Sr No Part

Material: Cast Carbon Steel

Material: Cast Stainless Steel

1

Body

A-216 Gr. WCB / A-352 Gr. LCB

ASTM-A-351 Gr. CF8/CF8M

2

Seat

AISI 410/Gr. CA-15

AISI 304 /316

3

Plug

AISI 410/Gr. CA-15

ASTM-A-351 Gr. CF8/CF8M

4

Stem

AISI 410

AISI 304 /316

5

Gasket

Spiral Wound

Spiral Wound

6

Bonnet

ASTM-A-216 Gr. WCB

ASTM-A-351 Gr. CF8/CF8M

7

Bonnet Stud / Nut

ASTM-A-193 Gr.B7
ASTM-A-194 Gr.2H

ASTM-A-193 Gr.B8
ASTM-A-194 Gr.8

8

Bellow

AISI 321/316L/316Ti

AISI 304/316L/316Ti

9

Gland Packing

Graphited Asbestos

PTFE

10

Gland Bush

AISI 410

AISI 304/316

11

Gland Flange

C.S.

AISI 304/316

12

Cross Bolt & Nut

C.S.

AISI 304/316

13

Eye Bolt & Nut

C.S.

AISI 304/316

14

Yoke Sleeve

Ni-Resist

Ni-Resist

15

Hand Wheel

C.S. Fabricated

C.S. Fabricated

16

Cylinder

C.S. Fabricated

S.S. Fabricated

Size - NB(MM)

40

50

65

80

100

150

200

Face to Face

165

178

191

203

229

267

292

Flange Diameter

127

152

178

191

229

279

343

Flange Thickness

18

19

22

22

24

26

29

Raised Face Diameter

73

92

105

127

157

216

270

Raised Face Thickness

1.6

1.6

1.6

1.6

1.6

1.6

1.6

Flange P.C.D.

98

121

140

152

191

241

299

No. of Holes/Hole (Dia)

4/16

4/19

4/19

4/19

8/19

8/22

8/22

Size - NB(MM)

40

50

65

80

100

150

200

Face to Face

191

216

241

283

305

403

419

Flange Diameter

156

165

191

210

254

318

381

Flange Thickness

21

22

26

29

32

37

41

Raised Face Diameter

73

92

105

127

157

216

270

Raised Face Thickness

1.6

1.6

1.6

1.6

1.6

1.6

1.6

Flange P.C.D.

114

127

149

168

200

270

330

No. of Holes/Hole (Dia)

4/22

8/19

8/22

8/22

8/22

12/22

12/25

Test Pressure

150#

300#

Body (HYD)

32 Kg/cm2

79 Kg/cm2

Seat (HYD)

23 Kg/cm2

58 Kg/cm2

Seat (AIR)

7 Kg/cm2

1. 7 Kg/cm2