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Carbon Steel Pipe A53/A106 Gr. B, A333 Gr. 6
Learn about the 3 most common specifications for carbon pipes: ASTM A53 (black and galvanized steel pipes, seamless and welded), ASTM A106 (seamless CS tubular for

Flange Pressure Rating Explained (and Charts)
What means ANSI flange pressure rating? How to select the right flange rating? The term “flange rating” (or class) refers to the maximum pressure (in psi or

Slip On Flange Dimensions (Cl. 150/300/900/1500/2500)
The charts show the dimensions of slip on flange class 150, 300, 400, 900, 1500, 2500 in inches and in millimeters. SLIP-ON FLANGE DIMENSIONS IN

Plug Valve API 6D Explained
API 6D plug valve features a cylindrical or conic disc, with one or multiple horizontal hollow passageways, that can be rotated to open, close or

Y-Strainers for Pipes
Strainers are mechanical devices to retain (and remove) foreign particles from flowing liquids and protect equipment such as pumps and compressors. There are several types

Lap Joint Flange Dimensions (Cl. 150/300/900/1500/2500)
The charts show the dimensions of lap joint flange class 150, 300, 400, 900, 1500, 2500 in inches and in millimeters. LAP JOINT FLANGE DIMENSIONS IN INCHES

OCTG Pipes Types
What are OCTG pipes? Oil country tubular goods are pipes used for onshore and offshore oil & gas upstream operations (extract oil and gas from

API 5L Pipes for Pipelines Explained
With this article, you learn about API 5L pipes. The API 5L specification covers seamless and welded pipes to convey oil, gas, water in the natural oil &

Valve Face to Face Dimensions (ASME B16.10)
What is the face to face dimension of a flanged ball, globe or gate valve? The ASME B16.10 chart answers this question, as it standardizes

RF, FF, RTJ Flange Face and Finish
The flange face is the surface area that hosts the gasket. The 6 available types of flange face are flat (FF), raised (RF), ring joint (RTJ),

Threaded Flange Dimensions (Cl. 150/300/900/1500/2500)
The charts show the dimensions of threaded flange class 150, 300, 400, 900, 1500, 2500 in inches and in millimeters. THREADED FLANGE DIMENSIONS IN INCHES

Cast vs. Forged Steel: Key Differences
Steel products may be manufactured either by casting or forging steel. Steel casting is the process by which a metal is heated until it reaches

Flange Isolation Kit for Cathodic Protection
A flange isolation kit protects a flanged joint from the corrosion from static currents (by preventing a metal-to-metal contact among flanges, stud bolts, and gaskets). A

Alloy Steel Pipe A335 Gr. P5, P9, P11, P22, P91
Learn about the alloy steel pipes specification ASTM A335 that covers “chrome-moly” seamless pipes with remarkable resistance to corrosion and good tensile strength at high-temperature

LEL and UEL Explained (Explosive Gas)
The lower explosive limit (LEL) is the minimum concentration of a specific combustible gas required to fire combustion when in contact with oxygen (air). If