公称压力PN(MPa)Nominal pressure

1.6

2.5

4.0

6.4

10.0

16.0

壳体强度试验Shell strength test

2.4

3.8

6.0

9.6

15

24

上密封试验Back seal test

1.8

2.8

4.4

7.0

11

18

密封试验Seal test

1.8

2.8

4.4

7.0

11

18

类型Product classification

适用介质Suitable medium

适用温度（℃）Suitable temperature

J41(H.Y)-C型







J941(H.Y)-C型

水、蒸汽、油品Water,steam,oilgoods

≤425℃







≤450℃

J41Y-I型







J941Y-I型

水、蒸汽、油品Water,steam,oilgoods

≤550℃

产品类型Product classification

高温截止阀零件名称Part name

阀体、阀盖Body bonnet

阀杆Valve stem

阀瓣Disc

密封面Sealing face

阀杆螺母Yoke nut

填料Packing

紧固件Fastener

手轮Handwheel

J41(H.Y)-C型 J941(H.Y)-C型

25、WCB

铬不锈钢Cr.Stainless steel

2Cr1325

H:不锈钢Y:钴基硬质合金钢H:Stainless steelY:Co-based carbide alloy steel

铝青铜Albronze

柔性石墨Flexible graphite

优质碳钢High-grade carbon steel

可锻铸铁Forgeable cast-iron

J41Y-I型J941Y-I型

铬钼钢 Cr.Mo steel

铬钼钢Cr.Mo steel

合金钢Alloy steel

钴基硬质合金钢C0-based carbide alloy steel

铝青铜Albronze

柔性石墨Flexible graphite

合金钢Alloy steel

可锻铸铁Forgeable cast-iron

公称通径DNNominal diameter

主要外形尺寸和连接尺寸（mm）Main external and connecting dimensions

重量（kg）Weight

L

D

D1

D2

b

f

z-d

H

D0

J41(H.Y.B)-16C   J41Y-16I

10

130

90

60

40

14

2

4-14

198

120

4.7

15

130

95

65

45

16

2

4-14

218

120

5.2

20

150

105

75

55

16

2

4-14

258

140

7.1

25

160

115

85

65

16

2

4-14

275

160

7.4

32

180

135

100

78

18

2

4-18

280

180

8.5

40

200

145

110

85

18

3

4-18

330

200

12.5

50

230

160

125

100

18

3

4-18

350

240

20

65

290

180

145

12

18

3

4-18

400

280

25

80

310

195

160

135

20

3

8-18

355

280

35

100

350

215

180

155

22

3

8-18

415

320

50

125

400

245

210

185

24

3

8-18

460

360

75

150

480

280

240

210

24

3

8-23

510

400

100

200

600

335

295

265

26

3

12-23

710

400

210

250

650

405

355

320

30

3

12-23

786

450

446

300

750

460

410

375

30

3

12-23

925

500

648