Draft
International Standard
Ïã¸ÛÁùºÏ²Ê¿ª½±/DIS 5175-3
Gas welding equipment — Safety devices — Part 3: Decomposition blockers for low pressure acetylene
Reference number
Ïã¸ÛÁùºÏ²Ê¿ª½±/DIS 5175-3
Edition 1
Draft International Standard
Read sample
Ïã¸ÛÁùºÏ²Ê¿ª½±/DIS 5175-3
87598
This Draft International Standard is in the enquiry phase with Ïã¸ÛÁùºÏ²Ê¿ª½± members.

Ïã¸ÛÁùºÏ²Ê¿ª½±/DIS 5175-3

Ïã¸ÛÁùºÏ²Ê¿ª½±/DIS 5175-3
87598
Language
Format
CHF 63
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Abstract

This part of Ïã¸ÛÁùºÏ²Ê¿ª½± 5175 specifies the general requirements and tests for decomposition blockers for acetylene downstream of pressure regulators in manifold systems. Decomposition blockers can be used in the low pressure section up to 0,15 MPa (see Ïã¸ÛÁùºÏ²Ê¿ª½± 14114) e.g. in pipelines, outlet points or for the protection of low pressure sections in big pipe systems. Decomposition blockers can only be used in sections with pure acetylene. The possible backflow of oxygen or air into the section there the decomposition blocker is installed, must be prevented by a non-return valve, downstream of the decomposition blocker.

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