Steel, stainless; seamless, casing and tubing, of a kind used in drilling for oil or gas

730424 Other, of stainless steel:

73042430 Threaded or coupled

7304243010 Having a wall thickness less than 12.7 mm

7304243020 Having a wall thickness of 12.7 mm or more

7304243030 Having a wall thickness less than 12.7 mm

7304243040 Having a wall thickness of 12.7 mm or more

7304243045 Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm

7304243080 Having an outside diameter exceeding 406.4 mm

73042440 Other

7304244010 Having a wall thickness less than 12.7 mm

7304244020 Having a wall thickness of 12.7 mm or more

7304244030 Having a wall thickness less than 12.7 mm

7304244040 Having a wall thickness of 12.7 mm or more

7304244050 Having a wall thickness less than 12.7 mm

7304244060 Having a wall thickness of 12.7 mm or more

7304244080 Having an outside diameter exceeding 406.4 mm

73042460 Tubing

7304246015 Having a wall thickness not exceeding 9.5 mm

7304246030 Having a wall thickness exceeding 9.5 mm

7304246045 Having an outside diameter exceeding 114.3 mm but less than 215.9 mm

7304246060 Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm

7304246075 Having an outside diameter exceeding 406.4 mm

7304240000 Steel, stainless; seamless, casing and tubing, of a kind used in drilling for oil or gas

7304240020

7304240080

73042400 Other, of stainless steel

73042400 Other, of stainless steel

7304240020 Of circular cross-section, of an external diameter not exceeding 406,4 mm and with a Carbon Equivalent Value (CEV) not exceeding 0,86 according to the International Institute of Welding (IIW) formula and chemical analysis

7304240080 Other