The application scope of butt-welded flange is as follows: One, the length of the workpiece: such as strip steel, profile, wire, steel bar, rail, boiler steel pipe, oil and gas transmission pipeline butt welding. Two, annular workpiece welding: such as car rim and bicycle, motorcycle rim welding,

Flat welding flange, is a kind of flange produced after the forging blank, this kind of flange after the forging blank has a high strength, the comprehensive degree can even be compared with special steel, under the condition of messy force, can also ensure the strength, toughness, very high sex. I