bids are invited for gate valve, 0.75 inch 800 class - gate valve, 0.75 inch 800class detailed specification of the items as technical specification of the tender document attached , gate valve, 1 inch 800 class - gate valve, 1 inch 800class detailed specification of the items as technical specification of the tender document attached , gate valve, 2 inch 150class - gate valve, 2 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 3 inch 150class - gate valve, 3 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 4 inch 150class - gate valve, 4 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 6 inch 150class - gate valve, 6 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 8 inch 150class - gate valve, 8 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 12 inch 150class - gate valve, 12 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 16 inch 150class - gate valve, 16 inch 150class detailed specification of the items as technical specification of the tender document attached , gate valve, 20 inch 150class - gate valve, 20 inch 150class detailed specification of the items as technical specification of the tender document attached , butterfly valve, 4 inch 150class - butterfly valve, 4 inch 150class detailed specification of the items as technical specification of the tender document attached , butterfly valve, 6 inch 150class - butterfly valve, 6 inch 150class detailed specification of the items as technical specification of the tender document attached , butterfly valve, 8 inch 150class - butterfly valve, 8 inch 150class detailed specification of the items as technical specification of the tender document attached , butterfly valve, 10 inch 150class - butterfly valve, 10 inch 150class detailed specification of the items as technical specification of the tender document attached , globe valve, 0.75 inch 800class - globe valve, 0.75 inch 800class detailed specification of the items as technical specification of the tender document attached , globe valve, 1 inch 800class - globe valve, 1 inch 800class detailed specification of the items as technical specification of the tender document attached , globe valve, 2 inch 150class - globe valve, 2 inch 150class detailed specification of the items as technical specification of the tender document attached , globe valve, 3 inch 150class - globe valve, 3 inch 150class detailed specification of the items as technical specification of the tender document attached , globe valve, 4 inch 150class - globe valve, 4 inch 150class detailed specification of the items as technical specification of the tender document attached , dual plate check valve, 12 inch 150class - dual plate check valve, 12 inch 150class detailed specification of the items as technical specification of the tender document attached total quantity : 91