Ball Industrial Valves classified as internal thread end ball valve, ball valve, integral ball valve socket weld end three postures, the fractional ball valve, ball valve, the whole side mounted ball valve, the whole jacket type fixed ball ball valve, ball valve, a type ball valve, two-piece ball valve, with insulation jacket ball valve, metal sealing jacket type pneumatic ball valve, oil sealed fixed sliding seat floating ball valve, ball valve, seat seal fixed ball valve before and after the fixed ball valve seat seal, three postures fixed ball pipeline ball valve, all welded pipe fixed ball Industrial Valves, all welded floating ball valve, screw type lifting rod ball valve, ball valve orbit. Serial number name structure advantages to use design standard 1 ball valve, ball valve socket weld end, threaded end of integral ball valve, the fractional ball valve 1, port: not reducing or reducing 2, ball bearing method: floating ( The type) 3, blow out proof stem structure of 4, such as the structure can be set up esd, refractory 5, the end connection: internal thread, socket welding, butt welding ( Extend the shell) BS 5351 - 1986 ISO 7121- 1986 GB / T 12237 - 1989年MSS - SP- 72 - 1992 JPI - 7 s - 48 - 1999 BS 5159 - 2 1982 wafer ball valve, three postures ball valve with the rest of the wafer number 1 3 two pieces of fractional ball valve, integral side mounted ball valve 1, port: not reducing or reducing 2, ball bearing way: floating ( The type) Or a fixed ( Shaft type) 3, blow out proof stem structure of 4, such as the structure can be set up esd or refractory 5, the end connection: flange 4 side ball valve, the whole jacket type ball valve 1, port: 2, ball bearing diameter or reducing of the way: the float ( The type) Or a fixed ( Shaft type) 3, blow out proof stem structure of 4, sliding seat or sealed cavity sphere can be set to 5, such as the need to anti-static or GB/T 12237 - refractory structure 1989 5 fixed ball valve 1, port: fixed (2, the diameter of the ball bearing: Shaft type) 3, shell and cover connection: flange, end connection: flange, 射频、环槽面) , butt welding 5, anti-static, refractory API 6 d - structure 6 a type ball valve 1, port: 2002 direct, reducing 2, 3 for forged steel or cast steel shell, internal thread clamp seat 4, stem blow-out proof design, threaded connections, GB/T 12237-5 1989 7 two-piece ball Industrial Valves 1, port: 2, diameter or reducing of the left and right shell for forged steel or cast steel 3, with internal thread clamp seat 4, stem blow-out proof design, threaded connections, GB/T 12237-5 1989 8 with insulation jacket ball valve 1, port: : 2, diameter or reducing of the shell with forged steel or cast steel, floating ball: ptfe seat 4, stem seal and packing, with packing gland set and clamp pressure tight seal parts 5, 6, shell flange structure with heat preservation jacket metal sealing jacket type pneumatic 1, 9 port: full diameter or reducing 2, shell and cover: with chrome molybdenum steel casting flange structure: in 3, bolt connection, the flange seal: USES the seal ring, metal seat is 5, seal face butt weld hard alloy 6, API 6 d - flange structure 2002 GB / T 12237 - 1989 API 608 - 1995 10 oil sealed the fixed ball ball valve 1, port: 2, left and right shell and diameter of the sphere using steel casting or forging steel 3, left and right shell sealing o-ring (4, 5, left and right shell bolt connection is used to connect two seat sealing have zerk 6, using the stem and ball connection 7, and 8 pipe connection flange or welding structure, sealing ring using ptfe API 6 d - 2002 GB / T 12237 - 1989 API 608 - 1995 11 sliding seat 1 floating ball valve, flow channel: 2, diameter or reducing of the left and right shell are forged steel or cast steel 3, left and right shell bolting, its sealing gasket sealing 4, left and right shell sealing ring are 5 ° incline, the seat ring can slide freely on 5 ° incline 5, the valve stem packing seal 6, the bottom of the shell to adjust screw also USES packing seal 7, connection mode: flange structure of GB/T 12237 - 1989 API 608 - 1995 seat seal fixed ball valve 1, port before 12:2, shell, cover, and diameter of the sphere using steel casting or forging steel 3 4, the jacket type ball valve shell, shell cover connected by bolt 5, adopt floating seat, sealing surface using ptfe, seat equipped with spring, behind the front seat shoulder after precise calculation, ensure import seat sealing pressure, connection type: flange, welding API 6 d - structure 2002 API 608 - 1995
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