API 598 SCVX silence check valve GG25 body diameter 300 - 1200mm for sump pump

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API 598 SCVX silence check valve GG25 body diameter 300 - 1200mm for sump pump

 

Product introduction


Oversized silence check valve is flow-line designed according to hydrodynamics and the 

pressure loss is very little.The valve is installed at the outlet of the pump, and it closes 

before the fluid flow backward, so prevent water-hammering, water-hitting and destructive impact.So the valve can run quietly in the system.It is widely used in 

feeding/draining system, fire protection, heat supplying system and industry.


Main technical parameters


Nominal pressure: 1.0-2.5MPa
Nominal diameter: 300-1200mm
Service:water, oils, sea water, sewage 
Working temperature:0-80
Flanged end: GB/T17241.6 GB9113
Inspection and test: GB/T 13927 API 598


Typical installation diagram 

 

Material

 

part

body

disc

bearing

spring

Diversion shuttle

seat

material

GG25

ZQA19-4

ZQA19-4

SUS316

Gg25

ZQA19-4

 


Main dimensions unit:mm

 

DN

300

350

400

450

500

600

700

800

900

1000

1200

L

181

184

191

203

219

222

280

356

368

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Ms. Biona
Tel: 86-755-83014873
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Hontai Machinery and equipment (HK) Co. ltd
27P , Block B , Duhui 100 , Zhonghang Road, Shenzhen, Guangdong, China (Mainland)
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