tender for flash back arrestor(dry type) for torch end of oxygen lines to preventflash backs in oxy fuel system conforming to en 730/iso 5175-1/is 11006 standards withflame arrestor(fa) and non return valve(nrv) working pressure: 15 bar. endconnections g 3/8 rh to en 560/iso 3253 standards. make: messer(cg-91 oxy) oresab(fr-18) or gce(fr-20t oxy) only. note:1) offers of oems or their authoriseddealers enclosing valid authorised dealership certificate only will be considered.2) the suppliers shall send test certificate from govt. authorised test house. incase of international brand, the test certificate from reputed institute like bam,germany is mandatory. 3) the suppliers should have equipments for testing of flashback arrestors and calibration. the purchaser has the right to inspect theseinstallations. specn: en 730/iso 5175-1/is 11006 .
