
Class 800lb 1500lb Bolted Bonnet Forged Steel Sw/NPT Gate Valve
Our company aims to operating faithfully, serving to all of our customers, and working in new technology and new machine constantly for SW/NPT Lubricated Plug Valve, Incoloy 800H Gate Valve, Dual Plate Wafer Check Valve. Since the establishment of our company, we have been enterprising and constantly innovating. Our professional team has been growing in the tide of the market and won the market competitiveness with its strong product development and design and production capacity. Our company is in line with the business philosophy of 'consumers, businesses, employees, enterprises are all one family'.
Product Details
NSV Bolted Bonnet Forged gate valves are designed and manufactured to provide maximum service life and dependability. It can be full port or reduced port as per requirements of customers. Valves are available in a complete range of body/bonnet materials and trims.
Applicable Standard
Design Standard: API 602, ASME B16.34, BS 5352, DIN3352
Face to Face: ASME B16.10, EN 558, DIN3202
End Flange: ASME B16.5, DIN2533
Butt welding Ends: ASME B16.25, DIN3239
Socket Welded Ends: ASME B16.11
Threaded Ends: ASME B1.20.1
Inspection and Test: API 598, DIN3230
Products Range
Size: 1/2" ~ 2"(DN15 ~ DN50)
Rating: ANSI 150lb ~1500lb
Body Materials: A105,LF2,F91,F11,F22,F304,F304L,F316,F316L,F321,F51,Alloy steel etc.
Trim: Per API 602
Operation: Handwheel
Design Features
Solid wedge gate
Full port or reduced port design
Bolted bonnet(BB)
Flanged, BW,SW, or NPT 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 Ring | 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 | Gasket | Corrugated SS+graphite | SS+PTFE | ||
6 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
7 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
8 | Pin | A276 420 | A276 304 | ||
9 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
10 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
11 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) |
12 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
13 | Yoke Nut | A276 420 | |||
14 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
15 | Nameplate | SS | |||
16 | Handwheel | A197 | |||
17 | Bearing Gasket | A473 431 | |||
18 | Stem Packing | Flexible Graphite | PTFE | ||
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. Solid CoCr alloy wedge (optional) ensures low friction and long service life.
3. Packing rings are precompressed to 4000 psi to provide a high integrity seal.
FAQ
1.Q: What’s the brand of your company manufacture ?
A:NSV or OEM service
2.Q: Do u provide sample,is it free or extra ?
A: Yes, we could offer the sample, due to its value,we can supply free sample that small value and you afford the freight,but also welcome visit our factory to inspect quality.
3. Q:Is there have MOQ?
A:No.we can accept 1set,but there have additional cost $150.00(process of export) if the order value within $2000.00.
| Brand | NSV or OEM service |
Valve type | Gate Valve |
Valve Material | Cast steel, stainless steel, special alloy, etc |
Structure | Gate |
Valve Test | 100% quantity tested before delivery |
Valve Guarantee | 18 months after shipments and 12 months after installed |
Valve Delivery | 15 - 30 days |
Valve Sample | Sample Available by NSV Valve |
Valve Color | As Factory standard or customer special request |
Valve Packing | Plywood Case |
MOQ | 1 Set |
Valve Certificate | API6D/CE/ISO9001 |
Place of Origin | Zhejiang, China (Mainland) |
Delivery Detail: | Shipped in 15-30 days after payment |
Port | Shanghai Or Ningbo |
Payment Terms | T/T, Western Union, L/C, |
After many years of development, our company has developed into a diversified company that can provide high quality Class 800lb 1500lb Bolted Bonnet Forged Steel Sw/NPT Gate Valve. We have established a good reputation of high quality, low price and good service. As the global economic integration, competitions among companies are much fiercer than before.
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