T/DXFFA 3-2019 Active Group standards

T/DXFFA 3-2019 Wind turbine tower flange procurement guideline

Publish Date: 2019-12-25 Implement Date: 2020-01-01 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/DXFFA 3-2019

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Wind energy

ICS Name: The manufacturing molding process

Publish Date: 2019-12-25

Implement Date: 2020-01-01

Scope

Scope: This standard provides guidelines on the manufacturer's capabilities, production preparation, raw materials, forging and heat treatment, physical and chemical testing, non-destructive testing, machining, product labeling and packaging, transportation, and quality certificates required for the procurement of tower flanges for wind turbines. This standard is applicable to guiding purchasers in the procurement of tower flanges for wind turbines, and it is also applicable to guiding manufacturers in implementing control over the production and delivery process. Main technical content: The main content of the standard includes: the assessment of the manufacturer's capabilities for wind turbine flanges, the procurement contract and the manufacturer's production preparation, the control of raw materials used for wind turbine flanges, the key process control of forging and heat treatment, physical and chemical testing and non-destructive testing, the control and inspection of machining dimensions and appearance, the product labeling and packaging methods, the transportation process and risk control, and the requirements for quality certificates. It also provides a recommended format for the product quality certificate, a recommended format for the flange size and appearance inspection report, a recommended format for the magnetic particle inspection report, a recommended format for the ultrasonic inspection report, a location diagram of samples and test pieces, and requirements for dimensional tolerances and geometric tolerances, etc.