supply of plastic face shield,plain goggles,welding head shield,welding filter lense,leather apron and plain glass for arc welding , supply of safety ppes , plastic face shield it shall comply with is 8521- 1977 part-i, en 397 and ansi z87-1-2003 standard, en166 for all item: 1.sample should be sent to bhel-hpvp along with quotation for technical evaluation otherwise offer will not consider for evaluation. 2.after completion of technical evaluation, sample are to be collected by the vendor at m/s bhel-hpvp unit. , plain goggles as per is standard is5983# 1980, en 166 & en 170, ansi z 87.1 , welding head shield note: welding head shield (helmet)as per standard is#1179-1967, is-2925-1984, is #5983 -1980 (standard specification attached) as per is standard specification , welding filter lense shade:11a as per is standard specification , welding filter lense, shade:12a as per is standard specification , welding filter lense, shade:14a as per is standard specification , leather apronsize: 24”x36” it shall comply with is: 6153#1971, is 3446 # 1966 , plain glass for arc welding (105x80x3mm) as per is standard specification