Air, Gas Safety Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
Dimensions & constructral diagram
Air, gas safety valve constructral diagram
Air, gas safety valve is a self heavy hammer shut-off valve, which can achieve quick cutting the gas pipeline according to the reduction of system air or gas pressure, to prevent tempering and ensure system safety. Its structure is simple, easy to operate, safe and reliable. It is mainly used in petrochemical, metallurgy, light industry, and other heating gas pipelines.
Model, specification
| model | ZKM-10 |
| specification | DN100、150、200 |
Main technical parameter
| nominal diameter mm | 100,150,200 | |
| nominal pressure MPa | 1.0 | |
| temperature scope ℃ | -20~+60 | |
| working pressure Pa | gas | 1500±100 |
| air | 1200 ±100 | |
| cut off pressure Pa | 400~800 | |
| flange dimensions | According to JB78-59 | |
| flange type | flange sealing surface type according to JB77-59 smooth type | |
Performance index
| Sealing performance | air chamber | should be able to withstand 10KPa pressure, without leakage phenomenon |
| connector | ||
| allowable leakage | 15 bubbles /min | |
External dimensions
| nominal diameter | L | L1 | H | H1 |
| 100 | 369 | 250 | 492 | 300 |
| 150 | 395 | 300 | 540 | 350 |
| 200 | 419 | 356 | 604 | 441 |
The materials of main parts
| part name | materials |
| body | QT400-18 |
| upper,low cover | HT200 |
| slide valve | H62 |
| sleeve | H62 |
