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Standard Specifications for Valve Material-Part 5

Nov 16, 2015

35. Naval Brass Forgings

ASTM B283 Alloy UNS C46400

Temp. range = −325 to 400°F (−198 to 204°C)

Composition (Percent)

CuSnPbFeZn
59.0 to 62.00.5 to 1.00.2 max0.15 maxRemainder


36. Aluminum Bar

ASTM B211 Alloy UNS A96061-T6

Temp. range = −452 to 400°F (−269 to 204°C)

Composition (Percent)

SiFeCuZnMgMnCrTiOther ElementsAl
0.4 to 0.80.7 max0.15 to 0.40.25 max0.8 to 1.20.15 max0.04 to 0.350.15 max0.15 maxRemainder


37. Cobalt-base Alloy No.6

Cast UNS R30006, Weld filler CoCr-A

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

Composition (Percent)

CMnWNiCrMoFeSiCo
0.9 to 1.41.0 max3.0 to 6.03.026.0 to 32.01.0 max3.0 max2.0 maxRemainder


38. Ni-Cu Alloy Bar K500

B865 Grade N05500

Temp. range = −325°F to 900°F(−198°C to 482°C)

Composition (Percent)

NiFeMnSiCSPAlTiCu
63.0 to 70.02.0 max1.5 max0.5 max0.25 max0.01 max0.02 max2.3 to 3.150.35 to 0.85Remainder


39. Cast Ni-Cu Alloy 400

ASTM A494 Grade M35-1

Temp. range = −325 to 900°F (−198 to 482°C)

Composition (Percent)

CuCMnFeSPSiNbNi
26.0 to 33.00.35 max1.5 max3.5 max0.03 max0.03 max1.35 max0.5 maxRemainder


40. Ni-Cr-Mo Alloy C276 Bar

ASTM B574 Grade N10276

Temp. range = −325 to 1250°F (−198 to 677°C)

Composition (Percent)

CrFeWCSiCoMnVMoPSNi
14.5 to 16.54.0 to 7.03.0 to 4.50.01 max0.08 max2.5 max1.0 max0.35 max15.0 to 17.00.040.03Remainder


41. Ni-Cr-Mo Alloy C

ASTM A494 CW2M

Temp. range = −325 to 1000°F (−198 to 538°C)

Composition (Percent)

CrFeWCSiMnMoPSNi
15.5 to 17.52.0 max1.0 max0.02 max0.8 max1.0 max15.0 to 17.50.030.03Remainder


42. Ni-Mo Alloy B2 Bar

ASTM B335 Grade B2, UNS N10665

Temp. range = −325 to 800°F (−198 to 427°C)

Composition (Percent)

CrFeCSiCoMnMoPSNi
1.0 max2.0 max0.02 max0.1 max1.0 max1.0 max26.0 to 30.00.04 max0.03 maxRemainder


43. Cast Ni-Mo Alloy B2

ASTM A494 N7M

Temp. range = −325 to 1000°F (−198 to 538°C)

Composition (Percent)

CrFeCSiMnMoPSNi
1.0 max3.0 max0.07 max1.0 max1.0 max30.0 to 33.00.04 max0.03 maxRemainder

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