tender for flash back arrestor(dry type) for regulator end of acetylene/lpg linesto prevent flash backs in oxy fuel system conforming to en 730/iso 5175-1/is 11006standards with flame arrestor(fa) and non return valve(nrv) and thermal cut offvalve(tv) working pressure: 1.5 bar for acetylene/5.0 bar for lpg. end connections g3/8 lh to en 560/iso 3253 standards. make: messer(dgn fuel) or esab(protex ra) orgce(fr-34 r fuel) only. note:1) offers of oems or their authorised dealers enclosingvalid authorised dealership certificate only will be considered. 2) the suppliersshall send test certificate from govt. authorised test house. in case ofinternational brand, the test certificate from reputed institute like bam, germanyis mandatory. 3) the suppliers should have equipments for testing of flash backarrestors and calibration. the purchaser has the right to inspect theseinstallations. specn: en 730/iso 5175-1/is 11006 .
