Material Compatibility
FORGEDCAST
CARBON STEEL
ASTM 105NASTM 216WCB/WCC
ASTM 350 LF2ASTM A352 LCB/LCC
ALLOY STEEL
ASTM 350 LF3ASTM A352 LC3
ASTM A182 F5aASTM A217 C5
ASTM A182 F9ASTM A217 C12
ASTM A182 F11ASTM A217 WC6
ASTM A182 F22ASTM A217 WC9
ASTM A182 F91ASTM A217 C12A
AUSTENITIC STAINLESS STEEL
ASTM A182 F304/304LASTM A351 CF3/CF8
ASTM A182 F316/316LASTM A351 CF3M/CF8M
ASTM A182 F321
ASTM A182 F347ASTM A351 CF8C
ASTM A182 F44(6MQ)ASTM CK3MCUN
ASTM A182 F20(ALLOY 20)A351 CN7M
FERRITIC-AUSTENITIC STAINLESS STEEL
ASTM A182 F51-UNS S31803(DUPLEX SS)A995 GR.4A/A351CD3MV
ASTM A182 F53-UNS S32750(SUPERDUPLEX S.S)A995 GR.5A/A351 CE MV
ASTM A182 F55-UNS S32760(SUPERDUPLEX S.S)A995 CD3MWCUN/A995 GR.6A
NICKEL ALLOY
INCONEL 825-UNSN08825 ASTM B564-N08825A484CU5MCUC
INCONEL 600-UNSN06600 ASTM B564-N06600A494 CY40
INCONEL 625-UNSN06625 ASTM B564-N06625A 494 CW6MC
MONEL 400-UNSN04400 ASTM B564-N04400A 494 M35-1
TITANIUM
ASTM B381 GR.F2ASTM B367 GR.C2
ASTM B381 GR.F3ASTM B367 GR.C3

MAJOR VALVE MATERIAL GROUPS

VALVE BODY MATERIALS

Material
Group		Common
Name		Material TypeForging SpecUNSCasting spec
Equivalent
carbon steelCsC-Mn-FeA105Nk03504A216 WCB
Low Tempreture
Carbon Steel		LTCSC-Mn-FeA350-LF2k03011A352-LC1
A352-LCB
A352-LCC
Low Tempreture
Alloy Steel		Nickel steel3.1/2NiA350-LF3k32025A352-LC3
Low Alloy SteelMoly SteelC-1/2MoA 182-F1k12822A217-WC1
Alloy Steel
Chrome Moly		1.1/4Cr-1/2MoA 182-F11 cl2k11572A217-WC6
2.1/4Cr-1MoA 182-F22 cl3k21590A217-WC9
5Cr-1/2MoA 182-F5ak41545A217-C5
Stainless Steel9Cr-1MoA 182-F9k90941A217-C12
A217-C12A
9Cr-1Mo-VA 182-F91
Austentic S.Steel
300 Series S.Steel		304:18Cr-8NiA 182-F304s30400A351-CF8
304L:18Cr-8NiA 182-F304Ls30403A351-CF3
304H:A 182-F304Hs30409A351-CF10
316:16Cr-12Ni-2MoA 182-F316s31600A351-CF8M
316L:16Cr-12Ni-2MoA 182-F316Ls31603A351-CF3M
316H:A 182-F316Hs31609A351-CF10M
316Ti:A 182-F316Tis31635
321:18Cr-10Ni-TiA 182-F321s32100
321HA 182-F321Hs32109
347:18Cr-10Ni-Cb(Nb)A 182-F347s34700A351-CF8C
347HA 182-F347Hs34709
317LA 182-F317Ls31703A351-CG3M
Alloy 2028Ni-19Cr-Cu-MoA 182-F20N08020A351-CN7M
Duplex 220522Cr-5Ni-3Mo-NA 182-F51s31803A351-CD3MN
s32205J92205
Super Duplex
2507		25Cr-7Ni-4Mo-NA 182-F53s32750A351-CD4MCU
A995-5A/CE3MN
Super Duplex
F55
Super Duplex
6MO		25Cr-7Ni-3.5Mo-N-Cu-W
20Cr-18Ni-6Mo		A 182-F55
A182-F44		s32760
s31254		A995-CD3MWCUN
A351-CK3MCUN
Nickle-iron AlloyIncoloy 800
Incoloy 825		33Ni-42Fe-21Cr
42Ni-21.5Cr-3Mo-2.3Cu		B564-N08800
B564-N08825		N08800
N08825
A494-CU5MCUC
NICKELNickel99/95NiB160-N02200
(bar)		N02200A494-CZ-100
Nickel-Copper
Nickel-Alloy		Monel 400
Monel 500		67Ni-30CuB564-N04400
B564-N05500		N04400
N05500

A494-M35-1
904L904LN08904N/A
Nickle
 Superalloys		Inconel 600
Inconel625
Hastelloy C-276		72Ni-15Cr-8Fe
60Ni-22Cr-9Mo-3.5Cb
54Ni-15Cr-16Mo		B564-N06600
B564-N06625
B564-N10276		N06600
N06625
N10276		A479-CY40
A494-CW-6MC
A494-CW-2M
TitaniumTitanium98TiB381-Gr2R50400B367-C2

