Tenders for Supply of Union Nipple For Bps Contactor As Per Els/Hwhs Drg. No: - Trs/Hwh/El-854/23. Material Specification -Brass Conform To Is:320-1980, Gt-Ht 2, Other Information As Per Drg. No: - Trs/Hwh/El- 854/23 Warranty Period: 30 Months After The Date Of Delivery