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Model No.: 1/2''-24''
Material: Stainless Steel
Packaging: wooden cases, pallets or as per customer request
Place of Origin: China
Supply Ability: 600000000pcs
Certificate: API CE
HS Code: 7307210000
ASME B16.5 class1500 WN pipe flange
Weld neck(WN) is a common used type of forged flange that is easy to recognize. This type of steel flange will be welded to steel pipe or fitting. Main materials are carbon steel, alloy steel and stainless steel. Manufacture standard is ANSI B16.5. Under this standard, the max pressure is CLASS2500.
For carbon steel, ASTM A105 & A105N weld neck flanges are wided used in most projects. 304, 316,304L,316L belong to stainless steel flange's grade. The facing of forged flanges in common use is raised face(RF), flat face(FF) and ring type joint(RTJ).
ANSI flange standard
class1500 WN flange
WNRF pipe flange
Specifications for weld neck flange
1.size:1/2''-24'' 26''-60''(ASME B16.47 Series A or B)
2.material: carbon steel, alloy steel, stainless steel
3.type: weld neck(WN)
4.standard: ASME B16.5
5.facing: raised face(RF), flat face(FF), ring type joint(RTJ)
6.pressure:150# 300# 400# 600# 900# 1500# 2500#