Gas welding equipment. Safety devices - Devices incorporating a flame (flashback) arrestor Ingestion-build-78747 recess code

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Gas welding equipment. Safety devices - Devices incorporating a flame (flashback) arrestor Ingestion-build-78747 recess code1 Scope This document specifies the general requirements and tests for safety devices for fuel gases and oxygen or compressed air incorporating a flame (flashback) arrestor used downstream of manifold, cylinder and or pipeline outlet regulators, and upstream of blowpipes for welding, cutting and allied processes. This document does not specify the location of these devices in the gas system. This document is not applicable to safety devices not