You can buy individual WPS solutions to complement your standard WPS package. The individual WPS choices available suit various applications, including pipe fillet welds using the MIG/MAG process and butt welds on pipes using the MMA process.
With regard to steels belonging to material group 8.1 (austenitic stainless steels), customers need to remember that the standard EN 1090 does not include any statement regulating the use of standard welding procedure specifications with this material group. Kemppi standard welding procedure specifications may not cover some special applications, such as fillet welds that are subject to transverse stress. Please check your local regulations concerning the use of standard welding procedure specifications in stainless steel welding.