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Blow Off Valve

Blow Off Valve
Blow Off Valve
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Product Code : 34
Product Description

We are counted among the topmost manufacturers and exporter of an excellent range of Blow Off Valve. This valve is offered to clients in a wide range of standard dimensions and specifications to meet their diverse needs. This Blow Off Valve is wisely manufactured using best quality materials in complete compliance with the industry standards. In market, this valve is available at competitive price.

Features:

  • Long term durability
  • High strength
  • Rust free

DESCRIPTION

WJ' CAST STEEL PARALLEL SLIDE BLOW OFF VALVES Rack and Pinion operated are manufactured with Flanged Ends as per BS-10 Table 'J' for Maximum Boiler operating Pressure of 350 PSIG (24.6 Kg/Cm2) at 800°F (425°C) Temp. These valves are Tested at 700 PSIG. (49.2 Kg/Cm2) Hyd. Pressure.

SALIENT FEATURES

  • Parallel Slide Valve maintains fluid tightness and ease of operation without the aid of wedging action.
  • Discs. are kept in close contact with body seat rings by means of a spring when the valve is not under pressure.
  • Slide valve action removes all foreign matter from the faces of seats.
  • Valve is operated by means of rack and pinion Arrangement in such a manner that the valve is opened fully with half turn of the box key.
  • Gland forms a locking guard which prevents the removal of key unless the valve is closed.


TESTING AND CERTIFICATION

All valves are Tested at Double the Max. Working Pressure. Each valve is supplied with IBR Test Certificate in Form III-C issued by The Director of Boilers, Punjab.

Technical Specifications

DIMENSIONS

Nominal Size

A

B

C

D

E Approx.

25 mm (1'')

178

19.1

120.7

105

165

32 mm (1 1/2'')

241.5

19.1

133.3

125

195

40 mm (1 1/2'')

267

22.2

140

130

215

50 mm (2'')

305

25.4

165.1

156

258

65 mm (2 1/2'')

330

25.4

184.1

180

325


MATERIALS

NAME OF PART

MATERIAL

SPECIFICATION

Body

Cast Steel

IBR 282 (a) IV Gr. B

Body Seat Ring

S.S. / Monal

AISI-304/410

Inside Disc

S.S. / Monal

AISI-304/410

Outside Disc

S.S. / Monal

AISI-304/410

Spring

Carbon Steel

IBR 307 to 314

Pinion

S.S.

AISI-410

Rack

Bronze

IBR 282 (a) IV Gr. B

Bonnet

Cast Steel

IBR 282 (a) IV Gr. B

Stuffing Box

Bronze

IBR 282 (a) IV Gr. B

Gland

Bronze

IBR 282 (a) IV Gr. B

Packing

Graphited Asbestos

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NETA VALVES PVT. LTD.
X


NETA VALVES PVT. LTD.
A-11, Industrial Focal Point, Jalandhar - 144004, Punjab, India
Phone :+918068341392
Fax :91-181-2602458/2602457
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