JIS KS91A-121 Cast Iron Air Vent Head

JIS KS91A-121 Cast Iron Air Vent Head


Materials of main parts

Body Material: FC

Disc Material: SUS 304

Guide Bar Material: SUS 304



Overview

Application:This JIS KS91A-121 Cast Iron Air Vent Head for Sounding Pipe is designed for marine applications involving fresh water, sea water, lubricating oil, fuel oil, air, gas and steam(up to 205℃).

Material Specification:

NO.

PARTS

MATERIAL

1

BODY

FC/FCD

2

TOP COVER

FC/FCD

3

DISC

SUS 304

4

GUIDE BAR

SUS 304

5

SEAT PACKING

NBR

6

SCREEN COVER

SS41

7

WIRE NET

SUS304

8

NET FRAME

SS41

9

PACKING

NBR

10

HEX.BOLT

SUS 304

11

PACKING

NBR

12

HEX.BOLT

SUS 304

Technical Specifications:

  • Model: JIS KS91A-121 Cast Iron Air Vent Head 

  • Nominal Diameter: DN50~DN400


Drawing of JISKS91A-121 Air Vent Head Valve.png

DIMENSIONS Table (Unit: mm)

SIZE

d

D

C

A

B

H

H1

T

weight(kg)

50

50

130

105

171

131

183

117

7

10.4

65

65

155

150

199

146

224

141

7

12.5

80

80

180

145

231

158

266

173

7

14.4

100

100

200

165

242

231

231

144

8

18

125

125

235

200

267

297

266

171

8

28

150

150

265

230

304

336

311

202

9

39

200

200

320

280

386

444

387

233

9

74

250

250

385

345

489

568

453

291

9

105

300

300

430

390

558

648

524

347

10

146

350

350

480

435

630

739

595

397

12

199

400

400

540

495

663

749

670

475

12

276


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