquid Penetrant Testing (PT)? EPC What Is Lost Time Injury (LTI)? EPC What Is LOTO? Lockout Tagout Procedures Materials What Is Low Alloy Steel? Grades and Uses Pipes What Is LSAW Pipe? EPC What Is Macro Examination? EPC What Is MAWP? EPC What Is MC Certificate? Materials What Is Mild Steel? EPC What Is Moment of Inertia? Materials What Is Monel 400? Nickel-Copper Alloy Pipe Fittings What Is MSS SP-43? Pipe Fittings What Is MSS SP-75? Pipe Fittings What Is MSS SP-97? Materials What Is NACE MR0175? Pipes What Is NPS? Nominal Pipe Size Explained Gaskets & Bolts What Is Nut Rotation Method? Pipes What Is OD and ID? Materials What Is Penetration? Full vs Partial EPC What Is Phased Array UT? Flanges What Is Phonographic Finish? Pipes What Is Pipe Beveling? Weld Preparation Pipes What Is Pipe Coating? EPC What Is Pipe Flexibility? Expansion Loops Pipes What Is Pipe Lining? Pipes What Is Pipe Schedule? Pipes What Is Pipeline Pressure Testing? EPC What Is Pipeline Stopple? Pipes What Is Pipeline Wrapping? Tape Systems EPC What Is Piping Slope? EPC What Is Piping Tie-In? Materials What Is Pitting Corrosion? EPC What Is Plot Plan? Plant Layout Materials What Is PMI Testing? EPC What Is Pneumatic Test? When to Use Pipes What Is Polyurethane Coating? Materials What Is Porosity? Weld Defect Materials What Is PQR? EPC What Is Pre-Commissioning? EPC What Is Preheat? Instrumentation What Is Pressure Drop Calculation? EPC What Is PWHT? Post-Weld Heat Treatment EPC What Is Radiographic Testing (RT)? EPC What Is Red Line Markup? EPC What Is Reynolds Number? EPC What Is RFSU? Ready for Start-Up Materials What Is Root Gap? Weld Preparation Flanges What Is RTJ Flange? Gaskets & Bolts What Is RX Ring Gasket? API 6BX Standard EPC What Is SAT? Site Acceptance Test Materials What Is SAW Welding? Pipes What Is Seamless Pipe? How It's Made EPC What Is SIL? Safety Integrity Level Materials What Is Slag Inclusion? Weld Defect EPC What Is Small Bore Piping? Materials What Is SMAW Welding? Pipes What Is Sour Service Pipe? Materials What Is Stellite? Hardfacing Alloy Flanges What Is Stock Finish? EPC What Is Stress Analysis? Materials What Is Stress Corrosion Cracking (SCC)? EPC What Is Stub-In Connection? Materials What Is Tantalum? Acid Service Material EPC What Is Tensile Testing? EPC What Is Thermal Expansion? Pipe Growth Pipes What Is Thermal Spray Coating? Gaskets & Bolts What Is Thread Engagement? Gaskets & Bolts What Is Thread Galling? Materials What Is Titanium Grade 2? EPC What Is TOFD? Time-of-Flight Diffraction Materials What Is Ultimate Tensile Strength (UTS)? EPC What Is Ultrasonic Testing (UT)? Materials What Is Undercut? Weld Defect Pipes What Is Underground Piping? Materials What Is UNS Numbering System? Valves What Is Valve Cavitation? Valves What Is Valve Flashing? Valves What Is Valve Rangeability? Valves What Is Valve Trim? EPC What Is Vendor Documentation? MDR and VDR EPC What Is Visual Testing (VT)? Pipes What Is Wall Thickness? Materials What Is Weld Decay? Sensitization Materials What Is Weld Joint Efficiency? Materials What Is Weld Leg? Fillet Dimensions Materials What Is Weld Mapping? Materials What Is Weld Overlay? Cladding Process Materials What Is Weld Spatter? Materials What Is Weld Throat? Fillet Weld Sizing Materials What Is WPQ? Materials What Is WPS? Materials What Is Xylan Coating? Materials What Is Yield Strength? Materials What Is Zirconium?