零件名稱 
Part name

閥桿 
Stem

閥體 
Body

閥底座 
Base

填料 
Packing

填料閥蓋 Packing
bonnet

手輪Handwheel

J49H-320-DN3

碳鋼 
Carbon steel

鉻不銹鋼 
Cr. Stainless steel

聚四氟乙稀，柔性石墨 
PTFE，Soft graphite

碳鋼Carbon steel

碳鋼 
High grade carbon steel

J49H-320P-DN6

鉻鎳不銹鋼 
Cr. Ni Stainless stee

鉻不銹鋼 
Cr. Stainless steel

鉻鎳不銹鋼 
Cr. Ni Stainless steel

不銹鋼Stainless steel

型號 
Type

公稱壓力PN Mpa

試驗壓力PS(Mpa)_Test pressure

工作壓力(Mpa) Working pressure

工作溫度(OC) Working temps.

適用介質Applicable medium

殼體 
Shell

密封(液)Seal

密封(氣)Seal

J49H-320

32.0

48.0

35.2

0.6

32.0

P≤540OC

液化石油氣水，酸，蒸汽，油品等 Petroleum gas Water，As，Steam，Oil，etc.

J49H-320P

32.0

48.0

35.2

0.6

32.0

C≤425 OC

型號 
Type

公稱直徑DN（mm）

尺寸 Dimension

重量(kg)Weight

L1

D1

D2

L2

H

H1

h

H’

M1

L3

J49H-320

3

60

65

50

60

88

100

15

φ70

M20×1.5

16

1.3

J49H-320P

6

60

65

50

60

88

100

15

φ70

M20×1.5

16

1.3