Spirax Sarco 15mm to 150mm Bellow Seal Stop Valve BSA2T SGI

Spirax Sarco's BSA2T SGI Twin-Ply Bellows Valve is a sealed, in-line stop valve. It comes with twin-ply bellows and can be used on steam, gas, liquid, condensate and water systems. The product fully complies with the requirements of the European Pressure Equipment Directive 97 / 23 / EC. The BSA2T valve is available with certification to EN 10204 3.1.

The Spirax Sarco bellow seal stop valve comes complete with a throttling plug and locking device, which allows manual regulation to adjust line pressure and flow. This makes it a flexible and user-friendly isolation solution that can also be used as a basic control valve or a substitute for 'bypass' lines.

Summary:

Twin ply bellows for extended service life
Throttling plug for manual regulation of line pressure and flow
Locking device to secure the valve in the throttling position
Suitable for use on steam, gas, liquid, condensate and water systems
Certified to EN 10204 3.1

Specification:

Body:	SG Iron EN-GJS-400-18-LT
Bonnet:	SG Iron EN-GJS-400-18-LT
Seat:	Stainless Steel AISI 420
Disc:	Stainless Steel DIN 17440 X30 Cr13
Insert:	R-PTFE 24% carbon filled
Bellows:	Stainless Steel WS 1.4571 EN10028-7 X6 CrNiMTi 17-12-2
Stem:	Stainless Steel AISI 420
Handwheel:	Pressed Steel BS 1449 CR4
Stem Packing:	Graphite
Minimum Operating Temperature:	-10°C (Soft Seat) / -10°C (Metal Seat)
Maximum Operating Temperature (TMO):	+230°C (Soft Seat) / +350°C (Metal Seat)
Maximum Allowable Pressure (PMA):	16 bar g (PN16) / 25 bar g (PN25)
Maximum operating pressure for saturated steam service:	14.7 bar g (PN16) / 22.3 bar g (PN25)

Ductile Iron Valves