Specifications
It is widely used in pipeline system as efficient stop valves with flow in either direction as well for throttling service.
Features
1. Two or Three-piece body design
2. Double block and bleed or automatic pressure release in body chamber
3. Trunnion supported design reduces operating torque
4. Two sets of O-rings plus firesafe stem packing prevents leakage
5. Corrosion resistant low friction bearings
6. 17-4pH or Inconel seat springs
7. Sealant injection fittings for emergency stem or seal sealing
8. Direct mount topworks pad for actuator or gear operator
9. 8" & larger valves are equipped with lifting lugs
10. Locking device (lock not included)
11. NACE MR0175 (Superseded by ISO 15156)
12. Anti-blowout trunnion stem design
Standards
These valves comply with the applicable requirements of the following standards:
Design and manufacture: API6D, BS5351, API608, ASME 16.34
Face to face(end to end): ASME B16.10/API6D
Flange connection: ASME B16.5, 26"-60" to ASME B16.47 or to API605 on request
Test and inspection: API598/API6D
Produce Ability
Size: NPS 2"-56"
Pressue: Class 150-2500
Material: WCA, WCB, WCC, WC1, WC5, WC6, WC9, C5, C12A, CA15, LCB, LCC, CF8, CF8M, CF3, CF3M, CF8C
ZHONGGONG VALVE GROUP(ZGV). Has an area of 23800 square metres and 5678 million registered capital. At present, company have employees and senior officers title more than 380 staff, with over 300 sets high precision machinery devices. CAD valve drawing design, also have the advanced quality testing devices, performance testing, ultrasonic thickness gauge, spectrum analyzer, crack detection, testing hardness instrument, chemical analysis and so on testing equipment.
Having passed the special devices pressure pipeline certification(TS) issued by national administration of quality, national quality authentication enterprise, ISO-2000 certification, API6D certification and CE(EU), our enterprise acts as the members of first-tier supplying network of national power corporation, first-tier network of Chinese petroleum resource, first-tier supplying network of China sinochem corporation, recommended-product unit of China engineering construction association. Our company has established the direct sales office in large&medium cities and regions of China.
Companies with innovative, services as the targated, with strength, professional, faith and reasonable price with quality assurance, to satisfy a wide rang of users, welcome new and old customers at home or abroad come to visit, guidance. to discuss cooperation and create a brilliant future.
Our main offer list:
Butterfly valve
-Class 150-300 Cast Steel(Stainless steel) Flange Tyep Butterflt Valve
-Class 150-300 Cast Steel(Stainless steel) Lug Type Butterflt Valve
-Class 150-300 Cast Steel(Stainless steel) Wafer Type Butterflt Valve
DIN STANDARD:
PN6-PN40 Cast Steel(Stainless steel) Triple And Double-eccentric bi-directional Butterfly Valves
Check Valve--SWING& PISTION TYPE
-Class 150 & Class 300 Cast Steel Swing Check Valve
-Class 600 - Class 2500 Cast Steel Swing Check Valve
-Class 150 - Class 900 Cast Steel PISTION Check Valve
-Class 150 - Class 1500 Forged Steel Check Valve
Ball Valve
-Floating Ball Valve
-Trunnion Ball Valve
-Metal to Metal Sealed Ball Valve
-Female Threaded Ball Valve
-Class 150- Class 2500
Gate Valve
-Class 150-300Cast Steel Gate Valve
-Class 600 & Class 900 Cast Steel Gate Valve
-Class 1500 & Class 2500 Cast Steel Gate Valve
-API 603 Class 150-Class 300 Cast Stainless Steel Gate Valve
-Class 150 - Class 1500 Forged Steel Gate Valve
Globe Valve
-Class 150 Cast Steel Globe Valve
-Class 300 Cast Steel Globe Valve
-Class 600 & Class 900 Cast Steel Globe Valve
-Class 150 - Class 1500 Forged Steel Globe Valve
Plug Valve
-Inverted Pressure Balance Lubricated Plug Valve
-Sleeve Type Soft Sealing Plug Valve
-Class 150- Class 900
