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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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