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  • Hot New Products Awwa C515 Out Screw and Yoke Resilient Seated Gate Valve - ZDM Series Automatic recirculation control valve – Convista

    Hot New Products Awwa C515 Out Screw and Yoke Resilient Seated Gate Valve - ZDM Series Automatic recirculation control valve – Convista

    Profile ZDM series Automatic recirculation valve is a kind of pump protection device. It automatic protects centrifugal pump when pump body occur cavitation damageor 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 r...
  • Wholesale Price Lined Valve - 5318 Lift Check Valve – Convista

    Wholesale Price Lined Valve - 5318 Lift Check Valve – Convista

    Specifications The design is for liquid service and offers many obvious advantages when compared with conventional swing check valve. Spring automatically closes disc at zero flow before flow reversal occurs. This prevents surge and water hammer. Perfect tightness soft sealed even at low differential pressure. Available with flanges EN1092-2 PN10, PN16 or PN25. Options 16 bar/25bar rated at -10°C to 120°C. Material Specifications Body  stainl...
  • Manufacturing Companies for Pressure Limiting Valve - 2302A Wafer Butterfly Valve – Convista

    Manufacturing Companies for Pressure Limiting Valve - 2302A Wafer Butterfly Valve – Convista

    Specifications Meet or exceed the requirements of EN593, AS4795.1 and MSS SP-67. Light weight design type. Replaceable liner. 2 shafts design. Mounting flange in accordance with ISO 5211 or MSS SP-102. Connection flanged ends: PN10/16, Class 125 and Table D/E. WRAS approved. Options SS304/316 Stainless steel shaft. GX5CrNiMo19-11-2 (1 .4408) Disc for #2302A. Gear operator or handle operated. Built-in temper switch of gear operator. Material Specificat...
  • Reliable Supplier Water Dispenser Valve - Bolt Bonnet Gate Valve – Convista

    Reliable Supplier Water Dispenser Valve - Bolt Bonnet Gate Valve – Convista

    Products design features 1. Both design and manufacture are carried out strictly following GB/T 12234, API600 and API602. The products feature a reasonable structure, reliable seal, good performance and nice modeling. 2. Co hard alloy welded sealing surface, which is wearing resistant, erosion proof, abrasion proof and long-lived. 3. The surface and the adjusting media of the valve shaft are nitrogenized so that it is erosion and abrasion resistant. 4. PN≥15.0MPa (Class 900), ...
  • China Cheap price Temperature And Pressure Reducing Valve For Low Pressure Bypass - Oxygen Ball Valve – Convista

    China Cheap price Temperature And Pressure Reducing Valve For Low Pressure Bypass - Oxygen Ball Valve – Convista

    Product Information Oxygen Vave beongs to a new usage ba vave, which be research and deveopment to meet the request of transport oxygen under norma temperature in metaurgy industry. The vave can open and cose quicky and easiy, with sma fow resistance, compact structure. Consider the characteristic of oxygen transportation, the vave designed with the anti-static structure to avoid friction. Each parts of vave have processed with degreasing treatment during manufacturing and ass...
  • China Cheap price Spring Type Safety Valve - Back-flow safety valve – Convista

    China Cheap price Spring Type Safety 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 ...
  • China OEM Thin Check Valve - 7109 Suction Diffuser – Convista

    China OEM Thin Check Valve - 7109 Suction Diffuser – Convista

    Specifications Pump protection fitting, Providing in one single compact unit a reducing elbow. A protective strainer and a flow straightener to improve pump performances. Removable 20 mesh start up screen for added protection during system start up. Oversized diffuser screen. Creates a uniform flow to the pump. Angled body pattern also designed for reducing pipe size to the pump. Drain plug for easy routine cleaning. Fully epoxy coated with stainless steel screen for long-las...
  • Factory wholesale High Pressure Globe Valve - Closed spring loaded full bore type high pressure safety valve – Convista

    Factory wholesale High Pressure Globe Valve - Closed spring loaded full bore type high pressure safety valve – Convista

    Specifications A42Y-160C, A42Y-320C, A42Y-160P, A42Y-320P, A42Y-160R, A42Y-320R A42Y-160/320 type is used for the equipment and pipeline of the air, N2, H2 mixed gas, etc. medium what the working temperature are less than 200℃. A42Y-160P/320P, A42Y-160R/320R type are used for the equipment and pipeline of the quality with corrode medium what the working temperature are less than 200°C.Take for extra pressure protection devices. Flange connecting dimensions of comply with Stand...
  • PriceList for Steel Valve - 3243 NRS Resilient Seated Gate Valve – Convista

    PriceList for Steel Valve - 3243 NRS Resilient Seated Gate Valve – Convista

    Specifications Fig.3286 size: DN50 to DN300, Fig.3246 size: DN350 to DN800. Stem packing with three O-rings, one primary seal, and dust seal. Triple O-Ring stem seal. Flange and drilling comply with EN1092-2 PN10 or PN16. Face to face dimension complies with EN558-1 basic series3. WRAS approved: Fig. 3243, DI body, DI wedge encapsulated with portable water EPDM. Options Available with 25bar. Stainless steel 304 stem. Stainless steel fasteners: SS304. Available with handwheel, operating nu...
  • Professional China Air Release Valve - Plugging valve for hydraulic test – Convista

    Professional China Air Release 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...
  • High Quality Electric Gas Pipeline Ball Valve - Bolt Bonnet Gate Valve – Convista

    High Quality Electric Gas Pipeline Ball Valve - Bolt Bonnet Gate Valve – Convista

    Products design features 1. Both design and manufacture are carried out strictly following GB/T 12234, API600 and API602. The products feature a reasonable structure, reliable seal, good performance and nice modeling. 2. Co hard alloy welded sealing surface, which is wearing resistant, erosion proof, abrasion proof and long-lived. 3. The surface and the adjusting media of the valve shaft are nitrogenized so that it is erosion and abrasion resistant. 4. PN≥15.0MPa (Class 900), ...
  • Good User Reputation for Bellows Safety Valve - 1319 Ductile Iron Pressure Relief Valve – Convista

    Good User Reputation for Bellows Safety Valve - 1319 Ductile Iron Pressure Relief Valve – Convista

    Specifications Relief valve: Limits inlet pressure by relieving excess pressure. Pressure sustaining: Prevents inlet pressure from dropping below a predetermined minimum. Operates over a wide flow range. Inlet pressure is adjustable with single screw. Quick opening and adjustable closing speed. Can be maintained without removal from the pipe line. Flanged and drilling complies with EN1092-2 PN10/16; ANSI B16.1 Class125. Groove end complies with AWWA C606 Standard. Corrosion Protection Fus...