China, BS 1868, Priksa Katup, Jenis Swing, Cover Bolt, Pabrik, Pabrik, RF, Larless Baja, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB, A216 WCB , A351 CF3, CF8, CF8M, CF8M, A352 LCB, LC2, A995 4A. 5Apa, A105 (n), F304 (l), F316 (L), F11, F22, F51, Buron, F51, Bangsa Al-Melel, Aluminium Bronze lan Aloi Khusus Liyane. Tekanan saka kelas 150lb, 300LB, 600LB, 900LB, 1500LB, 2500LB