零件名称Part name

阀杆、阀盖Stem.Bonnet

阀杆、阀瓣Stem,Disc

填料Packing

J21/3w-16p

铬镍不锈钢
Cr.NiStainlesss steel

铬镍不锈钢
Cr.NiStainlesss steel

聚四氧乙稀、柔性石墨
PTEF,Soft graphite

J21/3w-160、J21/3w-40

优质碳钢
High grade carbon steel

铬不锈钢
Cr.Staininliss steel

型号Type

公称压力(MPa)Nominal
pressure
Nominal

试验压力PS(MPs)
test Test pressure

工作压力(MPa)Working
pressure

工作温度(℃)Working
temperature

适用介质Applicable
mediun

壳体Shell

密封（液）Seal

密封（气）Seal

J213w-16

16

2.4

1.76

0.6

16

p≤200℃

液化石油气水、油品等
Petroliun gas
Water,Oil etc

J21/3w-40p

4.0

6.0

4.4

0.6

4.0

J21/3w-160

16.0

24.0

17.6

0.6

16.0

C≤425℃

J21/3w-320p

32.0

48.0

35.2

0.6

32.0

公称直径DN(mm)Nominal diameter

尺寸Dimensions

重量(Kg)Weight

Do

D1

D2

L

H1

H2

M

6

70

14

6

140

96

106

20×1.5

0.9

10

80

18

10

160

115

125

24×1.5

1.18

15

100

22

15

180

122

132

30×2

2.0

20

110

28

18

220

156

166

36×2

3.5

25

140

33

22

230

169

180

42×2

4.3