Standard No.:	GB/T 4437.1-2023
English Name:	Aluminium and aluminium alloys extruded tubes—Part 1: Seamless tubes
Chinese Name:	铝及铝合金热挤压管 第1部分：无缝圆管
Chinese Classification:	H61    Light metals and their alloys
Professional Classification:	GB    National Standard
ICS Classification:	77.150.10 77.150.10    Aluminium products 77.150.10
Source Content Issued by:	SAMR; SAC
Issued on:	2023-11-27
Implemented on:	2024-6-1
Status:	valid
Superseding:	GB/T 4437.1-2015 Aluminium and aluminium alloy extruded tubes—Part 1: Seamless tubes
Target Language:	English
File Format:	PDF
Word Count:	9500 words
Translation Price(USD):	285.0
Delivery:	via email in 1 business day

Aluminium and aluminium alloys extruded tubes - Part 1: Seamless tubes 1 Scope This document specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality certificate, and purchase order (or contract) information for aluminium and aluminium alloys extruded seamless tubes. This document is applicable to the production and inspection of aluminium and aluminium alloys extruded seamless tubes for general industrial applications (hereinafter referred to as "tubes"). 2 Normative references The following documents contain provisions 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 3190 Chemical composition of wrought aluminium and aluminium alloys GB/T 3199 Wrought aluminium and aluminium alloy products - Packing, marking, transporting, and storing GB/T 3246.1 Inspection method for structure of wrought aluminum and aluminum alloy products - Part 1: Inspection method for microstructure GB/T 3246.2 Inspection method for structure of wrought aluminum and aluminum alloy products - Part 2: Inspection method for macrostructure GB/T 4436 Wrought aluminum and aluminum alloy tubes - Dimensions and deviations GB/T 6519 Ultrasonic inspection of wrought aluminium and magnesium alloy products GB/T 7998 Method for evaluating the susceptibility to intergranular corrosion of aluminum alloys GB/T 7999 Optical emission spectrometric analysis method of aluminum and aluminum alloys GB/T 8005.1 Aluminium and aluminium alloy terms and definitions - Part 1: Product and method of processing and treatment GB/T 12966 The methods for determining aluminium and aluminium alloys conductivity using eddy current GB/T 16865 Test pieces and methods for tensile test for wrought aluminium, magnesium and their alloy products GB/T 17432 Methods for sampling for analyzing the chemical composition of wrought aluminum and aluminum alloys GB/T 20975 (All parts) Methods for chemical analysis of aluminium and aluminium alloys GB/T 22640 Test method for determining susceptibility to stress corrosion cracking of aluminium alloys GB/T 26492.5 Defects for wrought aluminium and aluminium alloys ingots and products - Part 5: Defects for tubes, rods or bars, profiles, wires GB/T 42916 Identification marking of aluminium and aluminium alloy products 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 8005.1 and GB/T 26492.5 apply. 4 Classification 4.1 Designations, tempers, and dimensions The designations, tempers, and dimensions of the tubes shall meet those specified in Table 1. If the purchaser has additional requirements regarding the designations, tempers, or dimensions, these shall be determined through consultation between the supplier and the purchaser and indicated in the purchase order (or contract).

Foreword I Introduction III 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 5 Technical requirements 6 Test methods 7 Inspection rules 8 Marking, packaging, transportation, storage and quality certificate 9 Purchase order (or contract) information Bibliography