(A)

Model

UNIT

JMC- 17D

JMC- 41D

JMC-S-41D

i

Type

Three piece welded

Three piece welded

Seamless

ii

Specification

IS: 7312 - 1993

IS: 7312 - 1993

IS: 7312 - 1993

iii

Water Capacity +3% - 0%

Lts.

17.2

41

41

iv

Hydrostatic StretchTest Pressure

Kgf/Cm2

53

53

250

v

Pneumatic Leakage Test Pressure

Kgf/Cm2

40

40

150

vi

Max. Working Pressure at 150 C

Kgf/Cm2

16

16

16

vii

Gas Capacity

Kg.

3.2

7

7

viii

Outer Diameter

mm.

185

258

232

ix

Inner Diameter

mm.

177

250

221 Approx .

x

Wall Thickness

mm.

4

4

5.6

xi

Length Without Valve (Approx.)

mm.

815

960

1220

(B)

POROUS MASS

Type

Monolithic Calcium
Silicate Mass

Monolithic Calcium
Silicate Mass

Monolithic Calcium
Silicate Mass

Porosity

%

90-92

90-92

90-92

Crushing Strength (Minimum)

Kgf/Cm2

22

22

22

Solvent

.

Acetone CH3COCH3

Acetone CH3COCH3

Acetone CH3COCH3

Tare Weight

Kg

29

55

65

(C)

Valve conforms to

IS: 3224

IS: 3224

IS: 3224

(D)

Fusible Plug

Two Fusible Plug

Two Fusible Plug

N.A.

(E)

Basic Price Ex- Works

Rs.