SV-B27-S3W-A青铜安全阀

(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 indicateWorking Pressure

 The Disc can be replaced withPTFEfor 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/cm2 11 ~ 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 πDl 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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