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COMMON VALVE CASTING MATERIALS METALLURGY

Cast Alloy Similar Wrought Designation Specification UNS No. C Cr Ni Mo Cu Fe Cb Other Tensile (ksi) Yield (ksi) Elong
CA6NM 415, F6NM ASTM-A743, A487 J91540 0.06 11.5-14.0 3.5-4.5 .4-1.0 - BAL - - 110 80 17%
CA15 410 ASTM-A217, A743 J91150 0.15 11.5-14.0 1 0.5 0.5 BAL - - 90 65 18%
CB7Cu-1 17-4 PH ASTM-A747, AMS-5398C J92180 0.06 15.5-17.7 3.6-4.6 - 2.5-3.2 BAL .15-.35 - 135 H1100 Condition 100 9%
CF3 304L ASTM-A351, A743, A744 J92500 0.03 17.0-21.0 8.0-12.0 0.5 - BAL - - 70 30 35%
CF3MN 316LN ASTM-A743, A351 J92804 0.03 17.0-21.0 9.0-13.0 2.0-3.0 - BAL - N- 0.10-0.20 75 37 35%
CF3M 316L ASTM-A351, A743, A744 J92800 0.03 17.0-21.0 9.0-13.0 2.0-3.0 - BAL - - 70 30 30%
CF8 304 ASTM-A351, A743, A744 J92600 0.08 18.0-21.0 8.0-11.0 0.5 - BAL - - 70 30 35%
CF8C 347 ASTM-A351, A743, A744 J92710 0.08 18.0-21.0 9.0-12.0 0.5 - BAL 8xC-1.0 - 70 30 30%
CF8M 316 ASTM-A351, A743, A744 J92900 0.08 18.0-21.0 9.0-12.0 2.0-3.0 - BAL - - 70 30 30%
CG3M 317L ASTM-A351, A743 , A744 J92999 0.03 18.0-21.0 9.0-13.0 3.0-4.0 - BAL - - 75 35 25%
CG8M 317 ASTM-A351, A743 , A744 J93000 0.08 18.0-21.0 9.0-13.0 3.0-4.0 - BAL - - 75 35 25%
CN7M Alloy 20 ASTM-A351, A743, A744 N08007 0.07 19.0-22.0 27.5-30.5 2.0-3.0 3.0-4.0 BAL - - 62 25 35%
CN2MCuN 904L N08904 0.02 19.0-23.0 23.0-28.0 4.0-5.0 1.0-2.0 BAL - - 65 28 35%
CK3MCuN Avesta 254-SMO ASTM-A351, A743, A744 J93254 0.025 19.5-20.5 17.5-19.5 6.00-7.00 0.50-1.00 BAL - N 0.18-0.24 80 38 35%
CN3MN AL6XN ASTM-A351, A743, A744 J94651 0.030 20.0-22.0 23.5-25.5 6.0-7.0 0.75 BAL - N 0.18-1.26 80 38 35%
CX2MW Hastelloy C-22 ASTM A494 N26022 0.02 20.0-22.5 BAL 12.5-14.5 - 2.0-6.0 - W-2.5-3.5 80 45 30%
CW2M Hastelloy C4C ASTM-A494, A990 N26455 0.02 15.0-17.5 BAL 15.0-17.5 - 2 - - 72 40 20%
CW6M Hastelloy C Modified ASTM-A494 N30107 0.07 17.0-20.0 BAL 17.0-20.0 - 3 - - 72 40 25%
CW6MC Inconel 625 ASTM-A494, MIL-C-24615 N26625 0.06 20.0-23.0 BAL 8.0-10.0 - 5 3.15-4.5 - 70 40 25%
CW12MW Hastelloy C ASTM-A494 N30002 0.12 15.5-17.5 BAL 16.0-18.0 - 4.5-7.5 - W-3.75-5.25,V-.20-.40 72 40 4%
CW12MW Hastelloy C-276 ASTM-A494 N30002 0.02 15.5-17.5 BAL 16.0-18.0 - 4.5-7.5 - W-3.75-5.25,V-.20-.40 72 40 4%
CY40 Inconel 600 ASTM-A494 N06040 0.4 14.0-17.0 BAL - - 11 - - 70 28 30%
CZ100 Cast Nickel ASTM-A494 N02100 1 - 95.0 min. - 1.25 3 - - 50 18 10%
N7M Hastelloy B Modified ASTM-A494 N30007 0.07 1 BAL 30.0-33.0 - 3 - - 76 40 20%
N12MV Hastelloy B ASTM-A494 N30012 0.12 1 BAL 26.0-30.0 - 4.0-6.0 - - 76 40 6%
M35-1 Monel 400 ASTM-A494, A990 N24135 0.35 - BAL - 26.0-33.0 3.5 0.5 Si 1.25 65 25 25%
M35-2 Monel ASTM-A494 N04020 0.35 - BAL - 26.0-33.0 3.5 - Si 2.0 65 30 25%
M35-B / M30H H-Monel ASTM-A494, QQ-N-288 Comp B N24030 0.3 - BAL - 27.0-33.0 2.5 - Si 2.7-3.9 700 60 10%
M35-C Monel QQ-N-288 Comp C N24025 0.2 - BAL - 27.0-31.0 2.5 - Si 3.3-3.7 120 80 10%
M35-D / M25S S-Monel ASTM A494, QQ-N-288 Comp D N24025 0.25 - BAL - 27.0-31.0 2.5 - Si 3.5-4.5 - - -
