supply of welding cable single core flexible, outer covering general- purpose hofr compound, with annealed high conductivity copper wire size 2240x0.2mm confirming to is:9857 / 1990 ( reaffirmed 1995 ) with amendment no.1 / 2007. the conductor shall be covered with separator of dry paper polyester type or any other suitable material. technical parameters ( open market / gem ) 1.type of cable and core: single core welding cable ( flexible ) 2.type of conductor : copper 3. cable size in square mm / rated with current in amp at 60% duty cycle:70 sq mm / 454amps 4. outer covering : general purpose hofr 5. duty cycle at ambient temperature : 30 degree 6. isi marked : yes 7. availability of type test report: supplier shall furnish type test certificate from central govt / nabl / ilac accredited lab showing conformity to the specifications. 8. governing specification : is: 9857 / 1990 ( reaffirmed 1995 ) with amendment no.1 / 2007. [ warranty period: 30 months after the date of delivery ]