Male thread air signal safety valve
Our company mainly produces more than 70 kinds of products such as liquid level gauge, gas (liquid) quick-closing valve and quick-closing valve control box, ball valve, drain valve group, decompression valve group, linkage valve group, filter, mud box, chemical cleaning unit, oxygen acetylene gas device, small shaft transmission device, etc. The products cover marine piping accessory system. Products can provide CCS, GL, LR, BV, ABS, DNV, NK, KR and other classification society certification.
Key words:
Marine Products | Level Gauges and Level Controllers | Marine Valves and Manifolds
Classification:
Product Consulting:
86-513-86584304
Product Description
General
Male thread air signal safety valve used for marine compressed air pipes,containers and equipments.The design and manufacture accoring to CB3022-94. White system pressure rising over to the permitted value,the safety valve opened automatically and discharging full value,pressure falling to specified value,the safety valve closed automatically,so ensuring system running safety.
Type
Type R-valve disc is non-metal seal face
Type Y - valve disc is metal seal face
Structure and basic dimensions shown as Fig.1,Fig.2 and table 1
table 1
|
Working Pressure (MPa) |
Nomina Diameter DN |
Throat Diameter |
Structural Dimension | Connect Dimension |
Weight （kg） |
||||||||
| DO | D | H | D1 | D2 | D3 | L | LI | L2 | r | R-Type | Y-Type | ||
| 0.1-0.25 | 10 | 8 | 55 | 116 | M22X1.5 | 19.8 | 13 | 17 | 2 | 2 | 3 | 1.1 | 1.3 |
| >0.25-0.6 | |||||||||||||
| >0.6-1.2 | 117 | ||||||||||||
| >1.2-1.6 | |||||||||||||
| >1.6-2.5 | M27X1.5 | 24.8 | 14 | 19 | 3 | 3 | |||||||
| >2.5-3.5 | |||||||||||||
| 0.1-0.25 | 15 | 10 | 67 | 128 | M30X2 | 27.0 | 19 | 23 | 3 | 2 | 4 | 1.8 | 2.0 |
| >0.25-0.6 | |||||||||||||
| >0.6-0.9 | |||||||||||||
| >0.9-1.2 | 129 | ||||||||||||
| >1.2- 1.6 | 131 | ||||||||||||
| >1.6-2.2 | M36X2 | 33.0 | 22 | 22 | 5 | 3 | |||||||
| >2.2-3.5 | 136 | ||||||||||||
Main parts meterial show as table 2
table 2
| No. | Name | Material | No. | Name | Material | |
| R-Type | Y-Type | |||||
| 1 | Valve body | Steel 35 or 2Grl3 | 4 | Valve disc | QAL9-2 |
2Crl3 |
| 2 | Valve rod | 60Si2MnA | 5 | Valve seat | ||
| 3 | Hand wheel | HMn58-2 | 6 | Bellows | Nylon 1010 | |
Mark for example
Non-metal seal face valve disc of air signal safety valve expresses as Safety valve R2.5-6015 CB3022-94
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Address: No.1, Xinlianju Xinnong Road, Liuqiao Town, Tongzhou District, Nantong City, Jiangsu Province
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