管材管件对应材质标准
CARBON STEEL
LINEPIPE	FITTINGS	FORGINGS
ASTM A53 GRADE B	ASTM A234 WPB	ASTM A105N
ASTM A106 GRADE B	ASTM A234 WPB	ASTM A105N
API 5L GRADE B	ASTM A234 WPB	ASTM A105N
API 5L GRADE X 42            /46/52/56/60/65/70	MSS-SP-75 WPHY 42/          46/52/56/60/65/70	ASTM A694 F42          /46/52/56/60/65/70
ASTM A333 GRADE 3	ASTM A420 WPL3	ASTM A350 LF3
ASTM A333 GRADE 6	ASTM A420 WPL6	ASTM A350 LF2
STAINLESS STEEL
LINEPIPE	FITTINGS	FORGINGS
ASTM A312 TP 304	ASTM A403 WP 304	ASTM A182 F304
ASTM A312 TP 304L	ASTM A403 WP 304L	ASTM A182 F304L
ASTM A312 TP 304H	ASTM A403 WP 304H	ASTM A182 F304H
ASTM A312 TP 316	ASTM A403 WP 316	ASTM A182 F316
ASTM A312 TP 316L	ASTM A403 WP 316L	ASTM A182 F316L
ASTM A312 TP 317	ASTM A403 WP 317	ASTM A182 F317
ASTM A312 TP 317L	ASTM A403 WP 317L	ASTM A182 F317L
ASTM A312 TP 321	ASTM A403 WP 321	ASTM A182 F321
ASTM A312 TP 310	ASTM A403 WP 310	ASTM A182 F310
ASTM A312 TP 347	ASTM A403 WP 347	ASTM A182 F347
ALLOY STEEL
LINEPIPE	FITTINGS	FORGINGS
ASTM A335 GRADE P1	ASTM A234 WP1	ASTM A182 F1
ASTM A335 GRADE P5	ASTM A234 WP5	ASTM A182 F5
ASTM A335 GRADE P9	ASTM A234 WP9	ASTM A182 F9
ASTM A335 GRADE P11	ASTM A234 WP11	ASTM A182 F11
ASTM A335 GRADE P22	ASTM A234 WP22	ASTM A182 F22
ASTM A335 GRADE P91	ASTM A234 WP91	ASTM A182 F91
DUPLEX / 6 Mo
LINEPIPE	FITTINGS	FORGINGS
DUPLEX ASTM A790 UNS S31803	ASTM A815 UNS S31803	ASTM A182 F51
DUPLEX ASTM A790 UNS S32750/60	ASTM A815 UNS S32750/60	ASTM A182 F55
6 Mo ASTM A790 UNS S31254	ASTM A815 UNS S31254	ASTM A182 F44

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