Tender for Supply Of Set Of Double Stage Cylinder Regulators With Ss Body, Stainless Steel Diaphragm & 63mm Machine Shield Stainless Heavy Duty Pressure Gauge For Primary & Secondary Side Along With Safety Valves Consisting Of 03 Items As Follows.1) For Hydrogen. Qty/set. = 01 No.2) For Nitrogen. Qty/set. = 01 No.3) For Zero Air Gases. Qty/set. = 02 Nos. in Vijayawada - Andhra Pradesh

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