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CEPAI GROUP CO., LTD.

Mobile:+86-17717522891
Wechat:17717522891
Tel:+86-21-54891500
Email:aires@cepai.com 

Headquarter: 15F, NO.2281, West Zhongshan Road, Shanghai, China.
Factory: No.333 West Jianshe Road, Jinhu Industrial Park, Huaian City, Jiangsu Province, China

Safety relief valve

Cepai Valve is the safety pressure relief valve manufacturer,mainly produce spring loaded full/low lift safety relief valve,and A21,A27,A28,A61,A41,A42,A44,A45,A47,A48 series pressure safety relief valve.

  • A48H/Y full lift safety relief valve with open bonnet

    ( Open body,manual function,low lift )

    • Port size:DN25~250, NPS 1〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Water,oil,steam,gas
    • Temperature:-29~300℃
    • Material:WCB CF8 CF8M
    • Characteristic:Open window for heat disspation
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:Full lift :outlet is bigger than inlet
  • A47H Low Lift Safety Relief Valve with open bonnet

    ( Open body,manual function,low lift )

    • Port size:DN25~250, NPS 1〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Water,oil,steam,gas
    • Temperature:-29~300℃
    • Material:WCB CF8 CF8M
    • Characteristic:Open window for heat disspation
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:Low lift type:outlet is equal to inlet
  • A45H Lever type low life safety relief valve

    ( Emergent open with lever,small leakage )

    • Port size:DN25~250, NPS 1〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Water,oil,air
    • Temperature:-29~300℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:With lever on base of A41H
  • A44H A44Y lever type full lift safety relief valve

    ( Emergent open with lever,small leakage )

    • Port size:DN40~150, NPS 1 1/2〞~ 6〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Air,steam,gas
    • Temperature:-29~300℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)≥inlet(bottom)
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:With lever on base of A42H
  • A42F Soft Seat Safety pressure relief valve

    ( Full life without lever,whole sealing )

    • Port size:DN15~250, NPS 1/2〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Corrosive medium
    • Temperature:-29~150℃
    • Material:CF8,CF8M
    • Characteristic:Outlet(side)≥inlet(bottom)
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:PTFE seat is better for sealing
  • A42H A42Y Full lift pressure safety relief valve

    ( Full lift without lever,whole sealing )

    • Port size:DN15~250, NPS 1/2〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Water,oil,steam,gas
    • Temperature:-29~300℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)≥inlet(bottom)
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:ANSI B16.5 Flange is acceptable
  • A41F/W Stainless steel safety pressure relief valve

    ( Low life without lever,whole sealing )

    • Port size:DN25~250, NPS 1〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Water,oil,steam,gas
    • Temperature:-29~150℃
    • Material:CF8,CF8M
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:ANSI B16.5 Flange is acceptable
  • A41H/Y Spring loaded Low lift safety relief valve

    ( Low life without lever,whole sealing )

    • Port size:DN25~250, NPS 1〞~ 10〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:Water,oil,steam,gas
    • Temperature:-29~300℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Flange:JB79 GB9113 ANSI B16.5
    • Other:ANSI B16.5 Flange is acceptable
  • A61H/Y Welded type high pressure safety relief valve

    ( Pressure range:10Mpa-32Mpa )

    • Port size:DN10-DN25
    • Pressure: PN160-PN320
    • Medium:Water,steam,gas
    • Temperature:-29~200℃
    • Material:WCB CF8 CF8M
    • Characteristic:For high pressure medium
    • Connection:Welding:SW or with movable joint
    • Other:Without handlever,high pressure
  • A208H Spring loaded safety pressure relief valve

    ( Without hand lever on base of A28H )

    • Port size:DN15~65, NPS 1/2〞~ 2 1/2〞
    • Pressure: PN10 ~ PN16、 CLASS 150LB
    • Medium:Water,oil,steam,gas
    • Temperature:-29~200℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)≥inlet(bottom)
    • Connection:Thread:ZG/PT/RC,NPT
    • Other:No leakage without lever
  • A28H full lift safety pressure relief valve

    ( with lever,emergent open,small leakage )

    • Port size:DN15~50, NPS 1/2〞~ 2 1/2〞
    • Pressure: PN10 ~ PN16、 CLASS 150LB
    • Medium:Steam and other non-corrosive medium
    • Temperature:-29~200℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)≥inlet(bottom)
    • Connection:Thread:ZG/PT/RC,NPT
    • Other:Full lift :outlet is bigger than inlet
  • A207H Spring loaded safety relief valve

    ( Without hand lever on base of A27H )

    • Port size:DN15~80, NPS 1/2〞~ 3〞
    • Pressure: PN10 ~ PN16、 CLASS 150LB
    • Medium:T≤200℃,non-corrosive medium
    • Temperature:-29~200℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Thread:ZG/PT/RC,NPT
    • Other:No leakage without lever
  • A27H Spring low lift safety relief valve

    ( With lever,small leakage )

    • Port size:DN15~80, NPS 1/2〞~ 3〞
    • Pressure: PN10 ~ PN16、 CLASS 150LB
    • Medium:T≤200℃,non-corrosive medium
    • Temperature:-29~200℃
    • Material:WCB CF8 CF8M
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Thread:ZG/PT/RC,NPT
    • Other:Low lift type:outlet is equal to inlet
  • A21F/W Stainless steel low lift safety relief valve

    ( No lever,no leakage )

    • Port size:DN15~25, NPS 1/2〞~ 1〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:T≤200℃ Corrosive medium
    • Temperature:≤200℃ (PTFE seat≤150℃)
    • Material:304SS,316SS
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Thread:ZG/PT/RC,NPT
    • Other:Low lift type:outlet is equal to inlet
  • A21H/Y WCB Low lift safety relief valve

    ( No lever,no leakage )

    • Port size:DN15~25, NPS 1/2〞~ 1〞
    • Pressure: PN16 ~ 100,150LB ~ 600LB
    • Medium:T≤200℃ Non-corrosive medium
    • Temperature:≤200℃
    • Material:WCB,stainless steel is optional
    • Characteristic:Outlet(side)=inlet(bottom)
    • Connection:Thread:ZG/PT/RC,NPT
    • Other:Low lift type:outlet is equal to inlet
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