These are used as Extra Pressure Protection Device for the equipment and pipeline of the steam, ect. The working temperature with Carbon Material Type are less than 425℃ and with WC6 Material type are less than 500℃ and WC9 Material Type are less than 550℃.

 

A48SB High Temperature and High Pressure Safety Valve Material

NO	Parts	Cast Steell Material	WC6 Material	WC9 Material
1	Body	WCB	ZG1Cr5Mo	ZG15Cr1MoV
2	Seat	2Cr13	1Cr18Ni9Ti	12Cr1MoVA
3	Adjusting Ring	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
4	Disc	2Cr13	17-4PH	17-4PH
5	Guiding Sleeve	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
6	Heat Radiator	ZG230-450	ZG230-450	ZG230-450
7	Bonnet	ZG230-450	ZG230-450	ZG230-450
8	Spring	50CrVA	50CrVA	50CrVA

 

1.900 Series DIN Spring loaded Pressure Safety Valve

2.A46F/H/Y Pilot-operated Pressure Relief valve (A46 Safety Valve)

3.Double Port High Lift Safety Valve

4.A48Spring loaded ful lift safety valve

5.A48SB High temperature and high pressure safety valve

6.A37/38/43Twin spring type safety valve

7.A47Closed spring loaded low lift type high pressure safety valve

8.A44Spring loaded Full Lift safety valve

9.A42Closed spring loaded full lift type safety valve

10.A41Closed spring loaded low lift type high pressure safety valve

11.A27Spring loaded low lift type safety valve

12.A21 Spring loaded low lift external thread type safety valve

13.Impulse Safety Valve