Cast Steel High Pressure Gate Valve with Pressure Seal Bonnet
Our primary objective is always to offer our clients a serious and responsible small business relationship, offering personalized attention to all of them for Forged Top Entry Ball Valve, Corrosion Resistant Valves, A494 CW6MC Gate Valve. We always adhere to the company belief of 'technical innovation, adhere to quality', and continuously improve the overall product quality to create a greater competitive advantage for us. Our company continues to increase our marketing, and strives to expand the reputation.
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.
We continue to introduce and absorb domestic and foreign advanced technology and efficient management models, so that our Cast Steel High Pressure Gate Valve with Pressure Seal Bonnet is continuously optimized. We have formed a professional marketing team and after-sales service system with wide coverage, stability and efficiency. High quality after-sales service comes from the enterprise. Our company always takes 'quality-oriented, service first' as the enterprise tenet.
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