API Stainless Steel OS&Y Bb Gate Valve (Class 150/300/600)

API Stainless Steel OS&Y Bb Gate Valve (Class 150/300/600)

NSV BB Forged globe valves are designed and manufactured to provide maximum service life and dependability. Forged globe valves 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,
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Product Introduction

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Product Details

NSV BB Forged globe valves are designed and manufactured to provide maximum service life and dependability. Forged globe valves 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,

Because the stem opening or closing stroke of the globe valve is relatively short, and has very reliable cutting function, and because the change of the valve seat opening is in direct proportion to the stroke of the disc, it is very suitable for flow regulation. Therefore, this type of valve is very suitable for cutting or regulating and throttling use.
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Design Features
Full port or reduced port design
General or needle disc
Bolted bonnet(B.B)
Flanged, butt-welded, socket- welded, or threaded ends
Optional Y structure

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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

Disc

A276 420

A276 304

A276 304(L)

A276 316(L)

3

Stem

A182 F6

A182 F304

A182 F304(L)

A182 F316(L)

4

Gasket

Corrugated SS + graphite

SS + PTFE

5

Bonnet

A105

A276 304

A276 304(L)

A276 316(L)

6

Bonnet Bolt

A193 B7

A193 B16

A193 B8

A193 B8M

7

Pin

A276 420

A276 304

8

Gland

A276 410

A182 F304(L)

A182 F316(L)

9

Gland Eyebolt

A193 B7

A193 B16

A193 B8

A193 B8M

10

Gland Flange

A216 WCB

A351 CF8

11

Gland Nut

A194 2H

A194 4

A194 8

A194 8M

12

Yoke Nut

A276 410

13

H.W.Nut

A194 2H

A194 4

A194 8

A194 8M

14

Nameplate

SS

15

Handwheel

A197

16

Stem Packing

Flexible Graphite

PTFE

Suitable Medium

W.O.G.etc

W.O.G.etc

HNO3CH3OOH etc

Sutiable Temperature

-29℃~425℃

-29℃~550℃

-29℃~550℃

Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.


BODY-BONNET CONNECTION:BOLTED-BONNET

NSV Standard construction of boy-bonnet connection is bolted,with s apiral wound gasket to seal the connection.

On request we offer as well Ring Joint connection,Ring Joint that’s for high pressure on class 2500lb bolted bonnet,als on request on other

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STRUCTURAL FEATURES

1. A compact but extremely sturdy design for high pressure-temperature service.

2. Available types:Stop,Stop check,Needle,Flow control.

3. Repairable 2-pieces stem drive.

4.Available with double packing,leak-off connection and live-loading.


FAQ

1. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

2. Q:What’s the packing for shipping?

A:Its carton for small valves(sample) and plywood case(don’t to fumigate).

3. 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.

Our API Stainless Steel OS&Y Bb Gate Valve (Class 150/300/600) is rich and diverse, with high quality and low price, which meet the needs of different levels of market. We really have to care about our employees and our customers and consider the interests of the larger community before we make any decisions. Our company provide long-term excellent services to new and old users with an open mind, flexible business model and sincere and responsible attitude.

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