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)

Cu	Sn	Pb	Fe	Zn
59.0 to 62.0	0.5 to 1.0	0.2 max	0.15 max	Remainder

36. Aluminum Bar

ASTM B211 Alloy UNS A96061-T6

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

Composition (Percent)

Si	Fe	Cu	Zn	Mg	Mn	Cr	Ti	Other Elements	Al
0.4 to 0.8	0.7 max	0.15 to 0.4	0.25 max	0.8 to 1.2	0.15 max	0.04 to 0.35	0.15 max	0.15 max	Remainder

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)

C	Mn	W	Ni	Cr	Mo	Fe	Si	Co
0.9 to 1.4	1.0 max	3.0 to 6.0	3.0	26.0 to 32.0	1.0 max	3.0 max	2.0 max	Remainder

38. Ni-Cu Alloy Bar K500

B865 Grade N05500

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

Composition (Percent)

Ni	Fe	Mn	Si	C	S	P	Al	Ti	Cu
63.0 to 70.0	2.0 max	1.5 max	0.5 max	0.25 max	0.01 max	0.02 max	2.3 to 3.15	0.35 to 0.85	Remainder

39. Cast Ni-Cu Alloy 400

ASTM A494 Grade M35-1

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

Composition (Percent)

Cu	C	Mn	Fe	S	P	Si	Nb	Ni
26.0 to 33.0	0.35 max	1.5 max	3.5 max	0.03 max	0.03 max	1.35 max	0.5 max	Remainder

40. Ni-Cr-Mo Alloy C276 Bar

ASTM B574 Grade N10276

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

Composition (Percent)

Cr	Fe	W	C	Si	Co	Mn	V	Mo	P	S	Ni
14.5 to 16.5	4.0 to 7.0	3.0 to 4.5	0.01 max	0.08 max	2.5 max	1.0 max	0.35 max	15.0 to 17.0	0.04	0.03	Remainder

41. Ni-Cr-Mo Alloy C

ASTM A494 CW2M

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

Composition (Percent)

Cr	Fe	W	C	Si	Mn	Mo	P	S	Ni
15.5 to 17.5	2.0 max	1.0 max	0.02 max	0.8 max	1.0 max	15.0 to 17.5	0.03	0.03	Remainder

42. Ni-Mo Alloy B2 Bar

ASTM B335 Grade B2, UNS N10665

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

Composition (Percent)

Cr	Fe	C	Si	Co	Mn	Mo	P	S	Ni
1.0 max	2.0 max	0.02 max	0.1 max	1.0 max	1.0 max	26.0 to 30.0	0.04 max	0.03 max	Remainder

43. Cast Ni-Mo Alloy B2

ASTM A494 N7M

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

Composition (Percent)

Cr	Fe	C	Si	Mn	Mo	P	S	Ni
1.0 max	3.0 max	0.07 max	1.0 max	1.0 max	30.0 to 33.0	0.04 max	0.03 max	Remainder

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