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Silent check valve
Silent check valve
Silent check valve, muffler check valve, silencer check valve HC42X(DRVZ)HC41X
| describe： |  |
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| The silent check valve is mainly composed of body, seat, guide fluid, disc, bearing and spring, etc. The inner flow passage is streamlined design, with minimal pressure loss, very short opening and closing stroke of disc, quick closing when pump stops, preventing huge water hammer sound, and has the characteristics of silent closing. | ||||||
| Design features： | ||||||
| Design criteria: BS1868, ASME B16.34, GB/T 12235, JB/T3595 There is only one sealing surface between the valve body plates Seat sealing surface surfacing Easy to produce and maintain Flexible graphite filler No leakage at the bonnet joint |
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| Product Range： | ||||||
| Body material: carbon steel, stainless steel, alloy steel Nominal diameter:1/2"～24"（DN15~DN600） Pressure range:Class150～2500（PN10~PN420） End connection: RF, RTJ, BW Working temperature:-29℃～560℃ Operation: handwheel, gear box, electric, etc. |
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