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26/30507216 DC | 14 Jan 2026 | BSI Knowledge
Standard
26/30507216 DC
BS ISO 4437-4 Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) - Part 4: Valves
Current
•
Published:
14 Jan 2026
Overview
Preview
References
History
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Product Details
Descriptors
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ICS Codes
75.200 Petroleum products and natural gas handling equipment
83.140.30 Plastics pipes and fittings for non fluid use
Committee
PRI/88
International relationships
Identical to:
ISO 4437-4
ISBN
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Publisher
BSI