零件名称 Part name

阀体BODY

阀杆Stem

阀底座Base

填料PACKING

填料阀盖Packing bonnet

手轮Hand wheel

J49H-320-DN3

碳钢Carbon steel

铬不锈钢Cr,Stainless steel

聚四氟乙稀、柔性石墨

碳钢Carbon steel

优质碳钢High grade carbon steel　

J49H-320P-DN6

铬镍不锈钢　Cr,Ni Stainless steel

铬不锈钢Cr,Stainless steel

铬镍不锈钢 Cr,Ni Stainless steel

PTEF,Soft graphite　

不锈钢Stainless steel

型号
Type

公称压力
(MPa)Nominal Pressure　　　

试验压力
PS(MPa)Test pressure

工作压力
(MPa) Working Pressure　　

工作温度
(℃)Working Temperature　　　

适用介质
Suitable

壳体(MPa)Shell

密封(液)Seal

密封(气)Seal

J49H-320

32

48

35.2

0.6

32

P≤540℃

液化石油气水、酸、蒸汽、油品等

J49H-320P

32

48

35.2

0.6

32

C≤425℃

Petroleum gas Water,Asic,Steam, Oil etc.

型号

公称直径DN(mm)

尺 寸 Dimensions

重量(Kg)

Type

Nominal diameter

L1

D1

D2

H

H1

L2

h

hˊ

M1

L3

Weight

J49H-320

3

60

65

50

88

100

60

15

Ф70

M20×1.5

16

1.3

J49H-320P

6

60

65

50

88

100

60

15

Ф70

M20×1.5

16

1.3