T/COS 015-2023 Active

Scope: This document specifies the requirements, quality assurance provisions, and delivery preparations for the aluminum alloy support assembly of deflation-proof wheels (hereinafter referred to as the aluminum alloy support assembly). This document applies to the delivery and acceptance of the aluminum alloy support assembly. Main technical content: 1. Scope: This document specifies the requirements, quality assurance provisions, and delivery preparations for the aluminum alloy support assembly of deflation-proof wheels (hereinafter referred to as the aluminum alloy support assembly). This document applies to the delivery and acceptance of the aluminum alloy support assembly. 2. Normative references: The content of the following documents is an integral part of this document through normative references. Among them, the referenced documents with a specified date only apply to the version corresponding to that date, while the unspecified date referenced documents apply to the latest version (including all amendment sheets) of these documents. - GB/T 228.1 Metal Materials - Tensile Test - Part 1: Room Temperature Test Methods - GB/T 231.1 Metal Materials - Brinell Hardness Test - Part 1: Test Methods - GB/T 7999 Aluminum and Aluminum Alloys - Photoelectric Direct Reading Emission Spectrometry Analysis Methods - GB/T 9438-2013 Aluminum Alloy Castings - GJB 59.73-2004 Armored Vehicle Test Procedures - Part 73: Safety Tire Performance Test - GJB 1187A-2019 Radiographic Inspection 3. Terms and definitions: The following terms and definitions apply to this document. 3.1 Aluminum alloy support assembly: An integrated ring composed of three identical aluminum alloy support assemblies connected by connecting joints, which is firmly fitted and clamped into the inner support auxiliary device located in the middle of the outer groove of the wheel rim. 3.2 Deflation-proof wheels: Wheels that can continue to support the vehicle when a tire bursts, prev