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  • OEM Customized Single Orifice Air Relief Valve - Fully Welded Ball Valve – Convista

    OEM Customized Single Orifice Air Relief Valve - Fully Welded Ball Valve – Convista

    Detail Along with the further developing of long distance transmission pipeline, and speedy process on localizing manufacturing pipeline ball valve, the market request a higher requirement on valve’s stable performance, higher strength, longer service life, more widely range of product parameter, which ensure the safety and reliability operation of long distance transmission of pipeline and city fuel gas pipeline. CONVISTA’s forged steel fully welded ball valve with its&...
  • 100% Original Wafer Butterfly Valve - Plugging valve for hydraulic test – Convista

    100% Original Wafer Butterfly Valve - Plugging valve for hydraulic test – Convista

    Detail Type  Plugging Valve Model  SD61H-P3550, SD61H-P3560, SD61H-P38.560, SD61H-P5550(I)V, SD61H-P55140(I)V, SD61H-P55140(I)V, SD61H-P57.550V, SD61H-P6150V, SD61H-P6160V, SD61H-P6377V, SD61H-P6265V, SD61H-P55.5200V, SD61H-P58270V, SD61H-P61308V Nominal Diameter  DN 200-1000 It is used as an isolator for hydraulic test on reheater and superheater steam pipes of 25MW to 1,000MW boiler. It can also be used as a section of pipe after installing a guide cylinder. Advantages It ado...
  • factory low price Ma Series Sliding-Stem Control Valve - PV48 vacuum breaking valve – Convista

    factory low price Ma Series Sliding-Stem Control Valve - PV48 vacuum breaking valve – Convista

    Specifications Type: nuclear power vacuum breaking valve Model: ZKPHF41F-150 150Lb, ZKPHF21F-300 300Lb Nominal Diameter: DN 20-50 The product is used for AP1000 unit as equipment negative pressure suction to prevent its excessive low pressure from damaging the equipment. 1.With spring type vacuum decompression, the vacuum breaking valve features easy constant pressure and repairing and convenient installation. The valve is designed as per pressure level and its design pressure...
  • 8 Year Exporter Water Mark Valve - 2102 AWWA C504 Center Line Butterfly Valve – Convista

    8 Year Exporter Water Mark Valve - 2102 AWWA C504 Center Line Butterfly Valve – Convista

    Specifications Meet or exceed the requirements of AWWA C504. Rubber seats bonded to the body. Robust design. Mounting flange in accordance with MSS SP-102 or ISO 5211. Flange and drilling comply with ASME B16.1 Class 125. Mechanical-joint ends complied with ANSVAWWAC111/A21.11. Options Meet or exceed the requirements of AWWA C504. Rubber seats bonded to the body. Robust design. Mounting flange in accordance with MSS SP-102 or ISO 5211. Flange and drilling compl...
  • One of Hottest for Single-Seat Control Valve - 3248 AWWA C515 NRS Resilient Seated Gate Valve – Convista

    One of Hottest for Single-Seat Control Valve - 3248 AWWA C515 NRS Resilient Seated Gate Valve – Convista

    Detail Specification Meet or exceed the requirements of AWWA C515 standard. Full waterway. 2″ Square Operating Nut. Rubber fully encapsulated ductile iron wedge. Triple O-Ring stem seal. Face to face dimension complies with ASME B16.10 Flange and drilling comply with ASTM B16.1 Class 125. (Other flange types available upon Request) Options ASTM A276 Grade 316 stem. Stainless steel fasteners: A2-70 or A4-70. With post flange. Operated with handwheel, opera...
  • New Arrival China Booster Pump - KY Long Shaft Submerged Pump – Convista

    New Arrival China Booster Pump - KY Long Shaft Submerged Pump – Convista

    Specifications Performance Scope Flow: Q=2~300m3/h Head: H=5~150m Operating pressure: P≤1.6Mpa Operating temperature: T=-20~+125℃ KY long shaft submerged pump, structure:VS4, pump shaft system flexible shaft. It is mainly used for conveying non-granular medium similar to water.The subaqueous penetration depth can be greater than 2m. |t is often used in coal chemical industry, salt chemical industry,water treatment, fine chemical industry and other industries to pump clean ...
  • OEM/ODM Factory Y Type Globe Valve - ZDL Series Automatic recirculation control valve – Convista

