Tender for Supply Of Shielding Gas With Cylinder As Per En 439-m21(mix. Argon Gas) (each Cyl. Consist- 7cum, Gas Wt-12.3kg,press.-150kg/sq.cm As Per Specn: Gas Mixture Of 90% Argon+ 5% Co2+ 5% Oxygen [note:-the Cylinder Will Be Returned After Being Emptied, & No Additional Charge Will Be Payable F Or The Cylinder. ] in Gorakhpur - Haryana

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