BS 1552:1995

This standard BS 1552:1995 Specification for open bottomed taper plug valves for 1st, 2nd and 3rd family gases up to 200 mbar is classified in these ICS categories:

• 91.140.40 Gas supply systems
• 75.180.99 Other equipment for petroleum and natural gas industries

This British Standard specifies the requirements and methods of test for the design and performance of manually operated open bottomed taper plug valves, operating at a declared working pressure of up to 200 mbar¹⁾ on 1st, 2nd and 3rd family gases.

Valve sizes covered are up to and including size R2 and a maximum bore of 50 mm or equivalent free area.

¹⁾1 mbar = 100 N/m² = 100 Pa.

Specifies requirements and methods of test for the design and performance of manually operated open bottomed taper plug valves up to 200 mbar.