WELD NECK FLANGE 4-1/16″ 5000PSI R39 API 6A 6B 4130 60K

Product Description

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Product Name: Weld neck flange
Material: 4130 60K
Size: 4-1/16″
Pressure Class: 5000psi
Flange Face: R39
Thickness(pipe): 12mm
Heat Treatment: Q+T
Manufacture Standard: API 6A type 6B

See also different:Steel Flanges
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