Parts Name

Materials

Valve Body,Bonnet

WCB

Disc

Carbon steel+stainless steel/hard alloy

stem

Stainless steel

Yoke nut

brass

Type

Nominal 
Pressure(Mpa)

Testing pressure

Suitable 

Temperature

(℃)

Suitable medium

Strength(water)(mpa)

Enclose(water)(mpa)

J41/941Y  H-16C

SJ41H-16C

1.6

2.4

1.8

≤425

Water.Vapour.Oil

J41/941Y  H-25

SJ41H-25

2.5

3.8

2.8

J41/941Y  H-40

SJ41H-40

4.0

6.15

4.51

J41/941Y       H-64SJ41H-64

6.4

9.75

7.15

J41/941Y       H-100

SJ41H-100

10.0

14.4

10.56