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welding neck collar lap joint flange
Dimention Standard:ANSI B16.5 1/2”-24” Class 150-2500
ANSI B 16.47 26”-60” Class 75-900
API 6A 1-13/16”-30” Class 2000-20000
AWWA C207 4”-144” Class B-F
DIN/BS/JIS 10-4000mm PN2.5-40
Material: Carbon Steel, Alloy Steel and Stainless Steel.
Type: Flate, Slip on, Blind, Welding Neck, Threaded, Lapped, Orifice, Figure 8 Blind, Swivel and etc.









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