Supply Of Steel Pipe Fittings For Wag-9hc Bogie Piping As Per Clw Specn.no. Clw/ms/3/068 Alt.-15 With Latest Alteration If Any, For Ccb & E70 Brake System. As Per Set Details Attached. Note: Clw Approved Sources Shall Only Participate In The Tender Or Supplier Offers Shall Be Considered With Valid Tender Specific Authorisation Certificate From Clw Source Shall Be Submitted Along With Their Offer..