About this document
WPS for GTAW with ER70S-2 Filler by Richard Periyanayagam is a document available to read on EtoBox.
This document provides a welding procedure specification for gas tungsten arc welding (GTAW) of ASTM A53 Grade B steel with ER70S-2 filler metal. It specifies parameters for the root, hot, fill, and cap passes including current, voltage, travel speed ranges, and filler metal diameter. Welds can be made in all positions on pipe with diameters from 1.5mm to unlimited. Preheat is required from 10°C with an interpass temperature maximum of 250°C. Shielding gas is 99.9% argon.
- Author
- Richard Periyanayagam
- Language
- EN