Q/ASB 330-2018 Hot-rolled steel sheets and steel strips for cold rolling and cold forming (Anshan Iron and Steel Group Co., Ltd.)
1 Scope
This standard specifies the dimensions, shapes, weights and tolerances, order contents, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of hot-rolled steel sheets and steel strips for cold rolling and cold forming.
This standard is applicable to the hot-rolled steel sheets and steel strips for cold rolling and cold forming (referred to as steel sheets and steel strips) produced by Anshan Iron and Steel Group Co., Ltd.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 223 Methods for chemical analysis of iron, steel and alloy (Applicable parts)
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature
GB/T 232 Metallic materials - Bend test
GB/T 2975 Steel and steel products - Location and preparation of samples and test pieces for mechanical testing
GB/T 4336 Carbon and low-alloy steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (routine method)
GB/T 20066 Steel and iron - Sampling and preparation of samples for the determination of chemical composition
Q/ASB 3 Metallic materials - Tensile testing at ambient temperature
Q/ASB 17 Metallic materials - Bend test
Q/ASB 81 Packaging, marking and quality certification for hot-rolled steel plates, sheets and strips
Q/ASB 146 Steel and steel products - Principles for determining the numerical accuracy of the chemical composition and physical properties
Q/ASB 269 Dimension, shape, weight and tolerance for hot-rolled steel plates, sheets and strips
JIS G 0320 Standard test method for heat analysis of steel products
JIS G 0416 Steel and steel products - Location and preparation of samples and test pieces for mechanical testing
JIS Z 2241 Method of tensile test for metallic materials
JIS Z 2248 Metallic materials - Bend test
3 Classification
The steel sheets and strips shall be classified according to usage methods, and applicable thicknesses shall be as given in Table 1.
Table 1 Designations, applicable thicknesses and uses
Foreword II
1 Scope
2 Normative references
3 Classification
4 Ordering information
5 Dimensions, shape, weight and tolerances
6 Technical requirements
7 Test methods
8 Inspection rules
9 Packaging, marking and quality certificate
Annex A (Informative) Technical deviations between this standard and international standard and their justifications
Annex B (Informative) Comparison table of designations in this standard and similar designations in international standards
Annex C (Normative) Conversion rules of inspection methods
Annex D (Informative) Range of JIS certified products
