GB/T 26303.2-2010Measuring methods for dimensions and shapes of wrought copper and copper alloy - Part 2: Rod，wire and profile (English PDF)
铜及铜合金加工材外形尺寸检测方法 第2部分 棒、线、型材
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
January 14, 2011
Implementation date
November 1, 2011
Scope
GB/T 26303.2-2010 is the English-translated version of 铜及铜合金加工材外形尺寸检测方法 第2部分 棒、线、型材.
GB/T 26303.2-2010 is the part of the Chinese series on measuring the dimensions and shape of wrought copper and copper alloy products that covers rod, bar, wire and profiles.
It specifies the measuring instruments, the preparation of the specimen, the environmental conditions of the measurement, the test methods themselves and the content of the test report.
It applies to the measurement of round rod, bar and wire and of non-circular profiles in copper and copper alloys. Mills and their customers use it when a delivery is checked against its tolerances. Issued on 14 January 2011, it has applied since 1 November 2011.
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Document preview — GB/T 26303.2-2010
National Standard of the People's Republic of China
- ICS
- 77.040.99
- Classification
- H 13
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 1 Bar and wire cross-sectional schematic
Foreword
GB/T 26303 "processing of copper and copper alloy sheet Dimensions detection method" consists of three parts.
--- GB/T 26303.1 copper and copper alloy processing material Dimensions detection methods - Part 1. Pipes;
--- GB/T 26303.2 copper and copper alloy processing material Dimensions detection methods - Part 2. rods, wire, profiles;
--- GB/T 26303.3 copper and copper alloy processing material Dimensions detection methods - Part 3. plate and strip.
This is Part 2.
1 Scope
This section GB/T 26303 specifies the copper and copper alloy rod, wire, profiles and dimensions of measuring instrumentation, sample preparation, detection Environmental conditions and testing methods, test reports.
This section applies to detect circular wire rod, bar and wire rod and profiles of non-circular dimensions of copper and copper alloys.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 4909.2 Test methods for bare wires - Part 2. Measure
GB/T 11086-1989 Copper and copper alloys - Terms
3 Terms and Definitions
The following terms and definitions apply to this section.
3.1 Rod rod/bar
Along the entire length has a uniform cross-section, a straight-shaped solid supply of processed products. And less than 12mm diameter equal to the pull Rods can be supplied in rolls.
Cross-sectional shape. round, oval, square, rectangular, equilateral triangle and a regular polygon, shown in Figure 1.
[GB/T 11086-1989, the definition 4.2]
1 Bar and wire cross-sectional schematic
3.2 Cable wire
Along the entire length has a uniform cross-section, in order to roll form solid processed products.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 25 pages — is available in the English PDF.
Referenced standards
Normative references
Cited by
- GB/T 46017-2025Copper bar for charging pile connector
- GB/T 26311-2024Rod, bar and wire of recycled copper and copper alloy
- GB/T 40004-2021Copper-silver alloy rectangular wire
- GB/T 37501-2019Brass wires for unidirectional travelling wire electrical discharge machining on numerically controlled machine tools
- GB/T 37502-2019Copper nickel alloy rods for vacuum electron devices structure material
- GB/T 36161-2018Antifriction brass rod and bar
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Related Standards
GB/T 4909.2-2009 — Test methods for bare wires - Part 2: Measurement of dimensions
GB/T 26303.1-2010 — Measuring method for dimensions and shapes of wrought copper and copper alloy - Part 1: Tube
GB/T 26303.3-2010 — Measuring methods for dimensions and shapes of wrought copper and copper alloys - Part 3: Sheets and strips
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