Piping Materials Charts - ASTM Specifications & Properties

Pipe Materials

ASTM specifications for seamless and welded pipes: carbon steel, alloy steel, stainless, duplex, and nickel alloys.

Carbon steel pipes for general service (A53), high-temperature (A106), and low-temperature (A333) applications.

ASTM A53 - General Service

Seamless and welded pipes for general applications. Grade A and B. Chemical composition, mechanical properties, galvanized options.

Grade A/BERW/SeamlessGalvanized

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ASTM A106 - High Temperature

Seamless carbon steel for high-temperature service. Grade A, B, C. Required for process piping above 400°F (204°C).

Grade A/B/CHigh TempSeamless

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ASTM A333 - Low Temperature

Impact-tested carbon and alloy steel for cryogenic service. Grade 1, 3, 6. Charpy V-notch requirements, heat treatment.

Grade 1/3/6Low TempImpact Tested

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API 5L - Line Pipe

Pipeline transportation of petroleum and gas. PSL1/PSL2 grades: A, B, X42 to X80. Chemical limits, tensile requirements.

PSL1/PSL2X42-X80Pipeline

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Chrome-moly alloy steel pipes (ASTM A335) for high-temperature, high-pressure service in refineries and power plants.

ASTM A335 - Chrome-Moly Alloy

Seamless ferritic alloy-steel pipe for high-temperature service. P5, P9, P11, P22, P91. Chemical composition and properties.

P5/P9/P11P22/P91High Temp

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ASTM vs EN Cross Reference

Equivalent grades between ASTM A335 and European EN standards. P11 = 13CrMo4-5, P22 = 10CrMo9-10.

ASTM/ENEquivalents

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Austenitic stainless steel (A312), duplex (A790), and super duplex pipes for corrosive environments.

ASTM A312 - Stainless Steel

Austenitic stainless steel pipes: 304, 304L, 316, 316L, 321, 347. Chemical composition, mechanical properties by grade.

304/304L316/316L321/347

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ASTM vs EN Stainless Cross Ref

Equivalent stainless steel grades: ASTM A312 vs EN 10216-5, 10217-7. 304 = 1.4301, 316L = 1.4404.

ASTM/ENEquivalents

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ASTM A790 - Duplex

Duplex stainless steel pipes: S31803 (2205), S32205. Chemical composition, mechanical properties, PREN values.

S318032205Duplex

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ASTM A790 - Super Duplex

Super duplex stainless steel: S32750 (2507), S32760. Higher PREN (>40) for extreme corrosion resistance.

S327502507Super Duplex

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Nickel and nickel alloy pipes for extreme environments: high temperature, corrosive chemicals, marine applications.

Nickel Alloy Grades Overview

Chemical composition of major nickel alloy grades: Monel, Inconel, Hastelloy, Incoloy. Ni, Cr, Mo, Fe content.

MonelInconelHastelloy

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Inconel 625 (UNS N06625)

High-strength nickel-chromium-molybdenum alloy. Excellent fatigue and corrosion resistance. Chemical/mechanical properties.

N06625ASTM B444High Temp

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Hastelloy C-276 (UNS N10276)

Nickel-molybdenum-chromium alloy with excellent corrosion resistance in oxidizing and reducing environments.

N10276ASTM B622Corrosion

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Monel 400 (UNS N04400)

Nickel-copper alloy with excellent resistance to seawater and steam at high temperatures. Marine applications.

N04400ASTM B165Marine

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Fittings Materials

ASTM specifications for butt-weld and forged fittings: chemical composition, mechanical properties, and matching requirements.

ASTM A234 - Carbon/Alloy BW Fittings

High-temperature service fittings. WPB, WP5, WP9, WP11, WP22, WP91. Chemical composition and mechanical properties.

WPBWP11/WP22High Temp

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ASTM A420 - Low Temp BW Fittings

Impact-tested fittings for cryogenic service. WPL6, WPL3. Chemical composition, Charpy requirements, heat treatment.

WPL6WPL3Low Temp

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ASTM A403 - Stainless BW Fittings

Austenitic stainless steel fittings. WP304, WP304L, WP316, WP316L, WP321, WP347. Chemical and mechanical properties.

WP304/LWP316/LStainless

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ASTM A815 - Duplex BW Fittings

Duplex and super duplex fittings. S31803, S32205, S32750, S32760. Chemical composition, mechanical properties, PREN.

S31803S32750Duplex

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ASTM B366 - Nickel Alloy BW Fittings

Nickel and nickel-alloy fittings. Monel, Inconel, Hastelloy, Incoloy grades. Chemical composition and properties.

MonelInconelHastelloy

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Pipe to Fittings Match Chart

Matching pipe and fitting materials by ASTM specification. A106B with A234 WPB, A312 with A403, A335 with A234 WPxx.

CompatibilityMatching

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Flange Materials

ASTM specifications for forged flanges: carbon steel, alloy steel, stainless steel, duplex, and nickel alloys.

Carbon Steel Flanges

ASTM A105 (high temp), A350 LF2 (low temp), A694 (high yield). Chemical composition, mechanical properties, applications.

