| Product
Decription > Safety Valve 1 2
Model Selection
I Model Coding Method of Safety Valve
Note£º ¡°HF¡±, ¡°C¡±, ¡°B¡± and ¡°K¡±etc before these
codes are marks or special valves of our company.
II Code List of Valve Connection Manner
| Connection Manner |
Code |
Connection Manner |
Code |
| Inner Screw |
1 |
Cross Clipping |
7 |
| Outer Screw |
2 |
Housing |
8 |
| Flange |
4 |
Sleeve |
9 |
| Welding |
6 |
|
|
III Code List of Structure Manner of Safety
Valve
| Structure Manner |
Code |
| Spring |
Enclosure |
With Cooling Fin |
All Opening Type |
0 |
| Micro-opening Type |
1 |
| All Opening Type |
2 |
| With Spanner |
All Opening Type |
4 |
| Non-sealing |
Double-spring Micro-opening Type |
3 |
| All Opening Type |
8 |
| Micro-opening Type |
7 |
| With Control Framework |
All Opening Type |
6 |
| Lever |
Single-lever |
|
|
| All Opening Type |
2 |
| Angular Section Micro-opening Type |
5 |
| Double-lever |
|
|
| All Opening Type |
4 |
| |
Precursor Type |
9 |
IV Code List of Sealing Face Material of
the Valve Base
| Sealing Face Material of Valve Base |
Code |
Sealing Face Material of Valve Base |
Code |
| Copper Alloy |
T |
Aminated Steel |
D |
| Rubber |
X |
Borided Steel |
P |
| Nylon Plastic |
N |
Hard Alloy |
Y |
| Alloy steel, anti-acid or stainless steel |
H |
Processing from Valve Body |
W |
| Tin-base Bearing Alloy£¨Babbit Alloy £© |
B |
|
|
Note£ºwhen sealing face materials of valve base and
valve body are different, use codes of materials of low rigidity.
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