Pilot-Operated Safety Relief Valves (POSRV)
Position: Valves series
Technical Data
Pilot-Operated Safety Relief Valves (POSRV)
Normal PressurePN1503006009001500
Body strengthPs (Mpa)3.07.51522.535
Set pressurePk (Mpa)0.1~21.6~53.2~108~1510~25
Seal pressurePm90Pk
Reseating pressurePh≥ 90Pk
Relieving pressurePp≤ 1.03Pk
LiftH (mm)≥ 1/4 do
Appropriate temperature≤ 250centi degree
Appropriate mediumGas, Steam etc, Crude oil, Natural gas
Dimensions (mm)
SizeOrificeInlet LbOutlet LbDimensionSizeOrificeInlet LbOutlet LbDimension
LL1CLL1C
1× 2D. E. F150150115105406 2× 3 G. H. J150150124130457
300150115105406300150124130457
600150115105406600150124130457
900300121125508900300171167559
15003001211255081500300171167559
25003001211255082500300171178584
1 1/2× 2D. E. F150150121124432 3× 4 J. K. L150150162156483
300150121124432300150162156483
600150121124432600150162162483
900300140149533900300181190610
15003001401495331500300181190610
2500300140149533
1 1/2× 3G. H150130124130457 4× 6 L. M. N. P150150229181559
300130124130457300150229181559
600130124130457600150229181559
900162171162559900300233249711
15001621711625591500300233249711
25001621711625591500600264249711
6× 8Q. R150150241240635 8× 10 T150150279276711
300150241240635300150279276711
600150241240635600150279276737
Established in 1996, Luofu Valve Group Zhejiang Zhonggong Valve Co., Ltd is located in Wenzhou City, Zhejiang P. R 325105, China.
Main Products:
1. API/ANSI Standard Valve: Butterfly Valve, Gate Valve, Safety Valve, Globe Valve, Check Valve, Ball Valve, Plug valve
2. DIN standard: Gate valve, globe valve, strainer
3. GB Standard: Butterfly Valve, Gate Valve, Safety Valve, Globe Valve, Check valve, Control Valve, Water Control Valve, ball valve, plug valve
4. Flange and strainer
5. Bellows type valve: Globe valve, safety valve, gate valve, strainer
Honors:
1. API 6D
2. ISO9001: 2000
3. CE Certificate
4. AZ Certificate
5. Invent Patent (Patent No.: ZL 99 1 13657.8)
6. Audited Supplier (Trustworthy Supplier Members on Made-in-China. com)
Nominal diameter (DN): 15-4500 mm(1/2"-180");
Nominal Pressure (PN): 1.0Mpa-32Mpa(150lb-3000lb);
Material of body: WCB, WC6, WC9, CF8, CE3, CF3M. CF8M, etc.
Standard: GB, DIN, JIS, ANSI, API
The company has excellent mechanical processing equipment and modernized inspection& testing equipments more than 66 sets.
Zhonggong Valve Co., Ltd is experienced in the design and manufacture of valves and enjoys a high reputation in the valve industry. Now it has become the material equipment company of SINOPEC, the first-class network supplier of China National Petroleum Corporation, the member unit of China Ocean Petroleum Corporation, Shengli Oil Field, China Water &Electric Power Company, etc.
