PIpe Welding

Chapter V of B31.3
para. 328.1 state that each employer is responsible for the welding done by the personel of his organization and shall conduct the tests required to qualify the procedure and the welders.

Using Atomz or Google you'll end up with a thousand URL related to welding procedure. Anyone who can recommend a good site in the web related to WPS. Received on Tue Aug 28 06:45:00 2001