Equipment used in gas welding, cutting and allied processes -- Safety devices for fuel gases and oxygen or compressed air -- General specifications, requirements and tests -- Amendment 1— 6 стр.
Equipment used in gas welding, cutting and allied processes; Safety devices for fuel gases and oxygen or compressed air; General specifications, requirements and tests— 12 стр.
Equipment used in gas welding, cutting and allied processes -- Safety devices for fuel gases and oxygen or compressed air -- General specifications, requirements and tests -- Amendment 1— 6 стр.
Equipment used in gas welding, cutting and allied processes; Safety devices for fuel gases and oxygen or compressed air; General specifications, requirements and tests— 12 стр.