Forged Steel Flanged End Gate Valve
We are always committed to providing customers with authoritative, professional and meticulous Pressure Seal Bonnet Forged Gate Valve, Through Conduit Knife Gate Valve, Fabricated Basket Strainer and services. The professional departments under our company all implement dedicated personnel to strictly control the quality of products. The quality of our products meets customer contract standards, and the service quality meets customer requirements.
Product Details
NSV Pressure Seal Forged steel gate valves are intended for high pressure,high temperature applications in all types of fluid except where severe coking is factor. The design and material selections provide excellent service in steam-generation stations,industrial chemical plants and thermal power plants.Most pressure seal gate valves are offered in forged steel body design for 2” and within size.
"
Design Features
Solid wedge gate
Full port or reduced port design
Pressure sealed bonnet(PSB)
Flanged, butt-welded, socket welded, or threaded ends
Standard Material Specifications
| NO. | Part Name | CS to ASTM | AS to ASTM | SS to ASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
2 | Seat | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
3 | Wedge | A276 430&410 | A182 F304 | A182 F304(L) | A182 F316(L) |
4 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
5 | Pressure Seat | A105 | A182 F304 | A182 F304(L) | F316(L) |
6 | Pressure Ring | A276 304L | A276 316L | ||
7 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
8 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8(M) | |
9 | Pin | A276 420 | A182 F304(L) | ||
10 | Stem Packing | Flexible Graphite | PTFE | ||
11 | P.S. Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
12 | Gland | A276 F420 | A182 F304 | ||
13 | Gland Flange | A216 WCB | A351 CF8 | ||
14 | Nut | A194 2H | A194 4 | A194 8 | A194 8M |
15 | Yoke Nut | A276-410 | |||
16 | Retaining Nut | A194 2H | A194 4 | A194 8 | A194 8M |
17 | Handwheel | A197 | |||
18 | H.W. Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
19 | Oil Cup | Brass | |||
Suitable Medium | W.O.G.etc | W.O.G.etc | HNO3,CH3OOH etc | ||
Suitable Temperature | -29℃-425 ℃ | -29℃-550℃ | -29℃ -550℃ | ||
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.
STRUCTURAL FEATURES
1. A compact but extremely sturdy design for high pressure-temperature service.
2. For Class 1500,2500lb valves and for steam service, seats are Pressure seal- to the body.
FAQ
1. Q:Do you have customized valve?
A:Yes,we can supply customized valves.
2. Q:Does "NSV" valves have supply to any value end user?
A:Yes,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.
3. Q:Are you manufacturer or trading company?
A: We're manufacturer,but our factory name is not named NSV due to we're professional in promotion NSV brand with best service,and also have sold to many end user success.
Our Forged Steel Flanged End Gate Valve, at a reasonable price, has an innovative design, delicate quality and convenient function, which is competitive to others. During the 10 years of operating, our company always try our best to bring consumption satisfaction for user, built a brand name for ourselves and a solid position in the international market with major partners come from many countries. Our company will uphold the consistent rigorous style, develop more high-quality products with a scientific and pragmatic attitude, so as to provide customers with ideal problem-solving solutions and create a better tomorrow with them.
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