Product Attribute:
Applicationt:
Zhonghua
Production Description:
Overview
The basic design
Style: direct to open casting ball valve DN15 ~ 400 mm, 1/2 "to 16"
Through three type casting ball valve DNSO ~ 700 mm, 2 "~ 28"
The length of the structure
A, flange: ANSI B16.5, MSS - SP 44, JB/T 79-94,
GB 91129131-88HGJ 4476-91
B, welding: ANSI B16.25, GB 12224-89
The use of temperature
A, long distance pipeline ball valve: - 28 ~ 150 centigrade degree
B, general pipeline ball valve: - 28 ~ 28 ~ 250 centigrade degree 150 degree centigrade , -, - 28 ~ 350 centigrade degree.
C, metal ball valve: - 50 ~ 425 centigrade degree, - 101 ~ 425 centigrade degree
Applicable medium: water, steam, oil and corrosive medium.
Driving mode: electric, pneumatic, hydraulic, worm gear drive, etc.
Parts material list:
Part name |
The material |
|
Body and bonnet |
WCB |
ZG1Cr18Ni92Ti |
ZG1Cr18Ni12Mo2Ti |
|
Ball valve |
1Cr13HCr |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
The valve stem |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
packing |
PTFE/flexible graphite |
|
The packing gland |
WCB |
ZG1Cr18Ni92Ti |
ZG1Cr18Ni12Mo2Ti |
|
The seat |
PTFE + flexible graphite/carbon fiber/metal/metal |
|
gasket |
PTFE/flexible graphite |
|
Stem bearing |
Metal + PTFE/sintering carbon fiber |
|
wrench |
Carbon steel/galvanized iron pipe |
|
Locating piece |
Q-235 |
Stainless steel |
|
Bolt and nut |
35 |
Stainless steel |
|
stud |
35CrWoA |
Stainless steel |
Overview
The basic design
Style: direct to open casting ball valve DN15 ~ 400 mm, 1/2 "to 16"
Through three type casting ball valve DNSO ~ 700 mm, 2 "~ 28"
The length of the structure
A, flange: ANSI B16.5, MSS - SP 44, JB/T 79-94,
GB 91129131-88HGJ 4476-91
B, welding: ANSI B16.25, GB 12224-89
The use of temperature
A, long distance pipeline ball valve: - 28 ~ 150 centigrade degree
B, general pipeline ball valve: - 28 ~ 28 ~ 250 centigrade degree 150 degree centigrade