1. Scope
This standard specifies the scope, term and definition, structure, size, appearance, weight and tolerance, technical requirement, test method, test rules, packaging, marking and quality certificate of hot-rolled beam steel, hot-rolled steel channel, hot-rolled equal-leg angle steel, Hot-rolled unequal-leg angle steel and hot-rolled L-sectional steel.
This standard shall be applicable to hot-rolled equal-leg angle steel, Hot-rolled unequal-leg angle steel, hot-rolled L-sectional steel, hot-rolled steel channel and hot-rolled beam steel with slope on inside of led (hereinafter referred to as section steel).
2. Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this national standard. For dated reference, subsequent amendments (excluding amending error in the text) to, or revisions of, any of these publications do not be applied. However, the parties whose enter into agreement according to these specifications are encouraged to research whether the latest editions of these references are applied or not. For undated references, the latest edition of the normative document is applicable to this national standard.
Contents
1. Scope
2. Normative References
3. Size, Shape, Weight and Tolerance
3.1 Size and Representation
3.2 Size, Shape and Tolerance
3.3 Length and Tolerance
3.4 Weight and Tolerance
4. Technical Requirements
5. Test Methods
6 Test Rules
7. Packaging, Marking and Quality Certificate
Annex A
