900 DIN Safety Valve
manufacturer: KaiWeiXi Valve group Co., Ltd.
Eml: merry@kaiweixi.com
Tel: +86 (577) 6719 8981
Mob: +86 1815 7711 652（WeChat Same Account）
product drawing
900 DIN safety valves
Fall lift D/G (steam, gas) Standard type F(liquid)
900 series DIN safety valves are mainly used in petroleum, natural gas, chemistry, electric, city gas and other field, used as the overpressure protection device, with high acting precision, good recycling, accurate back seat, easy to operate and maintain.
Dimensions & constructral diagram
901 DIN safety valve constructral diagram
902 DIN safety valve constructral diagram
911 DIN safety valve constructral diagram
912 DIN safety valve constructral diagram
| type | Nominal pressure | Body materials | Nominal diameter | Working temperature |
| 35.901/902/911/912 | PN40/16 | Cast steel 1.0619+N | DN20/32—DN150/250 | -10℃--+450℃ |
| 55.901/911 | PN40/16 | Stainless steel 1.4408 | DN20/32—DN100/150 | -60℃--+400℃ |
| DN | 20/32 | 25/40 | 32/50 | 40/65 | 50/80 | 65/100 | 80/125 | 100/150 | 125/200 | 150/250 |
| Flowing hole diameter D0(mm) | 18 | 22.5 | 29 | 36 | 45 | 58.5 | 72 | 80 | 100 | 125 |
| Flowing area A0(mm) | 254 | 398 | 661 | 1018 | 1590 | 2688 | 4072 | 6362 | 8825 | 12266 |
| Weight (kg) | 8.5 | 10 | 14 | 20 | 28 | 40 | 53 | 80 | 125 | 165 |
External and connection dimensions
Note:1)DN15GA can select 3/4’2)DN20GA can select 3/4’and 1’
