Gas welding equipment. Rubber hoses for welding, cutting and allied processes Ingestion-build-109673 Marking of drill-pipe

Marking of drill-pipe

irrespective of the degree of supervision

showing that a summative assessment has been conducted under secure conditions and is the authentic work of the candidate

loss of essential network services

They shall be used in the temperature range − 55 °C to 163 °C

Gas welding equipment. Rubber hoses for welding, cutting and allied processes Ingestion-build-109673 Marking of drill-pipeThis European Standard specifies requirements for rubber hoses, including twin hoses and fluxed fuel gas hoses for welding, cutting and allied processes. The term "allied processes" means, in particular, heating, brazing and metallization. This standard specifies requirements for rubber hoses for normal duty up to 2 MPa (20 bar) and light duty [limited to hoses for maximum operating pressure up to 1 MPa (10 bar) and with nominal bore less than or