Material:

Stainless steel : F304,F316L,F310S,F317L,F321,F347

carbon steel:A105,A106,A53,LF2,16MN,A234 WPB A

lloy steel: F5.F9,F11,F22

Duplex Steel: F44,F51,F53,F55,F60

Special steel: 904L,N04400,N08810,N08020,N06625

Standard:GB/T 7306,12716,14383,14626 ANSI/ASME B 1.20.1,B16.11 MSS SP-79, 83, 95, 97 JIS B0203,B2316.

Pressure:

Threaded types:2000/3000/6000LBS

Socket weld types:3000/6000/9000LBS

Butt weld types:SCH40/SCH80/SCH160/XXS

Surface:shot blasted,rust-proof black oil,etc.

Application:Petroleum, chemical, machinery, electric power, shipbuilding, papermaking, construction, etc