GB/T 32182-2023Aluminium and aluminium alloy plates and sheets for railway application (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

This document replaces GB/T 32182-2015 "Aluminum and Aluminum Alloy Plates for Rail Transit". Compared with GB/T 32182-2015, except for the In addition to structural adjustments and editorial changes, the main technical changes are as follows:

a) Added 2A12O, 2A12T4, 3003H24, 3A21O, 5A02O, 5A02H14, 5A03O, 5A03H14, 5A03H24, 5A03H112, 5052H38, 5454H24, 5083H12, 5383O, 6063T6, 7075T6 brand status (see 4.1);

b) Deleted 1050AH24, 1050AH28, 5A05H112, 5383H321, 6005AT651, 6082T451, 7005T6, 7005T651, 7B05O grade status (see 3.1.1 of the 2015 edition);

c) The chemical composition requirements have been changed (see 5.1, 3.3 of the 2015 version);

d) Changed the dimensional deviation requirements (see 5.2, 3.4 of the 2015 version);

e) The conductivity requirements have been changed (see 5.6, 3.10 of the 2015 version);

f) The stress corrosion resistance performance requirements of 7B05 plates have been changed (see 5.7, 3.7 of the 2015 edition);

g) Level requirements for spalling corrosion resistance (see 5.8, 3.8.1 of the 2015 edition);

h) Increased intergranular corrosion sensitivity requirements (see 5.10);

i) Changed the appearance quality requirements (see 5.16, 3.15 of the 2015 version);

j) The test method for dimensional deviation has been changed (see 6.2, 4.3 of the 2015 edition);

k) The test method for stress corrosion resistance has been changed (see 6.7, 4.6 of the 2015 edition);

l) Added requirements for intergranular corrosion susceptibility test methods (see 6.10);

m) Added requirements for fatigue performance test methods (see 6.11);

n) Added quality assurance requirements (see Chapter 7);

o) Changed sampling requirements (see 8.5, 5.5 of the 2015 version).

1 Scope

This document stipulates the product classification, technical requirements, test methods, quality assurance, inspection rules, Logo, packaging, transportation, storage and quality certificate and order form (or contract) content.

This document applies to rolled aluminum and aluminum alloy plates (hereinafter referred to as "plates") for rail transit.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB/T 231.1 Brinell hardness test of metallic materials Part 1: Test method

GB/T 232 Bending test method for metal materials

GB/T 3075 Axial force control method for fatigue testing of metallic materials

GB/T 3190 Chemical composition of deformed aluminum and aluminum alloys

GB/T 3199 Packaging, marking, transportation and storage of aluminum and aluminum alloy processed products

GB/T 3246.1 Structural examination methods for deformed aluminum and aluminum alloy products Part 1: Microstructural examination methods

GB/T 3246.2 Structural inspection methods for deformed aluminum and aluminum alloy products Part 2: Low-magnification structural inspection methods

GB/T 3880.3 Aluminum and aluminum alloy plates and strips for general industrial use Part 3: Dimensional deviations

GB/T 6398 Fatigue crack growth method for fatigue testing of metallic materials

GB/T 6519 Ultrasonic inspection method for deformed aluminum and magnesium alloy products

GB/T 7998-2023 Evaluation method for intergranular corrosion susceptibility of aluminum alloys

GB/T 7999 Photoelectric direct reading emission spectrum analysis method for aluminum and aluminum alloys

GB/T 8005.1 Aluminum and aluminum alloy terminology Part 1: Products and processing techniques

GB/T 12966 Eddy current test method for electrical conductivity of aluminum and aluminum alloys

GB/T 16865 Specimens and methods for tensile testing of deformed aluminum, magnesium and their alloy processed products

GB/T 17432 Sampling method for chemical composition analysis of deformed aluminum and aluminum alloys

GB/T 20975 (all parts) Chemical analysis methods for aluminum and aluminum alloys

GB/T 22639-2022 Exfoliation corrosion test method for aluminum alloy products

GB/T 22640 Test method for evaluating stress corrosion sensitivity of aluminum alloys

3 Terms and definitions

The terms and definitions defined in GB/T 8005.1 apply to this document.

4 Product categories