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Marine large diameter lap welded steel flange  

Marine large diameter lap welded steel flange

Lap welding is to lap the two base materials to be welded together, with the lap distance ranging from 2-20mm, which is different from butt welding. Welding can be fillet welding, spot welding and ultrasonic welding; Determine the amount of overlap as required.Flat Face Flange       Material     Carbon steel ASTM A105, A350 LF1, LF2, LF3, LF6, CL1/CL2,; A694 F52, F60, F65, F70; A516 Gr. 60, 70; BS-EN 10222-2 P245GH, P280GH; EN10222-4 P355NH, P355QH; EN10273 P250GH, P265GH; DIN 17243 C22.8; VD-TUEV350/3 C21; GB/T 1591 Q345B, Q420B; NB/T 47008 16Mn,20#; BS 10250-2 S235JRG2;   Stainless steel ASTM A182 F304/304L, F316/316L, F316H, F304H, F321…