M-15 (Copper Alloy Check Valves Etc.). Annual Rate Contract For The Supply Of Copper Alloy Check Valves Etc. , Isi Marked Copper Alloy Screwed End Gate Valves, (Class-1) For Water Works Purposes As Per Is 778-1984 (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 Of Size 15 Mm , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Gate Valves, (Class-2) For Water Works Purposes As Per Is 778-1984 (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 Of Size 15 Mm , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Globe Valves, (Class-I) For Water Works Purposes As Per Is 778-1984 (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 Of Size 15 Mm Dia. , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Globe Valves, (Class-2) For Water Works Purposes As Per Is 778-1984 (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 Of Size 15 Mm Dia. , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Check Valves, (Class-I) For Water Works Purposes As Per Is 778-1984 In (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 In Swing Type Horizontal Type Of Size 15 Mm Dia. , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Check Valves, (Class-I) For Water Works Purposes As Per Is 778-1984 In (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 In Lift Type Of Size 15 Mm Dia. , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Check Valves, (Class-2) For Water Works Purposes As Per Is 778-1984 (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 In Swing Type Horizontal Type Of Size 15 Mm Dia. , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm , Isi Marked Copper Alloy Screwed End Check Valves, (Class-2) For Water Works Purposes As Per Is 778-1984 (Reaffirmed-2010) Incorporating Amendment 1,2 & 3 In Lift Type Of Size 15 Mm Dia. , -Do- Of Size 20 Mm , -Do- Of Size 25 Mm , -Do- Of Size 32 Mm , -Do- Of Size 40 Mm , -Do- Of Size 50 Mm , -Do- Of Size 65 Mm , -Do- Of Size 80 Mm , -Do- Of Size 100 Mm
