
Forged Steel Bellow Seal Globe Valve
We are dedicated to consistently providing our customers in every industry with outstanding service and competitive pricing on our top-quality Monel 400 Gate Valve, Forged Top Entry Ball Valve, Ball Valves. Believe that we will provide you with excellent products, services and technical knowledge, and help your business thrive. Many of our employees have backgrounds in multinational companies around the world. 'Meet the real needs of customers and strive to exceed customer expectations' is our guiding ideology for providing products and services to customers. To uphold this belief, we have been working tirelessly. We are full of enthusiasm and look forward to your cooperation to create a better tomorrow! We adhere to the entrepreneurial spirit of "pioneering, enterprising, innovative, realistic, and hardworking" and a flexible and diverse operating system. We will take the good product quality and the good faith service as the premise, provides the high quality product for all users and returns the customer and the society with the perfect after-sales service system.
Product Details
NSV Bellows seal forged steel gate valves are designed and manufactured to provide maximum service life and dependability. It have been solving fluid control problems in steam,boiling and other general industrial applications.

Design Features
Solid wedge gate
Full port or reduced port design
Bolted bonnet, welded bonnet
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 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 | Bellows | SS304 | SS304 | SS304(L) | SS316(L) |
6 | Gasket | Corrugated SS+graphite | SS+PTFE | ||
7 | Bellows cover | A182 F304 | A182 F304 | A182 F304(L) | A182 F316(L) |
8 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
9 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
10 | Packing | Fibler | Fiber | ||
11 | Packing | Flexible Graphite | Flexible Graphite | ||
12 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
13 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) |
14 | Pin | A276 410 | A182 F304 | A182 F304 | A182 F316 |
15 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
16 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
17 | Yoke Nut | A276 420 | |||
18 | Gasket | A276 410 | |||
19 | Handwheel | A197 | |||
20 | Nameplate | SS | |||
21 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
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
● Long cycle life bellows (3000 cycles): Designed and qualification tested for high pressure/temperature service.
● Bellows monitoring port (optional): A plug can beconnected with the space above the bellows to monitor performance.
● Two secondary stem seals: a) Backseat in open position; b) Graphite packing.
● Superior seating faces: Seats CoCr alloy hardfaced and wedge is solid CoCr alloy.
FAQ
1. Q:Does your company have any agent/distributor with the exception of China?
A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.
2. Q:Do you have customized valve?
A:Yes,we can supply customized valves.
3. Q: What’s your payment terms?
A: As our company’s policy, we normally have bellow 3 payment terms,it also can negotiation both parties before confirm order.
1) 100% T/T or West Union in advance that order value within $2,000.00USD.
2) 30% T/T advance+70% balance after the shipment for the order value above $2,000.00USD.
3) L/C at sight for the order value above $50,000.00USD.
We always pursue excellent quality, pioneer and innovate, and have a group of professionals to continuously improve and perfect our Forged Steel Bellow Seal Globe Valve. It is also convenient to visit our website. Excellent service attitude and excellent product quality make our company win a large number of domestic and foreign customers in the same industry, good reputation makes our company and a large number of customers to establish a long-term friendly cooperative relationship.
You Might Also Like
Send Inquiry










