Pipeline ancillaries Bellows sealed stop valves
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Local regulations may restrict the use of this product to below the conditions quoted. In the interests of development and improvement of the product, we reserve the right to change the specification without notice. © Copyright 2024
TI-P184-18 CMGT Issue 5
BSA3-BD and BSA6-BD Bellows Sealed Stop Valves
Description BSA3-BD and BSA6-BD are in-line stop valves having tri-ply bellows as standard throughout the range. These valves have been designed for use on steam, gas, liquid, thermal oils, condensate and water systems. Both BSA3-BD and BSA6-BD are fitted with a flat, balanced pressure plug as standard. Standards The product fully complies with the requirements of the EU Pressure Equipment Directive/UK Pressure Equipment (Safety) Regulations and carries the mark when so required. Certification The BSA3-BD and BSA6-BD body and bonnet are available with certification to EN 10204 3.1. Note: All certification / inspection requirements must be stated at the time of order placement.
DN200 and DN250
Range and options Standard BSA-BD range - complete with balance disc.
BSA3-BD BSA6-BD PN16 PN25 PN40 PN16 PN25
7.1.20
Model and connections
• • •
• • •
DN125
DN150
• • • • •
• • • • •
• • • • •
DN300 to DN400
DN200
Sizes
DN250
DN300
10.1 25
DN350
DN400
Seat leakage Disc to seat shut-off conforms to EN 12266-1 Rate A leakage.
Kv values All BSA3-BD and BSA6-BD valves will be supplied with a balanced disc. BSA3-BD
BSA6-BD
For conversion: Cv (UK) = Kv x 0.963 Cv (US) = Kv x 1.156
DN200 DN250 DN300 DN350 DN400
DN125
DN150 DN200
593
935
1264
1804
2362
205
295
562
TI-P184-18 CMGT Issue 5
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BSA3-BD and BSA6-BD Bellows Sealed Stop Valves
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