CONVISTA

Beijing, China

Design Standard: API 6D Design Configurations: Cast steel uni body(Top Entry), Forged steel welded body(Fully Weld), Fire safe design, Double block &bleed, Emergency sealant injection, Cavity pressure self relief, Blowout-proof stem, Anti-static, Optional double piston design Size Range: 2"24" Pressure Rating: ANSI 600lb1500lb Body Material: Carbon Steel, Stainless Steel Trim Material: A105+ENP, 13Cr, F304, F316 Operation: Lever, Gear, Motor, Pneumatic

Design Standard: API 6D, BS1868Design Configurations: Swing check type, Optional outside lever, Threaded or welded seatSize Range: 2"64"Pressure Rating: ANSI 150lb2500lbBody Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel.

Design Standard: BS5351Design Configurations: Two pieces Design, Full port or reduce port, Fire safe certified, Blowout-proof stem, Anti-static, Low emission control, ISO 5211 top flange, Optional locking deviceSize Range: 12"12"Pressure Rating: ANSI 150lb, 300lbBody Material: Carbon Steel, Stainless SteelTrim Material: A105+ENP, 13Cr, F304, F316Operation: Lever, Gear, Pneumatic

Design standard: api6ddesign configurations: full port or reduce port, fire safe certified, double block&bleed, emergency sealant injection, cavity pressure self relief, blowout-proof stem, anti-static, optional double piston designsize range: 2"48"pressure rating: ansi 150lb2500lbbody material: forged carbon steel, stainless steeltrim material: a105+enp, 13cr, f304, f316operation: lever, gear, motor, pneumatic.

Technical specifications: nominal size: dn25300(nps112)nominal pressure: class150900design standard: en 14382, q12wq 5192design temperature: -29+60; -46+60body material: wcb, a352 lccresponse time: 0.5s (up to operating pressure and valve diameter)set deviation: 2.5% applicable industries:gas transmission station of long distance pipeline; city gas pressure regulating station; industrial gas pressure control system etc. Applicable medium:natural gas, non-corrosive gas explosion-proof and protection class: exdiibt4, ip65 product advantages:full bore structure, small pressure dropeasy maintenance, online replacement of parts inside valve body, less accessoriesequipped with a pressure balance valveoptional remote control and remote indication of valve positionhigh-precision shut-off responselimit velocity is less than 80msmeet sil2 (functional and safety)

Design standard: bs1873design configurations:bolt bonnet, low emission control, plug disc, threaded or welded seat, optional bellow sealed designsize range: 2"64"pressure rating: ansi 150lb2500lbbody material: carbon steel, stainless steel, alloy steel, duplex steeloperation: handwheel, gear, motor, pneumatic.

Design Standard: API600Design Configurations: Bolted bonnet, Flexible wedge, Threaded or welded seatSize Range: 2"64"Pressure Rating: ANSI 150lb2500lbBody Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplex SteelTrim Material: As Per API600Operation: Hand wheel, Gear, Motor, Pneumatic