Product Structure
。
main parts and materials
Material Name
Stainless steel
Forged steel
Body
A351 CF8
A351 CF8M
F304
F316
Ball
A276 304/A276 316
Stem
2Cr13/A276 304/A276 316
Seat
PTFE、RPTFE
DN(mm)
G
d
L
H
W
8
1/4″
5
42
25
21
10
3/8″
7
45
27
21
15
1/2″
9
55
28.5
21
20
3/4″
12
56
33
22
25
1″
15
66
35.5
22
DN(mm)
G
d
L
H
W
...
Product Description
The ball of the floating ball valve is freely supported on the sealing ring. Under the action of fluid pressure, it is closely connected with the downstream sealing ring to form the downstream turbulent single-side seal.It is suitable for small caliber occasions.
Fixed ball ball valve ball with up and down rotating shaft, is fixed in the ball bearing, therefore, the ball is fixed, but the sealing ring is floating, the sealing ring with spring and fluid thrust pressure to t...
Testing:DIN 3352 Parf1 DIN 3230 Part 3 DIN 2401 Rating
Design:DIN 3356
Face to face:DIN 3202
Flanges:DIN 2501 DIN 2547 DIN 2526 FORME BWTO DIN 3239 DIN 3352 Parf1
Marking : EN19 CE-PED
Certificates:EN 10204-3.1B
Product Structure
Main Parts And Materials
PART NAME
MATERIAL
1
Boby
1.0619
1.4581
2
Seat surface
X20Cr13(1) overlay
1.4581 (1) overlay
3
Disc seat surface
X20Crl3(2) overlay
1.4581 (2) overlay
4
Bellow...