    OEM/ODM Factory Y Type Globe Valve - ZDL Series Automatic recirculation control valve – Convista

    Profile ZDL series Auromatic recirculation valve is a kind of pump prtectiong device. It automatic protects centrifugal pump when pump body occur cavitation damage or unstable (especially conveying hot water at low load operation). Once pump flow is lower than the preseted flow, bypass can completely open to ensure the minimum required flow pump. Even running fully closed, namely running flow is zero, the minimum flow can also pass bypass for Automatic recirculation. Pressure ...
  • Super Lowest Price Fully-Welded Ball Valve - Floating Ball Valve – Convista

    Super Lowest Price Fully-Welded Ball Valve - Floating Ball Valve – Convista

    Detail l Type l  EFB Type l Design Specification l  API 6D, API 608, BS 5351, GB 12237 l Nominal Diameter l  DN15~DN200 (NPS 1/2″~NPS 8″) l Pressure Rating l  PN1.6MPa~PN6 3MPa (Class150~Class300) l Actuator l  Manual Operated, Electrical Actuator etc Floating Ball Valve, is a basic product of Dipper Valve, it is used as shutoff valve in the pipeline, with good appearance, reliable sealing, small flow resistance, easy to open and close, long service l...
  • Professional China Pull Rod Companding Filter - SRBA (SRB) type filter – Convista

    Professional China Pull Rod Companding Filter - SRBA (SRB) type filter – Convista

    Product introduction Basked type filter used in pipeline for oil or anther liquid medium, to exclude sundries internal of pipe, the screen area of this filter is 2.5-3.3 times bigger than flow bore area, it’s far exceed Y type and T type filter’s screen area. Filtration precision is the best one among of filters. The screen construction is more advantage than another filters, and convenience for usage. Operating principle Some sundries will brought ...
  • Big Discount Spherical Disc Butterfly Valve - Twin spring type safety valve – Convista

    Big Discount Spherical Disc Butterfly Valve - Twin spring type safety valve – Convista

    Specifications A38Y-16C/25/40, A43H-16C/25/40, A37H-16C/25/40 This safety valves are used for the equipment and pipeline of the steam, water etc. medium what the working temperature are less than 350℃.Take for extra pressure protection devices. Flange connecting dimensions of comply with Standard series one of JB/T ……94. Explanation of materials for main parts A38Y, A43H, A37H safety valve, except the three-ways style (material WCB), the materials of other parts are the same as ...
  • Cheapest Factory Orbit Ball Valve - 3226 AWWA C509 NRS Resilient Seated Gate Valve – Convista

    Cheapest Factory Orbit Ball Valve - 3226 AWWA C509 NRS Resilient Seated Gate Valve – Convista

    Detail Meet or exceed the requirements of AWWA C509 standard. Triple O-Ring stem seal. With two bearings above and below the stem collar to reduce friction. Can be installed in horizontal or vertical position. Face to face dimension complies with ASME B16.10. Flange and drilling comply with ASTM B16.1 Class 125. Working Pressure and Temperature 150psi rated at -10°C to 120°C. Options Available with 200psi/250/psi. ASTM A276 Grade 316 stem. Stain...
  • High Quality for Zirconium Pump – THA Axial Flow Pump – Convista

    High Quality for Zirconium Pump – THA Axial Flow Pump – Convista

    Specifications Performance Scope Flow: Q≤25000m3/h Head: H≤7m Pipe diameter: DN=250-1500mm Operating pressure: P≤0.6Mpa Operating temperature: T=-30~+250℃ KSP series chemical mixed – flow pump is horizontal radial division, cantilever mixed – flow pump, pump body by the foot support. With safe and reliable, stable operation, easy maintenance and other characteristics.  It is mainly conveying large flow, low head, uniform or contain certain particles of chemical neutral o...