A105A350 LF2A694

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Alloy Steel Flanges (Cr-Mo)

ASTM A182 F5, F9, F11, F22 chrome-moly flanges for high-temperature service. Chemical composition, mechanical properties.

F5/F9F11/F22A182

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Stainless Steel Flanges

ASTM A182 F304, F304L, F316, F316L, F321, F347. Chemical composition, mechanical properties, ASTM vs EN equivalents.

F304/LF316/LA182

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Duplex & Super Duplex Flanges

ASTM A182 F51 (2205), F53 (2507), F55 (S32760). Chemical composition, mechanical properties, PREN values.

F51/F532205/2507A182

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Nickel Alloy Flanges

ASTM B564 nickel alloy flanges: Monel 400, Inconel 600/625, Hastelloy C-276, Incoloy 800/825. Chemical/mechanical properties.

B564InconelHastelloy

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Valve Materials

ASTM specifications for cast and forged valve bodies, plus API valve trim charts for internals selection.

ASTM specifications for cast steel valve bodies: carbon steel (A216), low-temp (A352), stainless (A351).

ASTM A216 - Carbon Steel (High Temp)

WCA, WCB, WCC grades for high-temperature service. Chemical composition, mechanical properties, heat treatment.

WCA/WCB/WCCCastHigh Temp

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ASTM A352 - Carbon Steel (Low Temp)

LCB, LCC grades for low-temperature service. Impact-tested, Charpy requirements, minimum service temperatures.

LCB/LCCCastLow Temp

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ASTM A351 - Stainless Steel

CF8 (304), CF8M (316), CF3 (304L), CF3M (316L) for corrosive and high-temp service. Chemical and mechanical properties.

CF8/CF8MCF3/CF3MStainless

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Cast Steel Properties Chart

Complete mechanical properties comparison: tensile, yield, elongation for all cast valve grades (A216, A352, A351).

ComparisonProperties

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ASTM specifications for forged steel valve bodies: A105 (high temp), A350 (low temp), A182 (stainless/alloy).

ASTM A105 - Carbon Steel (High Temp)

Forged carbon steel for high-temperature piping components. Chemical composition, mechanical properties, heat treatment.

A105ForgedHigh Temp

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ASTM A350 - Carbon Steel (Low Temp)

LF1, LF2, LF3 grades for low-temperature service. Impact-tested, Charpy requirements, minimum service temperatures.

LF1/LF2/LF3ForgedLow Temp

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ASTM A182 - Stainless & Alloy Steel

F304, F316, F304L, F316L, F321, F347 stainless plus F5, F9, F11, F22 alloy steel grades. Chemical and mechanical properties.

F304/F316F11/F22Forged

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Cast vs Forged Cross Reference

Equivalent cast and forged grades: A216 WCB = A105, A352 LCB = A350 LF2, A351 CF8M = A182 F316.

Cast/ForgedEquivalents

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API valve trim numbers define the material combination for valve internals (stem, seat, disc/wedge).

API Valve Trim Chart

Complete API trim number chart: Trim 1-12. Material specifications for stem, seat ring, backseat bushing, disc/wedge.

Trim 1-12API 600/602

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Trim Selection Guide

Recommended API trim numbers by service: general, corrosive, high-temp, erosive. Selection criteria and best practices.

SelectionService

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Bolting Materials

ASTM specifications for stud bolts and hex nuts used in flanged connections.

ASTM A193 - High Temperature Bolts

B7, B7M, B8, B8M grades for high-temperature service. Chemical composition, mechanical properties, temperature limits.

B7/B7MB8/B8MHigh Temp

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ASTM A320 - Low Temperature Bolts

L7, L7M, L43, B8 Class 1 grades for cryogenic service. Impact-tested, Charpy requirements, minimum temperatures.

L7/L7ML43Low Temp

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ASTM A453 - High Temperature Bolts

Grade 660 (A-286) precipitation-hardened alloy for extreme temperatures up to 1200°F (649°C). Properties and applications.

Grade 660A-2861200°F

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ASTM A194 - Hex Nuts

2H, 2HM, 4, 7, 7M, 8, 8M grades for stud bolt connections. Chemical composition, mechanical properties, hardness requirements.

2H/2HM7/8/8MNuts

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Bolt/Nut Material Selection

Matching stud bolts and nuts by service conditions. A193 B7 with A194 2H, A320 L7 with A194 4, temperature guidelines.

MatchingSelection

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Reference Charts

Cross-reference tables and compatibility charts for piping materials selection.

Piping Materials Match Chart

Complete compatibility chart: matching pipes, fittings, flanges, valves, bolts by ASTM specification and service.

CompatibilityAll Products

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Materials by Fluid Type

Material selection by process fluid: hydrocarbons, acids, caustics, seawater, steam. Recommended grades for each service.

Fluid ServiceSelection

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Carbon Content & Weldability

Carbon equivalent (CE) calculation, weldability considerations, killed vs semi-killed steel. Preheat requirements.

WeldabilityCE

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Density of Metals & Alloys

Density values for carbon steel, stainless, duplex, nickel alloys, copper, aluminum. For weight calculations.

Densitykg/m³

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