Media: | Water Vapor Oils |
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Certification: | ISO |
Temperature: | Ordinary Temperature |
Connection: | Thread |
Pressure: | Adjustable |
Closed: | Semi-Closed |
Customization: |
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Type of external thread safety valve: A27H | Nominal diameter of external thread safety valve: 15MM-80MM | External thread safety valve pressure: 1.6MPA-4.0MPA |
External thread safety valve connection: external thread connection | External thread safety valve form: spring type | External thread safety valve main function: pressure relief protection |
External thread safety valve using medium: steam | External thread safety valve material: cast steel. Stainless steel | External thread safety valve standard: mechanical department standard or custom non-standard |
NO. | Part name | A27H material | A27W-P material | A27W-R material |
1 | Valve body | HT350 | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
2 | Valve seat | 35 | ZG1Cr18Ni9Ti | ZG1Cr18Ni9Ti |
3 | Adjusting ring | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
4 | Valve flap | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
5 | Spring | 50CrVA | 50CrVA coated with fluoroplastic | 50CrVA is coated with fluoroplastic |
6 | Stem | 2Cr13 | 2Cr13 | 1Cr18Ni9Ti |
7 | Adjusting screw | 45 | 2Cr13 | 1Cr18Ni9Ti |
8 | Protective cover | ZG200-400 | ZG200-400 | 1Cr18Ni9Ti |
Sealing surface material | Surfacing D507 | Surfacing Co based cemented carbide |
Common weighing diameter | Dimensions | |||||
do | Rc | L | L1 | G | H | |
15 | 10 | 1/2" | 40 | 65 | 1/2" | 135 |
20 | 15 | 3/4" | 45 | 70 | 3/4" | 140 |
25 | 20 | 1" | 45 | 76 | 1" | 155 |
32 | 25 | 1 1/4" | 55 | 85 | 1 1/4" | 170 |
40 | 32 | 1 1/2" | 55 | 85 | 1 1/2" | 310 |
50 | 40 | 2. "" | 67 | 100 | 2. "" | 322 |
65 | 50 | 2 1/2" | 76 | 112 | 2 1/2" | 344 |
80 | 65 | 3" | 110 | 135 | 3" | 395 |
Related safety valve series | ||||
Spring micro-lift safety valve | Stainless steel high pressure safety valve | High pressure full lift safety valve | Spring open steam safety valve | Spring micro full lift safety valve |
Liquefied gas safety valve | Double safety valve | Parallel safety return valve | Pilot operated safety valve | Spring external thread safety valve |
Spring external thread micro-open safety valve | Air compressor safety valve | Steam safety valve with external thread | Welded high pressure safety valve | Safety relief valve |
High temperature and high pressure relief valve | Double lever safety valve | Safety valve with radiator | Single lever safety valve | High temperature and high pressure main safety valve |
Hydraulic relief valve | Stainless steel vacuum negative pressure safety valve | Spring-loaded steam safety valve | Full lift super high pressure safety valve |
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