M30C / M35W Weldable Monel ASTM-A494, QQ-N-288 Comp E N24130 0.3 - BAL - 26.0-33.0 3.5 - Si 1.0-2.0, Cb 1.0-3.0 65 32.5 25%
952 Al Bronze Grade A ASTM-B148 C95200 - - - - 86.0 min 2.5-4.0 - Al 8.5-9.5 65 25 20%
954 Aluminum-Bronze ASTM-B148 C95400 - - 1.5 max - 83.0 min 3.0-5.0 - Al 10.0-11.5 75 30 12%
955 Aluminum-Bronze ASTM-B148 C95500 - - 3.0-5.5 - 78.0 min 3.0-5.0 - Al 10.0-11.5 90 40 6%
958 Ni-Al-Brz ASTM-B148 C95800 - - 4.0-5.0 - 79.0 Min 3.0-4.5 - Al 8.5-9.5 Pb .03 max 85 35 15%
964 70*30 Copper-Nickel ASTM-B369 C96400 0.15 - 28.0-32.0 - BAL .25-1.5 0.5-1.5 Mn 1.5 60 32 20%
CD4MCuN Duplex Grade 1B ASTM-A890, A995 J93372 0.04 24.5-26.5 4.75-6.0 1.75-2.25 2.75-3.25 BAL - N 0.10-0.25 100 70 16%
CD3MCuN Duplex Grade 1C ASTM-A890 J93373 0.03 24-26.7 5.6-6.7 2.9-3.8 1.4-1.9 BAL - N 0.22-0.33 100 65 25%
CE8MN Duplex Grade 2A ASTM-A351, A890, A995 J93345 0.08 22.5-25.5 8.0-11.0 3.00-4.50 - BAL - N 0.10-0.30 95 65 25%
CD6MN Duplex Grade 3A ASTM-A890, A995 J93371 0.06 24.0-27.0 4.0-6.0 1.75-2.50 - BAL - N 0.10-0.25 95 65 25%
CD3MN Duplex Grade 4A ASTM-A890, A995 J92205 0.03 21.0-23.5 4.5-6.5 2.5-3.5 1.00 max BAL - N 0.10-0.30 90 60 25%
CE3MN Duplex Grade 5A ASTM-A890, A995 J93404 0.03 24.0-26.0 6.0-8.0 4.0-5.0 - BAL - N 0.10-0.03 100 75 18%
CD3MWCuN Grade 6A Zeron100 ASTM-A890, A995 J93380 0.03 24.0-26.0 6.5-8.5 3.0-4.0 0.5-1.0 BAL - N 0.02-0.03 W 0.5-1.0 100 65 25%
HH ASTM-A297 ASTM-A297 J93503 0.20-0.50 24.0-28.0 11.0-14.0 0.5 1 BAL - - 75 35 10%
HK ASTM-A297 ASTM-A297 J94224 0.20-0.60 24.0-28.0 18.0-22.0 0.5 1 BAL - - 65 35 10%
HN HI-35 ASTM-A297 J94213 0.20-0.50 19.0-23.0 23.0-27.0 0.5 1 BAL - - 63 - 8%
HT 330 (15-35) ASTM-A297 N08605 0.35-0.75 15.0-19.0 33.0-37.0 0.5 1 BAL - - 65 - 4%
HU (19-39) ASTM-A297 N08004 0.35-0.75 17.0-21.0 37.0-41.0 0.5 1 BAL - - 65 - 4%
HX ACI HX ASTM-A297 N06006 0.35-0.75 15.0-19.0 64.0-68.0 0.5 1 BAL - - 60 - -
WCA Carbon Steel ASTM-A216 J02502 0.25 0.5 0.5 0.2 0.3 BAL - - 60-85 30 24%
WCB Carbon Steel ASTM-A216 J03002 0.3 0.5 0.5 0.2 0.3 BAL - - 70-95 36 22%
WCC Carbon Steel ASTM-A216 J02503 0.25 0.5 0.5 0.2 0.3 BAL - - 70-95 40 22%
LCB Carbon Steel ASTM-A352 J03003 0.3 0.5 0.5 0.2 0.3 BAL - - 65 35 24%
LCC Carbon Steel ASTM-A352 J02505 0.25 0.5 0.5 0.2 0.3 BAL - - 70 40 22%
LC2 ASTM-A352 J22500 0.25 - 2.00-3.00 0.45-0.65 - BAL - - 70.0-95.0 40.0 24%
LC3 ASTM-A352 J31550 0.15 - 3.00-4.00 - - BAL - - 70.0-95.0 40.0 24%
WC6 ASTM-A217 J12072 0.05-0.20 1.00-1.50 - 0.45-0.65 0.50 BAL - - 70-95 40 20%
WC9 ASTM-A217 J21890 0.05-0.18 2.00-2.75 - 0.90-1.20 0.50 BAL - - 70-95 40 20%
C5 ASTM-A217 J42045 0.20 4.00-6.50 - 0.45-0.65 0.50 BAL - - 90-115 60 18%
C12 ASTM-A217 J82090 0.20 8.00-10.00 - 0.90-1.20 0.50 BAL - - 90-115 60 18%
C12A Grade 91 ASTM-A217 J84090 0.08-0.12 8.0-9.5 0.40 0.85-1.05 - BAL 0.060-0.10 N 0.030-0.070, V 0.18-0.25 85-110 60 18%
SC8625 ASTM A487, A148 0.30 0.40-0.80 0.40-0.80 0.15-0.30 0.50 BAL - - 105-130 85 17%

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