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      SV-B27SV-B27黃銅安全閥
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      產(chǎn)品簡(jiǎn)介
      SV-B27安全閥
      產(chǎn)品介紹
      MODEL: SV-B27
      BRONZE SAFETY RELIEF VALVE (OLD MODEL: S3W-A)

       

      MODEL:  SV-B27 / SVP-B27 WITHOUT LEVER

      MODEL:  SV-B29 / SVP-B29 WITH LEVER

       

      SV-B27/SV-B29 optional Pressure: 10.5~20 Kgf/cm2

      When placing order, please indicate Working Pressure

       

      The Disc can be replaced with PTFE for good effect of anti-leakage. (Model: SVP-B27, SVP-B29)

       

       

      Working Fluid :

      SV-B27/SV-B29/SVP-B29

      Non-Corrosive Gas, Air, Steam.

      SVP-B27 (without lever)

      Non-Corrosive Gas, Liquid, Air, Steam, Water, Oil.

      Working Temp:

      -45℃185℃

      Working Pressure:

      SV-B27 / SV-B29 :

      0.3 ~ 10 Kgf/cm11 ~ 20 Kgf/cm2

      SVP-B27 / SVP-B29 (PTFE)

      3 ~ 10 Kgf/cm2

      Thread End:

      BSPT (BS21), NPT (ANSI B2.1)

       

       

      MATERIAL:

      No./ Parts

      W/O Lever

      SV-B27 (S3W-A)

      SVP-B27

      With Lever

      SV-B29 (S3W-LR)

      SVP-B29

       

      Type :

      METAL TO METAL

      PTFE

      1

      Valve Seat

      FORGE BRASS

      FORGE BRASS

      2

      Valve Disc

      FORGE BRASS

      FORGE BRASS

      3

      Valve spindle

      (Stem)

      FORGE BRASS

      FORGE BRASS

      3-1

      Valve Seal

      -

      PTFE

      4

      Valve Body

      BRONZE

      BRONZE

      5

      Spring Shoe

      BsBM

      BsBM

      6

      Adjusting Screw

      BsBM

      BsBM

      7

      Stop Nut

      BsBM

      BsBM

      8

      Cap

      FORGE BRASS

      FORGE BRASS

      9

      Lever (Type: B29)

      STEEL

      STEEL

      10

      Spring

      SWOSC-V

      SWOSC-V

      11

      Screw Washer

      BsBM

      BsBM

      12

      Hexagon Nut

      BsBM

      BsBM

      13

      Stop Bolt

      BsBM

      BsBM

      14

      Pin

      BsBF

      BsBF

       

       

       

      This type of safety valve is characterized by regulating of pressure in valve rising and blowing-out when actuated and is the smallest and lightest valve, and also can be used in non-corrosive gases (air, oxygen, nitrogen, etc.) steam and liquids, such as water and oil. The sizes shown in the chart are subject to change without notice.

       

       

      Nominal

      Diameter

      Valve Seat

      Diameter D

      Lift

       l

      Effective Area mm2

      L1

      E

      L2

      F

      Fitting Screw

      Closed Type

      Lever Type

      2.22Dl

      πD l

      0.785D2

      Inlet d1

      Outlet d2

      A mm

      Weight

      A1 mm

      Weight

      12

      12

      0.52

      13.32

      18.84

      113.0

      29

      50

      PT 1/2

      PF 1/2

      138

      0.52

      161

      0.59

      19

      19

      0.76

      32.05

      45.36

      283.3

      36

      58

      PT 3/4

      PF 3/4

      150

      0.66

      172

      0.74

      25

      25

      1.00

      55.50

      78.53

      490.6

      40

      70

      PT 1

      PF 1

      180

      1.09

      202

      1.19

      32

      32

      1.28

      90.93

      128.67

      803.8

      50

      82

      PT 1.1/4

      PF 1.1/4

      206

      1.90

      222

      1.94

      38

      38

      1.52

      128.22

      181.45

      1133.5

      54

      93

      PT 1.1/2

      PF 1.1/2

      231

      2.35

      246

      2.39

      50

      50

      2.00

      222.00

      314.15

      1962.5

      67

      102

      PT 2

      PF 2

      265

      3.85

      282

      4.11

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