7307 Tube or pipe fittings (e.g. couplings, elbows, sleeves), of iron or steel

7307.11 Cast iron; cast fittings, of non-malleable cast iron

• 7307.11.00 Of non-malleable cast ironFree

7307.19 Iron or steel; cast fittings, other than of non-malleable cast iron

• 7307.19.00 OtherFree

7307.21 Steel, stainless; tube or pipe fittings, flanges, of stainless steel

• 7307.21.00 FlangesFree

7307.22 Steel, stainless; tube or pipe fittings, threaded elbows, bends and sleeves

• 7307.22.00 Threaded elbows, bends and sleevesFree

7307.23 Steel, stainless; tube or pipe fittings, butt welding fittings

• 7307.23.00 Butt welding fittingsFree

7307.29 Steel, stainless; tube or pipe fittings, n.e.c. in item no. 7307.2

• Other
• 7307.29.10 To be employed in pneumatically breaking down the working face of a mine in mining, quarrying or developing mineral depositsFree
• 7307.29.20 For installation between the wellhead assembly or surface oil pumping unit and the field marketing valve at oil or natural gas wells4.5%
• Other
• 7307.29.91 Not further worked than forged or bent to shapeFree
• 7307.29.99 OtherFree

7307.91 Iron or steel; tube or pipe fittings, flanges, other than stainless steel

• 7307.91.00 FlangesFree

7307.92 Iron or steel; tube or pipe fittings, threaded elbows, bends and sleeves, other than stainless steel

• 7307.92.00 Threaded elbows, bends and sleevesFree

7307.93 Iron or steel; tube or pipe fittings, butt welding fittings, other than stainless steel

• 7307.93.00 Butt welding fittingsFree

7307.99 Iron or steel; tube or pipe fittings, n.e.c. in item no. 7307.9, other than stainless steel

• 7307.99.00 OtherFree