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Standard Specifications for Valve Material-Part 2

Nov 16, 2015

9. Forged Cr-Mo Steel ASTM A182 Grade F22

Temp. range = −20 to 1100°F (−29 to 593°C)

Composition (Percent)

CMnPSSiCrMo
0.05 to 0.150.3 to 0.60.04 max0.04 max0.5 max2.0 to 2.50.87 to 1.13


10. Cast Cr-Mo Steel ASTM A217 Grade C5

Temp. range = −20 to 1200°F (−29 to 649°C)

Composition (Percent)

CMnPSSiCrMo
0.2 max0.4 to 0.70.04 max0.045 max0.75 max4.0 to 6.50.45 to 0.65


11.Type 302 Stainless Steel ASTM A479 Grade UNS S30200

Temp. range = −325 to 1500°F (−198 to 816°C)

Composition (Percent)


CMnPSSiCrNiNFe
0.15 max2.0 max0.045 max0.03 max1.0 max17.0 to 19.08.0 to 10.00.1 maxRemainder


12. Type 304L Stainless Steel ASTM A479 Grade UNS S30403

Temp. range = −425 to 800°F (−254 to 427°C)

Composition (Percent)

CMnPSSiCrNiNFe
0.03 max2.0 max0.045 max0.03 max1.0 max18.0 to 20.08.0 to 12.00.1 maxRemainder


13. Cast Type 304L Stainless Steel ASTM A351 Grade CF3

Temp. range = −425 to 800°F (−254 to 427°C)

Composition (Percent)

CMnSiSPCrNiMo
0.03 max1.5 max2.0 max0.03 max0.045 max18.0 to 21.08.0 to 11.00.50 max


14. Type 316L Stainless Steel ASTM A479 Grade UNS S31603

Temp. range = −425 to 850°F (−254 to 454°C)

Composition (Percent)

CMnPSSiCrNiMoNFe
0.03 max2.0 max0.045 max0.03 max1.0 max16.0 to 18.010.0 to 14.02.0 to 3.00.1 maxRemainder


15. Type 316 Stainless Steel ASTM A479 Grade UNS S31600

Temp. range = −325 to 1500°F (−198 to 816°C);  above 1000°F (538C),  0.04 C required

Composition (Percent)

CMnPSSiCrNiMoNFe
0.08 max2.0 max0.045 max0.03 max1.0 max16.0 to 18.010.0 to14.02.0 to 3.00.1 maxRemainder


16. Cast Type 316 Stainless Steel ASTM A351 Grade CF8M

Temp. range = −425 to 1500°F (−254 to 816°C); above 1000°F (538C), 0.04 C required

Composition (Percent)

CMnSiPSCrNiMo
0.08 max1.5 max1.5 max0.04 max0.04 max18.0 to 21.09.0 to 12.02.0 to 3.0





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Next: Standard Specifications for Valve Material-Part 1

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