Txheej txheem cej luam Loj: 1/2 "mus rau 80" DN15 rau DN2000 Facing Flat Face Full Face (FF), Raised Face (RF), Txiv neej ntsej muag (M), Poj niam ntsej muag (FM), Tus nplaig ntsej muag (T), Groove Face ( G), Ntiv nplhaib Joint ntsej muag (RTJ / RJ).Cov ntaub ntawv siv los ntawm Dongsheng: 304/1.4301 304L/1.4307 F321/1.4541 F321H F316L/1.4404 316Ti/1.4571 F51/1.4462/SAF2205 F53/SAF3. Standard Flanges Dongsheng muab Suav Standard Standard GB9112-2000 GB9113-2000~ GB9123-2000 JB81-94...