BS EN -10297-1 - Seamless circular steel tubes for mechanical and general Engineering purposes — Non-alloy and alloy steel tubes
Grades : EN 10297 -1 E235 , EN 10297 -1 E275 ,
EN 10297 -1 E315 , EN 10297 -1 E355 , EN 10297 -1 E470.
Seamless circular steel tubes for mechanical and general Engineering purposes — Non-alloy and alloy steel tubes