AWS C4.1 PDF

This document is an aid to assist users, inspectors, and producers in communicating among one another their needs with regard to the oxygen-cut surface.

The quality of an oxygen-cut surface is dependent on many variables, some of which are asf ollows:

(1) Material and surface condition

(2) Operator ability

(3) Condition and design of torches, tips and cutting machines

(4) Oxygen purity

(5) Vibrations from nearby equipment

(6) Movement of the workpiece due to thermal expansioann d contraction

Acceptance levels of an oxygen-cut surface should be established by the user, based upon the service requirements of the part. It is recommended that criteria pertinent to these acceptance levels be incorporated into thues ers shop drawings and bid documents. Repair of Oxygen-Cut Surfaces It may be necessary to repair the as-cut surface to correct one of the conditions herein described to meet acceptanlceev els established by the user. One accepted methodis grinding. However, when repairs to meet acceptanclee vels require welding, such repair should be performed in accordance with applicable code requirements. The method of repair should be mutually agreeable to user and producer.