Product Description:
Connection dimension of flange:
PN1.0MPa, PN1.6MPa to GB4216
PN2.5MPa to GB9113
Purpose:
For the pipeline of water supply and drainage system, which need reduce the pressure.
Suitable temperature: ≤ 90º C
According to the different materials, the temperature is
Up to ≤ 250º C
Suitable medium: Water, air, noncorrosion liquid
Advantages:
Directly act on the lower part of the diaphragm (piston) by the valve-back pressure for reducing the pressure and stabilizing the pressure. It is sensitive and can be used for a long time.
Pressure rating: PN (MPa)
1.0 1.6 2.5
Tests:
Test JB/T9092, GB/T13927
Nominal pressure: PN(MPa)
Body: PN x1.5
Seal: PN x 1.1
Materials:
Body: Cast iron, carbon steel
Lower cover: Cast iron, carbon steel
Bonnet: Cast iron, carbon steel
Diaphragm: Nylon reinforcing rubber
Gasket: NBR rubber
Compression :Silicon manganese steel
Spring
Piston :Stainless steel
Cylinder:Liner Stainless steel
Stem: Stainless steel
TYPE
| Y110 Y410 | Y116 Y416 |
Adjustable range of the
valve-back pressure
| 0.1~0.6MPa | 0.1~1.0MPA |
Presure difference of dynamic pressure and static pressure
| ≤0.08 | ≤0.12 |
Error of pressure adjustable range
| ±10% | ±12% |
Change range of valve-back pressure
over valve-fornt pressure
| 10% | 12% |
Shangyu Group Co., Ltd. has been engaged in the valves and pipe fittings industry since 1970. We are leading the way of Chinese valve industry after over 40 years of development.
Our primary goal is to provide you with a safe, secure environment to industrial area.
Our scale:
Plant area - 58000m2
Total staff - 628
Engineering technicians - 12
Advanced equipments - 258
Annually production capacity -- 6000Tons
Main products:
Rubber lined valve series-NR, IIR, EPDM, CR, NBR, FKM, SI etc.
Fluorine lined valve series-PFA, PTFE, FEP, PCTFE, PVDF, PO etc.
Resilient seated gate valve series
Hydraulic supply and drainage valve series
Gate valve series
Globe valve series
Check valve series
Ball valve series
Butterfly valve series
Diaphragm valve series
Plug valve series
Special valve series
Plastic valve series
Pipe fittings
Nominal diameter: 3/8"~80" (DN10-2000)
Nominal pressure: CL150~CL2500 (PN1.0~32MPa)
Standards: API, ANSI, ISO, JIS, DIN, BS, GB standards or per request
Operation: Manual, Electric, Pneumatic, Hydraulic, Hydro-pneumatic & Computer controlled
Main certificates and honors:
ISO 9001
ISO 14001
OHSAS 18001
API 6D-0501
CE
TS
We hereby sincerely welcome customers at home and abroad to cooperate with us for a brilliant future.
