We manufacture more than a thousand specifications of over ten series of products, including safety valves, power station valves, steam extraction check valves, gate valves, globe valves, check valves, hard-sealed ball valves, all-welded ball valves, ball valves, butterfly valves, and other models and specifications.
A28H-16C~40
Spring-loaded full-opening safety valve with wrench
The A28Y is suitable for equipment or pipelines carrying corrosive media with an operating temperature ≤200℃, serving as a pressure relief device.
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Main Performance Specifications
Model | Applicable Temperature | Applicable Medium |
A28H-16C | -29~200℃ | Steam, air, water, etc. |
Main External Connection Dimensions
Nominal Diameter | Size(mm) | ||||
do | Rc | L | L1 | G | |
15 | 10 | ZG1/2" | 37 | 62 | ZG3/4" |
20 | 12 | ZG3/4" | 40 | 65 | ZG1" |
25 | 15 | ZG1" | 45 | 72 | ZG11/4" |
32 | 20 | ZG11/4" | 55 | 85 | ZG21/2" |
40 | 25 | ZG11/2" | 67 | 100 | ZG2" |
50 | 32 | ZG2" | 76 | 112 | ZG21/2" |
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At present, it can produce more than a dozen series of more than 1,000 specifications of safety valves, power station valves, extraction check valves, gate valves, ball valves, check valves, butterfly valves, drain valves, balance valves, and regulating valves of different types and specifications.
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Connecting flanges conform to JB/T 79 standard.
Connecting flanges are in accordance with JB/T79 standard.