BUTT WELD FITTINGS
A weldable steel pipe fittingscanchange flow direction,branch off, reduce size or connect auxiliary equipment. Butt weld fittings include elbow, tee,reducer,cap and cross.These fittings are the most common type of welded pipe fitting and are specified by nominal pipe size and pipe schedule.The raw materials of butt welded pipe fittings are seamless pipe, welded pipe, forged pipe(high pressure) and steel plate.The forming processes of stainless steel butt weld tube fittingsis as follow:Extrusion moulding,hot pressing,cold machining,hot machining,welded,heat treatment. Huashang Steel is one of the best buttweld fittings suppliers from China.
Butt Weld Fittings Manufacture Specification：
ASME / ANSI B16.9, JIS B 2311/2220, DIN2605 / 2616/2615, EN10253, MSS SP-43 / SP-75, GOST 17375/17376/17378/17379
Steel Butt Weld Pipe FittingsType：
-(SMLS or Welded) Elbow，45°，90°，LR，SR
-(SMLS or Welded) Tee
-(SMLS or Welded) Reducer
-(SMLS or Welded) Stub Ends
-(CAP
-Special Type acc. to customer's drawings.
Butt Weld Fittings Materials：
Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A403-WP304, WP304L, WP304/304L, WP304H, WP316, WP316L, WP316/316L, WP321, WP321H, WP347, WP347H
Super Stainless Steel: ASTM 904L, B366-N08904, A403-WP317, 317L, 254SMO(UNS S31254)
Duplex & Super Duplex Steel: ASTM A815-S31803, S32205, S32750, S32760, 2205
Low Temp. Steel: ASTM A420-WPL6, WPL3,
Alloy Steel: 12CrMo, 15Cr5Mo, Cr5Mo, 12Cr1MoV, 16Mn, ASTM A234-WP11, WP22, WP91, WP5, WP9
Pipeline Steel: L245, L290, L360, L415, L450, L485, ASTM A860 (MSS SP-75)- WPHY42, WPHY52, WPHY60, WPHY65, WPHY70
Carbon Steel: ASTM A234-WPB, WPC
Nickel Alloy Steel: B361 WP6061, B366 N08904, N010276, N04400, N06600, N08825, N10276
B625 N08904, B574 N04400 , N06600, N010276, B649 N08904
OD：
Seamless products DN15 ( 1/2'' )-- DN800 ( 32'' )
Welded products DN450 ( 18'' ) --DN3000 ( 120'' )
WT：
SCH 5S --- SCH 160
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