This Standard specifies dimensions,shape,mass and tolerances,technical requirement,test method,inspection requirements,packaging,marking and inspection documents of hot-rolled beam steel,hot-rolled channel steel,hot-rolled equal-leg angle steel,hot-rolled unequal-leg angle steel and hot-rolled L-sectional steel.
This Standard is applicable to hot-rolled equal-leg angle steel,hot-rolled unequal-leg angle steel,hot-rolled L-sectional steel as well as hot-rolled beam steel and hot-rolled channel steel with inclination inside the leg (hereinafter referred to as section steel).
