Sample Specifications for the Arc Welding of Oil and Gas Pipe Lines:For Three-Bead Joint Without Liner and for Two-Bead Joint with Liner

Cleaning pipe before welding

Any suitable means approved by the company may be used for thoroughly cleaning that portion of the pipe before the actual welding or tacking operation. All paint, rust, scale, dirt, or other foreign matter that might effect the welding operation shall be removed prior to welding. It is understood that the pipe purchase orders will specify that the pipe is not to be primed or greased within six inches of each end.