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O.S.Y WCB Gate Valve

O.S.Y WCB Gate Valve

Xiamen Freet Fluid Control Co., Ltd. offers this kind of gate valves which is applied for oil, gas and petrochemical plants for the shut-off services. Meanwhile, the design of thrust bearing makes the valve open operation more portable and flexible. And the top-mounted stem nut can prevent the stem and disc from falling off when the valve is at open position or remove the hand wheel. Packing uses the flexible graphite have dependable sealing performance. We also provide the packing spacer and greasing structure if customer have this requirement.

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1. FEATURES

QQ截图20171113102011.pngDesigned to ASME B16.34, API 600 and BS 1414

QQ截图20171113102011.pngBolted bonnet and pressure seal designs

QQ截图20171113102011.pngHazardous service materials available.

QQ截图20171113102011.pngTesting according to API 598


2. TECHNICAL DATA

QQ截图20171113102011.pngPressure class: ASME 150 to 4500

QQ截图20171113102011.pngSize: DN15-1000 (NPS 1/2”-40”)

Other sizes on request

QQ截图20171113102011.pngTemperature range: -196℃~+650℃

QQ截图20171113102011.pngEnd connections: BW, RF Flange

QQ截图20171113102011.pngFlange ends: ASME B16.5, ASME B16.47

QQ截图20171113102011.pngButt welded ends: ASME B16.25

QQ截图20171113102011.pngDrive mode: Hand wheel, worm-gear, electric, pneumatic etc.


3. MATERIALS

NO.

PART NAME

Carbon Steel

Stainless Steel

Cryogenic Steel

Duplex Stainless Steel

1

Body

A216 WCB

A351 CF8M

A352 LCB

A890 4A

2

Wedge

A216 WCB

A351 CF8M

A352 LCB

A890 4A

3

Seat

A105+F6A/STL

Integral

A182 F304

A182 F51

4

Gasket

Flexible Graphite+SS316

5

Nut

A194 2H

A194 B8M

A194 B8

UNS S32760

6

Bolt

A193 B7

A193 8M

A193 8

UNS S32760

7

Back Seat

A182 F6A

A182 F316

A182 F304

UNS S31803

8

Packing

Flexible Graphite

9

Bonnet

A316 WCB

A351 CF8M

A352 LCB

A890 4A

10

Pin

A194 2H

A276 316

A276 304

UNS S31803

11

Packing Bushing

A182 F6A

A351 CF8M

A182 F304

UNS S31803

12

Gland

A216 WCB

A351 CF8M

A352 LCB

UNS S318103

13

Eyes Bolt

A193 B7

A193 B8M

A194 B8

A193 B7

14

Nut

A194 2H

A194 8M

A194 8

A194 2H

15

Yoke

A216 WCB

A351 CF8M

A352 LCB

A8904A

16

Stem

A276 410

A276 316

A276 304

UNS S31803

17

Stem Nut

B148 UNS C95800

18

Grease Cup

Cu Alloy




19

Hand Wheel

A197




20

Hand Wheel Nut

A108 1020

A182 F304

A182 F304

A108 1020

Other materials can be offered upon request.

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