China, cryogenic, ball valve, Floating, Trunnion, Fixed, Mounted, -196 ℃,low temperature, Manufacture, Factory, Price, Flanged, RF, RTJ, two pieces, three pieces, PTFE, RPTFE, Metal, seat, full bore , Kurangi lubang, bahan katup memiliki baja karbon, baja tahan karat, A216 WCB, A351 CF3, CF8, CF3M, CF8M, A352 LCB, LCC, LC2, A995 4A. 5A, A105 (N), F304 (L), F316 (L), F11, F22, F51, F347, F321, F51, Paduan 20, Monel, Inconel, Hastelloy, Aluminium Bronze dan Paduan Khusus lainnya. Tekanan dari kelas 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb