ASTM Cross Reference Material Specifications

Cross reference for fittings, flanges, unions and cast and forged valves. A comprehensive lookup tool for ASTM material specifications across different material types, service conditions, and component categories including forgings, castings, wrought fittings, and pipe.

Material TypeService ConditionForgingsCastingsWrought FittingsPipe
Carbon SteelA181-Gr.1, A181-Gr.2A234-WPA, WPB, WPC
Moderate & High Temp ServiceA105-Gr.1, A105-Gr.2A216-WCA, WCB, WCCA106-Gr.B/API 5 LB
Cold Temp ServiceA350-LF1, A350-LF2A352-LCB, LCCA420-WPL6A33-Gr.6/A 671
Carbon-1/2 Moly Alloy Steel
1/2Cr-1/2Mo Alloy SteelHigh Temp ServiceA182-F1A217-WC1A234-WP1
1/2Cr-1/2Mo Alloy SteelCold Temp ServiceA352-LC1
1/2Cr-1/2Mo Alloy SteelStandardA182-F2
1/2Cr-1/2Mo-1 Alloy SteelA217-WC4
3/4Cr-1Mo-3/4NI Alloy SteelA217-WC5
1Cr-1/2Mo Alloy SteelA182-F12A234-WP12
1Cr-1Mo-Vd Alloy SteelA404-F24A389-C24
1-1/4Cr-1/2Mo Alloy SteelA182-F11A217-WC6A234-WP11
1-1/4Cr-1/2Mo-Vd Alloy SteelA389-C23
2-1/4Cr-1/2Mo-Vd Alloy SteelA182-F22A217-WC9A234-WP22
3Cr-1Mo Alloy SteelA182-F21
5Cr-1/2Mo Alloy SteelA182-F5A234-WP5
5Cr-1/2Mo-Si Alloy SteelA217-Gr.C5
7Cr-1/2Mo Alloy SteelA182-F7A234-WP7
9Cr-1Mo Alloy SteelA182-F9A217-Gr.C12A234-WP9
13Cr Alloy SteelA182-F6A351-CA15
Type 304 Stainless SteelStandardA182-F304A351-Gr.CF8, CF8aA403-WP304A312-TP304
Type 304 Stainless SteelLow CarbonA182-F304-LA351-Gr.CF3, CF3aA403-WP304-LA312-Tp304L
Type 304 Stainless SteelHigh Temp ServiceA182-F304-HA351-Gr.CF10A403-WP304-HA312-TP304H
Type 309 Stainless SteelA403-WP309
Type 310 Stainless SteelA182-F310A403-WP310A312-TP310
Type 316 Stainless SteelStandardA182-F316A351-Gr.CF8MA403-WP316A312-TP316
Type 316 Stainless SteelLow CarbonA182-F316-LA351-Gr.CF3MA403-WP316-LA312-TP316L
Type 316 Stainless SteelHigh Temp ServiceA182-F316-HA351-Gr.CF10A403-WP316-HA312-TP316H
Type 317 Stainless SteelA403-WP317
Type 321 Stainless SteelStandardA182-F321A403-WP321
Type 321 Stainless SteelHigh Temp ServiceA182-F321-HA403-WP321-H
Type 347 Stainless SteelStandardA182-F347A403-WP347
Type 347 Stainless SteelHigh Temp ServiceA182-F347-HA351-Gr.CF8CA403-WP347-H
Type 348 Stainless SteelStandardA182-F348A403-WP348
Type 348 Stainless SteelHigh Temp ServiceA182-F348-H
20 Ni-8 Cr AlloyA182-F10
2 Nickel Alloy SteelLow Temp ServiceA352-LC2