Construction materials and building (Vocabularies) (ICS 01.040.91)
Communiqué on TS EN 12449 copper and copper alloys - seamless round tubes for general purposes standard (2 page(s), in English)
This standard covers composition, feature requirements, tolerances on dimensions and form of seamless- round drawn- copper and copper alloy tubes suitable for general purposes with external diameter from 3 mm to 450 mm (450 mm included) and wall thickness from 3 mm to 20mm. Test methods which are referenced for sampling procedures and verification of conformity with the requirements of this standard are also pointed out. Special alloy pipes with an outside diameter of less than 80 mm and/or wall thickness greater than 2 mm are generally suitable for easy machining as specified in EN 12168.