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Wholesale Price Lined Valve - Back-flow safety valve – Convista
Specifications AHN42F-P25C, AHN42F-P18C This valve is mounted on the liquid effluence pipeline of the pan pump’s outlet of the liquefied petroleum gas station, when front pump pressure exceeds the stipulated valve, the valve will open automatically and lead to safe return of the liquid so that ensures the safe operation of equipment and pipelined. Dimension Nominal diameter DN(mm) Dimension(mm) D D1 D2 b Z-Φd L H 25 115 85 65 16 4-14 160 325 ... -
Hot New Products Power Plant Valve - Vacuum negative- pressure safety valve – Convista
Specifications A72W-10P, A72W-10R A72W is applicable in negative pressure system with temperature≤200℃. When the negative pressure in the container exceeds the allowed value, the valve will open automatically and absorbs air. When the negative pressure in the container reaches the allowed value, the valve will close automatically so as to protect the equipment and the system. It is to be installed in normal non-negative pressure systems. When the discharge valve of the contain... -
New Arrival China Power Station Gate Valve - Liquid-pressure safety valve – Convista
Specifications 1.Liquid-pressure style safety valve is an assistant equipment of the breathing valve(moving disc style),the active pressure of aspiration and expiration is higher than breathing valve(moving disc style),as upon once the breathing valve does not work in winter, the moving disc will be frozen, the liquid seal of the liquid-pressure style safety valve can be broken for protecting the oil tank. 2.Liquid-pressure safety valve will be installed in top of oil tank and... -
Factory wholesale High Pressure Globe Valve - 3226 AWWA C509 NRS Resilient Seated Gate Valve – Convista
Specification Meet or exceed the requirements of AWWA C509 standard. Full waterway. 2″ Square Operating Nut. Robust design. Bolted bonnet. Triple O-Ring stem seal. Face to face dimension complies with ASME B16.10 and EN 558 series 3. Flange and drilling comply with ASTM B16.1 Class 125. Working Pressure and Temperature 150psi /200psi/250psi for size 2″ to 30″ rated at -10°C to 120°C. 300psi for size 2″ to 12″ rated at -10°C to 120°... -
Hot Selling for Flange Check Valve - 9708 Single Orifice Air Relief Valve – Convista
Specifications Provides the functions of both Air Release and Air / Vacuum Valves. Exhausts large quantities of air at system start-up. Provides protection from pipeline collapse due to vacuum. Incorporates both features within one calve, more compact and economical. NPT or Metric thread of inlet. Working Pressure and Temperature 16bar rated at -10°C to 120°C. Corrosion Protection Fusion bonded coating or liquid epoxy painted interior and exteri... -
PriceList for High Temperature Globe Valve - Jacketed Ball Valve – Convista
Product Information Type JB Design Specification ASME B16.34, API 6D, BS5351 NominaDiameter DN50~DN400 (NPS2~NPS16) Pressure Rating PN 1.6~PN10MPa (Class150-Class600) Product Description and Structure Features CONVISTA’s Jacketed Ball Valve with the characteristics of small size, light weight and low fluid resistance, which are recommended to transport the highly solidified or highly viscous material. The outside jacket provide an enough heating... -
Factory wholesale Closed Spring Loaded Full Bore Type Safety Valve - Forged Steel Trunnion Mounted Fully Welded Ball Valve – Convista
Detail Design Standard: API 6D Design Configurations: Full welding between body and bonnet, Full port or reduce port, Fire safe design, Double block & bleed, Cavity pressure relief, Anti-blowout stem & Anti-static devices, Optional double piston design, Optional underground extended stem design Size Range: 2″~48″ Pressure Rating：ANSI 150lb~2500lb Body Material: Forged Carbon Steel Trim Material:A105+ENP,13Cr,F304,F316 Operation: Lever, Gear, Motor, Pneumatic, -
Factory Promotional Oxygen Ball Valve - 9100 Single Orifice Air Relief Valve – Convista
Specifications Provides the functions of both Air Release and Air I Vacuum Valves. Exhausts large quantities of air at system start-up. Provides protection from pipeline collapse due to vacuum. Incorporates both features within one valve, More compact and economical. Flange and drilling to EN1092-2 PN10/16; ANSI B16.1 Class125. Working Pressure and Temperature 16bar rated at -10°C to 120°C. Corrosion Protection Fusion bonded coating or liquid ep... -
Wholesale Price Vacuum Pump - KMD Self-balancing Multi-stage Pump – Convista
Specifications Performance Scope Flow: Q=5~750m3/h Head: H≤800m Operating temperature: T≤230℃ The high-efficiency multi-stage centrifugal pump developed according to AP1610 standard, BB4 structure, the impeller adopts symmetrical arrangement, which basically eliminating axial force, safe, stable and reliable operation, low noise, less vulnerable parts, low operation cost and high pump efficiency. Applicable to coal chemical industry， salt chemical industry, petrochemical indu... -
Factory directly supply Three Way Ball Valve - 2122 EN593 Center Line Butterfly Valve – Convista
Specifications Specification Meet or exceed the requirements of EN593. Centerline type. Rubber seat liner bonded on the body. Splined drive. Mounting flange in accordance with ISO 5211. Flange and drilling comply with EN1092 PN10/16. Operated with gear operator. Options BUNA-N bonded body seat. Material Specifications Body ductile iron Seat rubber Shaft stainless steel Disc ductile iron -
Factory Free sample Api Gate Valve - Side Entry Forged Steel Trunnion Mounted Ball Valve – Convista
Detail Design Standard: API6D Design 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 design Size Range: 2″~48″ Pressure Rating：ANSI 150lb~2500lb Body Material: Forged Carbon Steel, Stainless Steel Trim Material:A105+ENP,13Cr,F304,F316 Operation: Lever, Gear, Motor, Pneumatic -
Good User Reputation for Motorized Shut Off Valve - Parallel Slide Valve for steam-water system – Convista
Detail Type Gate Valve Model Z964Y Pressure PN20-50MPa 1500LB-2500LB Nominal Diameter DN 300-500 It is used as opening and closing devices for pumping system or other high and medium pressure pipe systems of 600 to 1,000MW supercritical (ultra-supercritical) unit steam turbine. Advantages 1.It adopts pressure self-sealing structure, with welded connection at both ends. 2.It adopts electric bypass valve at inlet and outlet for balancing differential pressure at inlet and ou...
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