Tianjin Yuantai Derun Ẹgbẹ onigun mẹrin ati onigun onigun welded paipu irin ni a fun ni iwe-ẹri ọja AAAAA nipasẹ Institute of Metallurgical Planning

Gẹgẹbi awọn ibeere kan pato ti “idaniloju isinmi” fun awọn onigun mẹrin ati awọn paipu welded onigun fun awọn idi igbekale, onigun mẹrin ati awọn onigun irin onigun fun awọn idi igbekalẹ gbogbogbo, boṣewa ni kikun ṣe akiyesi aitasera didara, esi didara, iwe-ẹri ọja, awọn ẹbun ọlá ni ipele ọja. , Agbara idaniloju didara ni ipele ile-iṣẹ, agbara imotuntun, iduroṣinṣin ile-iṣẹ, ipele iṣẹ, ipele alaye ati awọn akoonu miiran. Ti o wa lori gbigbe ti agbara idaniloju didara ọja ile-iṣẹ ati iye iyasọtọ ọja, dagbasoke imọ-jinlẹ, ironu, ilọsiwaju ati awọn iṣedede igbelewọn, pese ipilẹ fun igbesẹ atẹle ti idi igbekale welded pipe, idi gbogbogbo tutu ti yiyi tabi gbona yiyi welded paipu irin ni idaniloju. brand iwe eri, cultivate ki o si kọ irin awọn ọja "fidani brand".