T/CAS 659-2022 Active Group standards

T/CAS 659-2022 Vehicle-mounted hanging plate road corrosion test technical specification

Publish Date: 2022-11-03 Implement Date: 2022-11-03 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CAS 659-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Road and waterway transportation

ICS Name: Inspection, repair, and testing equipment

Publish Date: 2022-11-03

Implement Date: 2022-11-03

Scope

Scope: This standard specifies the technical requirements for the study of corrosion behavior of vehicle-mounted coupons during the use of automotive products. This standard applies to environmental corrosion research, including actual service environments and road corrosion test scenarios; Main technical content: 1. Scope: This standard specifies the technical requirements for the study of corrosion behavior of vehicle-mounted coupons during the use of automotive products. This standard applies to environmental corrosion research, including actual service environments and road corrosion test scenarios. 2. Normative reference documents: The following documents are essential for the application of this document. For dated reference documents, only the dated version is applicable to this document. For undated reference documents, the latest version (including all amendment sheets) is applicable to this document. GB/T 6461 - Metal and other inorganic coatings on metal substrates - Rating of samples and specimens after corrosion testing GB/T 18175 - Determination of corrosion inhibition performance of water treatment agents - Rotating coupon method GB/T 18590 - Evaluation method for pitting corrosion of metals and alloys GB/T 20503 - Anodizing of aluminum and aluminum alloys - Determination of mirror reflectivity and mirror gloss of anodized films GB/T 26497 - Electronic balances 3. Terms and definitions: The following terms and definitions are applicable to this document. 3.1 Vehicle-mounted coupon: A standard metal coupon installed on different parts of automotive products to study the corrosion effects of different environments on automotive products. 3.2 Weight loss: The weight loss of the coupon material before and after corrosion, that is, initial weight - weight after rust removal. 3.3 Surface geometry parameters: Parameters related to the surface morphology of the coupon before and after corrosion, including the appearance and gloss of the surface before and aft