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Contact: Aaron Yu

Mob: +86-18563922775

Whatsapp: +86 18563922775

E-mail: aaron@qinqingzai.com

Address: Lancun Town, Qingdao City, Shandong Province, China.

Valve

    • Swing Check Valve
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      Swing Check Valve

      Standard: Design: BS 1868,ASME B16.34,DIN 3356,EN1039 Face to face: ASME B16.10,BS 2080,ISO 5752,DIN 3202,EN558 Flange End :ASME B16.5,ASME B16.47,DIN2501,EN1092,DIN2532,DIN2533 Wall Thickness: ASME B16.34 Test and Inspection: API598, BS EN12266,DIN 3230 Series: Swing Check...
    • Rubber Disc Check Valve
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      Rubber Disc Check Valve

      Rubber Check Valve Technical Parameter: Rubber Disc Check valve Parts Material:
    • Wafer Check Valve
    • Flap Valve
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      Flap Valve

      Cast Iron Flap Valve PN16 Product use: Cast Iron Flap Valve PN16 take as a one-way valve at the exit of with drain pipe, has shut down automatically function, prevent the rivers flow back the tide. Appearance can be divided into square flap valve and circular /round flap...
    • Silent Check Valve
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      Silent Check Valve

      1. Size: DN40-DN800 2. Design standard: BS EN 12334 3. Connection end: BS EN1092-2:1997 4. Working Pressure: PN10 / PN16 5. Working Temperature: Rubber Seat: 0℃-80℃ 6. Coating: Fusion bonded epoxy coating Material
    • Float Valve
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      Float Valve

      Model: F745X Float Valve ; Diameter: DN 50, 65, 80, 100, 125, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 800, 900 mm Medium: water Pressure: 1.0 / 1.6 MPa Applicable Temperature: ≤80 °C Body Materials: Cast iron etc. Applicable Industry: Urban...
    • Pressure Reducing Valve
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      Pressure Reducing Valve

      Pressure reduction valve specification: 1. Size: 1/2inch to 20inch(DN15 to DN500) 2. Working pressure: 1.0/1.6/2.5MPa 3. Material: Ductile cast iron, cast iron, carbon steel, stainless steel 3. Working temperature: 0 to 100°C 4. Application: Water, Oil, etc 5. Connection:...
    • Flow Control Valve
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      Flow Control Valve

      Specification:

      Size: DN50-DN800

      Pressure: PN10/ PN16

      Design standard: JBT 10674-2006

    • Pressure Relief Valve
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      Pressure Relief Valve

      Product Description Feature of valve: Safety relief valve main hydraulic control valve is installed in water supply and drainage, construction, steel, metallurgy, petroleum, chemical, gas (gas), food, in areas such as hospitals, power stations, nuclear power line, the higher...
    • Y Strainer
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      Y Strainer

      Description of Y type strainer
    • Single Orifice Air Valve
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      Single Orifice Air Valve

      Main technical parameters: Product Description
    • Double Orifice Air Valve
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      Double Orifice Air Valve

      Air Release Valve With Flange Ends or Threaded Ends BSP or NPT Pressure: PN10, PN16, PN25, 125 and 150lbs Body material: GG25/GGG40, cast/ductile iron Ball : ABS or Rubber Epoxy paint or epoxy powder-coated: Minimum of 250 microns
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Qinqingzai offers quality valve, competitive in quality materials, exquisite workmanship and long durability. As one of the leading valve manufacturers and suppliers in China, we also offer customized service with competitive price. Welcome to check the price list and quotation with our factory.