回复:DIN EN ISO 5817-2003英文版本译文
it is very great,i am looking for these weld standards. 8cóÅÇÇëcåbbs.3c3t.comrÑÁ© íÝ
thank you very much.8cóÅÇÇëcåbbs.3c3t.comrÑÁ© íÝ
you are very kind,hope you can bring more information and standard on welding.8cóÅÇÇëcåbbs.3c3t.comrÑÁ© íÝ