Double Block and Bleed Valves: SBB-02  

Single Block and Bleed Valve
Flange EN1092-1 x Female NPT

TECVAL c335-sbb-03-1-
TECVAL

RELATED DOCUMENTATION

TECVAL Data sheet SBB-02

Data sheet

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TECVAL SBB-02 process interface valves enables you to reduce drastically space and weight in the process of installations. It reduces the possibility of leaks and the maintenance. Their distribution diagram consist of one ball valves to block the line and one needle valve to bleed in 90º outflow.

Features

  • Process interface in one compact ball/needle valve assembly.
  • Flange port compatible with EN1092-1.
  • Instrument port 1/2"NPT Female (ASME B1.20.1.).
  • Vent port 1/2"NPT Female (ASME B1.20.1.).
  • Temperature range -20ºC/200ºC (-4ºF/392ºF).
  • One-Piece forged body construction.
  • No ejectable ball and needle stem design.

 

Options

  • Instrument & Vent port 1/4"NPT Female.
  • Plug in vent port.
  • O-ring seals in several materials.

 

Technical data

Maximum Pressure

Up to 250 bar (3600 PSI)

Temperature Range

-20ºC/200ºC (-4ºF/392ºF)

Connections

Flanged connections compatible with EN1092-1.

Dimensions 1/2"3/4"1"11/2"2"
Orifice Size (DN) 121212-1512-15-2012-15-20
Flow Coefficient (Cv) 999-189-18-299-18-29
Materials

AISI-316L (1.4404)

SuperDuplex (1.4410/1.4501)

Special Alloys (For detailed information consult attached data sheet)

Materials

PartAISI-316L SuperDuplex Special Alloys 
1 Handle screwAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
2 Handle washerAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
3 HandleAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
4 Stop PinAISI-304 (1.4301)AISI-304 (1.4301)AISI-304 (1.4301)
5 StemAISI-630 (1.4542)Superduplex (1.4410/ 1.4501)Special alloy
6 Stem o-ringFPMFPMFPM
7 Stem bearingDelrinDelrinDelrin
8 BallAISI-630 (1.4542)Superduplex (1.4410/ 1.4501)Special alloy
9 Seats*Reinforced PTFE or PEEKReinforced PTFE or PEEKReinforced PTFE or PEEK
10 Inlet ConnectorAISI-316L (1.4404)Superduplex (1.4410/ 1.4501)Special alloy
11 Connector O-ringFPMFPMFPM
12 BodyAISI-316L (1.4404)Superduplex (1.4410/ 1.4501)Special alloy
13 Bar handleAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
14 Set screwAISI-304 (1.4301)AISI-304 (1.4301)AISI-304 (1.4301)
15 StemAISI-316L (1.4404)Superduplex (1.4410/ 1.4501)Special alloy
16 NutAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
17 GlandAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
18 PackingP.T.F.E.P.T.F.E.P.T.F.E.
19 BonnetAISI-316L (1.4404)Superduplex (1.4410/ 1.4501)Special alloy
TECVAL sbb03-desp-1-

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