APV TRIM CONFIGURATIONS

API Trim
 NO		Nonimal TrimTrim CodeStemDisc/WedgeSeatMin.Hardness
(Brinell)
1F6F6410(13Cr)F6(13Cr)410(13Cr)250
2304304304(18Cr-8Ni)304(18Cr-8Ni)304(18Cr-8Ni)not specified
331031025Cr-20Ni310(25Cr-20Ni)310(25Cr-20Ni)not specified
4HARD 410F6-H410(13Cr)F6(13Cr)F6(13Cr)275
5410 FULL HARD FACEDF6-HF410(13Cr)F6+st Gr6(cocr Alloy)410+st Gr6(cocr Alloy)350
5A410 FULL HARD FACEDF6-HF410(13Cr)F6 + Hardf+NiCr Alloy410 + Hardf+NiCr Alloy350
6410 AND Ni-CuF6-HFS410(13Cr)F6(13Cr)Monel 400(Nicu Alloy)250/175
7410 and FULL Hard410410(13Cr)F6(13Cr)F6(13Cr)750HB250/750
8410 AND HARD FACEDF6-HFS410(13Cr)F6(13Cr)410+st Gr6(cocr Alloy)250/350
8A410 AND HARD FACEDF6-HFS410(13Cr)F6(13Cr)410+Hardf NiCr Alloy250/350
9MonelMonelMonel(NiCu Alloy)Monel(NiCu Alloy)Monel400(NiCu Alloy)not specified
10316316316(18Cr-Ni-Mo)316(18Cr-8Ni-Mo)316(18Cr-8Ni-Mo)not specified
11Monel and Hard facedMonel-HFSMonel(NiCu Alloy)Monel(NiCu Alloy)Monel400@St Gr6350
11AMonel and Hard facedMonel-HFSMonel(NiCu Alloy)Monel(NiCu Alloy)Monel400Hardf.NiCrA350
12316 and Hard faced316-HFS316(18Cr-Ni-Mo)316(18Cr-8Ni-Mo)316+st Gr6350
12A316 and Hard faced316-HFS316(18Cr-Ni-Mo)316(18Cr-8Ni-Mo)316+Hardf350
13Alloy 20Alloy 20Alloy 20(19Cr 29Ni)Alloy 20(19Cr 29Ni)Alloy 20(19Cr 29Ni)not specified
14Alloy 20 & Hard facedAlloy 20-HFSAlloy 20(19Cr 29Ni)Alloy 20(19Cr 29Ni)Alloy 20+St Gr6350
14AAlloy 20 & Hard facedAlloy 20-HFSAlloy 20(19Cr 29Ni)Alloy 20(19Cr 29Ni)Alloy 20 Hardf NiCr Alloy350
15304 Full Hard faced304-HF304(18 Cr 8 Ni-Mo)304+St Gr6304+St Gr6350
16316 Full Hard faced316-HF316 HF(18 Cr 8 Ni-Mo)316+St Gr6316+St Gr6350
17347 Full hard faced347-HF347 HF(18Cr 10 Ni-Cb)347+St Gr6347+St Gr6350
18Alloy 20 Full Hard FacedAlloy-HFAlloy 20(19Cr 29Ni)Alloy 20+St Gr6Alloy 20+St Gr6350
n/aAlloy 625Alloy 625Alloy 625Alloy 625Alloy 625.

TRIM MATERIAL EQUIVALENT GRADES

TRIMUNSTYPEGrade (Forged)ASTM wroughDINDIN W
NO
F6UNS S4100013CrASTM A182 F6aA 276-410DIN ×12Cr131.4006
304UNS S3040018-8Cr-NiASTM A182 F304A 276-304DIN ×5CrNi 18 101.4301
316UNS S3160018-8Cr-NiASTM A182 F316A 276-316DIN ×5CrNiMo 18 101.4401
321UNS S3210018Cr-10 Ni-TiASTM A182 F321A 276-321DIN ×5CrNiTi 18 101.4541
347UNS S3470018Cr-10 Ni-CbASTM A182 F347A 276-347DIN ×5CrNiNb 18 101.4550
MONELUNS S0440067Ni -30CuASTM B564-N04400B164-N04400BDIN 177432.4360
ALLOY 20UNS S0802028Ni-19Cr-Cu-MoASTM A182-F20ASTM B473DIN 145002.4660
ALLOY 625UNS S0662560 Ni-22Cr-9Mo-3.5CbASTM B564-N06625ASTM B564-N06625DIN 173612.4865
C 276UNS S1027654 Ni-15Cr-16MoASTM B564-N10276ASTM B574-N10276DIN NiMo 16 Cr 15 W2.4819
17/4PHUNS S174000Cr17Ni4Cu4NbASTM A705 UNS S17400ASTM A564 UNS S17400X5CrNiCuNb 17-4-41.4548
St.Gr6UNS S30006Co Cr-AAMS 5894Stellite (R) Gr.6

Materials

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