API 600 API 603 BS1414 Stellile Overlay Trim Renewable Seat Double Disc Parallel Slide Parallel Solid Wedge Flanged Gate Valve

API 600 API 603 BS1414 Stellile Overlay Trim Renewable Seat Double Disc Parallel Slide Parallel Solid Wedge Flanged Gate Valve

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.
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Product Introduction

Our company hope sincerely cooperate with numerous clients, and we promise that we will offer high quality Pneumatic Actuator Butterfly Valve, Cast Top Entry Ball Valve, Plastic Valves and sincere service to the customers! In the process of continuous innovation, change, and challenging high goals, each of us has continued to improve. Customer satisfaction is our driving force, please feel free to contact us! All employees of the company will take every day of work as the first day to participate in work and constantly develop, innovate and forge ahead.

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.
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Design Features
Solid wedge gate
Full port or reduced port design
Pressure sealed bonnet(PSB)
Flanged, butt-welded, socket welded, or threaded ends

1


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 company has been adhering to the principle of seeking development through science and technology for many years and is always at the forefront of the API 600 API 603 BS1414 Stellile Overlay Trim Renewable Seat Double Disc Parallel Slide Parallel Solid Wedge Flanged Gate Valve industry, which makes our products sell well both at home and abroad. We uphold the business philosophy of quality first, customer service, and innovative technology. The company continues to improve itself, continuously improve service quality, and create greater value for customers. Our merchandise sell all over the domestic and abroad thanks for the regular and new customers support.

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