Welding Procedure Specification. A prequalified welding procedure specification is only allowed by certain welding codes. This numbering system will be used on all Welding Procedure Specifications revised or developed in the future.
A WPS is developed for each material alloy and for each welding type used. SWPSs should not be confused with Prequalified Welding Procedures Specifications. They also assist in controlling workmanship and consistency.
It is used to outline what welding procedures can be used to create safe and durable welds with a given material.
Welding Procedure Specifications WPS are detailed welding work instructions. A WPS is a document that describes how welding is to be carried out in production. A Welding Procedure Specification is the formal written document describing welding procedures which provides direction to the welder or welding operators for making sound. How to write a welding procedure specification ISO 15614-1 One of the most important documents in regards to welding is the WPS Welding Procedure Specification and many people working with WPS look at them like they are just an issue or something that only the engineers and quality control technicians have to worry about but is it a hard thing to create andor look at.