Home » Posts tagged "DIN2391 Cold Drawn Precision Seamless Steel Pipes"

The working characteristics of the nature of BS6323-5 Electric Resistance Welded Steel Tubes and specifications

Resistance welding steel pipe in the winter precautions: A positioning welding, increase welding current, welding speed is slow, appropriately increase the positioning weld cross-sectional area and length, preheating is necessary. Two, should not be the parent material groove face outside on arc, arc extinguishing required...
Read More