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YS/T 998-2014: Al2O3 dispersion strengthened copper bar and wire
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YS/T 998-2014: Al2O3 dispersion strengthened copper bar and wire

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Al2O3 dispersion strengthened copper bar and wire ICS 77.150.30 H62 People's Republic of China non-ferrous metal industry standards Al2O3 dispersion strengthened copper bars and wires 2014-10-14 released 2015-04-01 implementation Ministry of Industry and Information Technology of the People's Republic of China

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard by the National Non-ferrous Metal Standardization Technical Committee (SAC/TC243) centralized. This standard is drafted by. Suzhou Jinjiang Copper Co., Ltd. The main drafters of this standard. Han Tan, Chen Hong, Guo Li. Al2O3 dispersion strengthened copper bars and wires

1 Scope

This standard specifies the Al2O3 dispersion strengthened copper rod and wire (hereinafter referred to as bar, wire) requirements, test methods, inspection rules and Logo, packaging, transportation, storage, quality certificate and contract (or purchase order) and so on. This standard applies to resistance welding electrodes, motor armatures, commutators, relay contacts, electrical contact switch, microwave tube parts and electrical tools Commutator with Al2O3 dispersion strengthened copper rod and wire.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 228.1-2010 Tensile testing of metallic materials - Part 1. Test methods at room temperature (ISO 6892-1.2009, MOD) GB/T 230.1 Metallic materials Rockwell hardness test Part 1. Test methods (A, B, C, D, E, F, G, H, K, N, T standard Ruler) (ISO 6508-1.2005, MOD) GB/T 351 metallic materials resistance coefficient measurement method GB/T 2828.1 Sampling procedures for sampling inspection - Part 1. Batch inspection sampling plan retrieved by acceptance quality limit (AQL) GB/T 3310 copper and copper alloy rod ultrasonic testing methods GB/T 5121 (all parts) - Methods for chemical analysis of copper and copper alloys GB/T 8888 heavy non-ferrous metal processing products packaging, marking, transportation and storage GB/T 26303.2 copper and copper alloy processing materials Dimensions measurement method Part 2 rods, lines, profiles YS/T 336 Copper, nickel and alloy pipes and bars fracture inspection methods YS/T 478 copper and copper alloy conductivity eddy current testing methods Methods for analysis of YS/T 482 copper and copper alloys - Photoemission emission spectrometry YS/T 668 copper and copper alloy physical and chemical detection sampling method YS/T 815 copper and copper alloys Preparation of mechanical properties and process performance samples

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Softening temperature softeningtemperature Insulation in the test temperature 2h, at room temperature its hardness is not less than the maximum hardness of 85% of the maximum temperature.

4 requirements

4.1 Product Classification 4.1.1 product grades, status, specifications Rods, wire grades, status, specifications should be consistent with the provisions of Table 1. ...