The general rule Hainan welded steel works
 
1. This chapter applies to the process of welding steel construction arc welding, gas maintenance arc welding, submerged arc welding, electroslag welding and stud welding and other construction.
2, steel construction unit should have the current national standard "Steel Welding Code" GB50661 basic conditions and rules of talented personnel.
3, welding ways to use construction drawings show welding symbols, should comply with national norms, "welding symbols indicate Law" the relevant rules of GB / T324 and "structural drawing specification" GB / T50105, the figure should be marked welding factory and field facilities weld welding, type, form groove weld size and so on.
4, the weld groove dimensions should be the existing national norms "Steel Welding Code" relevant rules GB50661 fulfillment, groove dimensions of change should be identified by the technical after passing performance. Hainan Steel