item name:crew thread flange(thread flanges, pipe) Carbon Steel:ASTM A105,20#Q23516Mn ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2AS

item name: crew thread flange(thread flanges, pipe)

Seal Cover:FFRFMFMTGRJ

Material:

Carbon Steel:ASTM A105,20#Q23516Mn ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70

Stainess Steel: ASTM A182 F304304L F316316L1Cr18Ni9Ti0Cr18Ni9Ti32118-8

Alloy Steel: ASTM A182 F1 F5a F9 F11 F12 F22F91A182F12A182F1116MnRCr5Mo12Cr1MoV15CrMo12Cr2Mo1A335P22 St45.8/

Standard: HG20601-1997,ANSI B16.5HG20622-1997GB/T9123.1-2000GB/T9123.4-2000

crew thread flange(thread flanges)