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Safety Valve

Safety Valve
Safety Valve
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Product Code : 44
Product Description

Safety Valve

DESCRIPTION
WJ' CAST STEEL SPRING LOADED SAFETY VALVE with 13% Cr. Stainless Steel (AISI-410) Seat and stem are manufactured in Single Post Full Lift Design. These Safety Valves are set at :
Max. Pressure of 250 psig (17.58 Kg/Cm2).
Max. Temp. 800°F (425°C).
Inlet Flange to BS: 10 Table (J).
Outlet Flange to BS: 10 Table (D).

SALIENT FEATURES

  • These Safety Valves are designed in such(WJ) that instantaneous full lift of the seat is achieved.
  • Each Safety Valve is provided with an easing lever.
  • To avoid unauthorised alteration to the Set Pressure the adjusting screw and check nut are consealed by a cap which is attached to the Valve spindle by fork and pin.


TESTING AND CERTIFICATION


All Safety Valve Bodies are Tested at 500 psig (35.15 Kg/Cm2) Hyd. All Valves are set at Max. Steam Pressure of 250 psig (17.58 Kg/Cm2).
Each Valve is supplied with IBR Test Certificate in Form III-C issued by The Director of Boilers, Punjab.

Technical Specifications

Dimensions

Valve Size

A

B

C

D

25 x 40

100

95

26

40

40 x 50

130

110

40

50

50 x 80

140

130

50

80

65 x 90

155

160

65

90

80 x 100

200

190

80

100

100 x 150

205

220

100

150

150 x 200

235

240

150

200


Inlet Flange Table (J)

Valve Size

E

F

G

H

25 x 40

121

63.5

21.5

1.6

40 x 50

140

82.5

23.5

1.6

50 x 80

165.1

101.6

28.5

1.6

65 x 90

184.2

114.5

28.5

1.6

80 x 100

203

127

32

1.6

100 x 150

228.6

152

38

1.6

150 x 200

305

210

38.1

1.6


Outlet Flange Table (D)

Valve Size

K

L

M

N

P

25 x 40

133.5

82.5

14.5

1.6

432

40 x 50

152.5

92

14.5

1.6

515

50 x 80

184.2

127

14.5

1.6

580

65 x 90

203.2

140

14.5

1.6

675

80 x 100

216

152

18

1.6

855

100 x 150

279.4

209.5

18

1.6

1030

150 x 200

336.6

260.5

19.5

1.6

1040


Name of Part

Material

Specification

Body

C.S.

IBR 73 to 80

Gasket

C.A.F.

IS - 2712

Allen Key Bolt

Steel

----

Orifice Nozzle

13% Cr. S.S.

AISI-410

Side Plug

Bronze

IBR-282 (a) (IV) Gr. B

Regulating Ring

Bronze

IBR-282 (a) (IV) Gr. B

Locking Screw

Extruded Brass Rod

----

Valve Disc

13% Cr. S.S.

AISI-410

Ball

S.S.

AISI-304

Stem

S.S.

AISI-410

Valve Disc Retainer

S.S.

AISI-410

Gasket

C.A.F.

IS - 2712

Chamber

C.I.

IBR-86 to 93 Gr. A

Bolts & Nuts

Carbon Steel

----

Lower Spring Disc

C.I.

IBR-86 to 93 Gr. A

Spring

Carbon Steel

IBR-307-314

Upper Spring Disc

C.I.

IBR-86 to 93 Gr. A

Spring Adjusting Screw

Bronze

IBR-282 (a) IV Gr. B

Bush

Bronze

IBR-282 (a) IV Gr. B

Locking Screw

M.S.

----

Gasket

C.A.F.

IS-2712

Cover Flange

C.I.

IBR-86 to 93 Gr. A

Bolts & Nuts for Cover Flange

Carbon Steel

----

Bolts for Housing Cover

M.S.

----

Check Nut

Bronze

IBR-282 (a) IV Gr. B

Housing Cover

C.I.

IBR-86 to 93 Gr. A

Pin for Fork

S.S.

AISI-410

Fork

M.S.

----

Lock Nut

Bronze

IBR-282 (a) IV Gr. B

Pin for Easing Lever

S.S.

AISI-410

Easing Lever

M.I.

----



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
Key Personnel

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