About this document
焊接标准与参数指南 by davidwang8512 is a document available to read on EtoBox.
This document discusses welding techniques and standards. It covers several topics: 1. Requirements for welders and welding procedures according to Chinese standards GB324-88, GB985-88, and GB986-88. 2. Details of welding methods, including gas welding, shielded metal arc welding using electrodes like E5015, and weld inspection standards. 3. Calculations for preheating temperature requirements to prevent cracking, using formulas involving factors like weld metal thickness and hydrogen. The document pr
- Author
- davidwang8512
- Language
- EN