Butt Weld Fittings

Fitting types

45, 90, 180 degree long / short radius elbow, equal tee, reducing tee, equal cross, reducing cross, concentric reducer, eccentric reducer, pipe cap, barreled tee, etc.

DESCRIPTION

Carbon steel

ASTM A 234 WPB、A420 WPL1、WPL3、WPL6，ASTM A860 WPHY 42、WPHY52、WPHY60、WPHY65、WPHY70

Stainless steel

ASTM A403 WP304/304L、WP316/316L、WP321、WP347

Alloy steel

ASTM A234 WP1、WP5、WP9、WP11、WP12、WP22、WP91

Dual phase steel and super dual phase steel:

ASTM A815 UNS S31803、UNS S32750、UNS S32760

Schedule:

Carbon and alloy steel

Standard, XS, XXS, sch10-sch160

Stainless steel

Sch5s, 10s, 40s, 80s series

Designated Standard

ASME(ANSI) Standards

B16.9 Factory-Made Wrought Steel Butt-Welding Fittings

B16.28 Wrought Steel Butt-Welding Short Radius Elbows and Returns

B16.25 Butt Welding Ends

B36.10 Welded and Seamless Wrought Steel Pipe

B36.19 Stainless Steel Pipe

ASTM Standards

A105 Standard Specification for Carbon Steel Forgings for Piping Applications

A234 Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature Service

A403 Wrought Austenitic Stainless Steel Piping Fittings

A420 Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low Temperature Service

A815 Wrought Ferric, Ferric/Austenitic, and Martensitic Stainless Steel Piping Fittings

MSS Standards

SP-43 Wrought Stainless Steel Butt-Welding Fittings

SP-75 High Test Wrought Butt-Welding Fittings

SP-79 Socket Welding Reducer Inserts

SP-87 Factory-Made Butt-Welding Fittings for Class I Unclear Piping Applications

JIS/KS Standards

JIS B2311/KS B1522 Steel Butt-Welding Pipe Fittings for Ordinary Use

JIS B2312/KS B1541 Steel Butt-Welding Pipe Fittings

JIS B2313/KS B1543 Steel Plate Butt-Welding Pipe Fittings

JIS B2220 Steel Welding Pipe Flanges

DIN Standards

2605-1 Steel Butt-Welding Pipe Fittings; Elbows and Bends with Reduced Pressure Factor

2609 Steel Butt-Welding Pipe Fittings; Technical Delivery Conditions

2615-1 Steel Butt-Welding Pipe Fittings; Tees with Reduced Pressure Factor

2615-2 Steel Butt-Welding Pipe Fittings; Tees for Use at Full Service Factor

2616-1 Steel Butt-Welding Pipe Fittings; Eccentric Reducers with Reduced Pressure Factor

2616-2 Steel Butt-Welding Pipe Fittings; Reducers for Use at Full Service Pressure Factor

2617 Steel Butt-Welding Pipe Fittings; Caps

BS Standards

BS1965 Steel Butt-Welding Pipe Fittings

BS4504 Circular Flanges for Pipes, Valves and Fittings

EN Standards

10253-1 Butt-Welding Pipe Fittings; Wrought Carbon Steel for General Use and Without Specific Inspection Requirements