QHF6401-2008-11标准（英文版）汇.docVIP

Scope This standard is applicable to the requirements on painting and rust-proof of water-turbine engine, water turbine generator, steam turbine generator and their metal parts and components. This standard is applicable to product in general domestic climatic conditions or product in humid tropics or product to be exported. Normative Reference The following normative documents contain provision which, through reference in this text, constitute provisions of this national standard. For dated reference, subsequent amendments (excluding correction) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, the latest edition of the normative document referred to applies. GB8923 Rust and antirust grades on steel surface before application of paint GB/13288 The assessment of profile grades of steel surface before application of paint (related products - Comparator) GB/T3181 Color standard for paint film ISO 14726-1 Shipping and sailing, the identify colour of pipeline system capacity main colour and medium Requirements 3.1 The supplier of work blank should clean the metal surface before paint on casting and weld assembly (primarily carry out heat treatment on blank if necessary, then clean it). After removing the oil, rust and dirt on the surface of work piece, carry out primer treatment. The rest painting should be finished in the workshop(include primer’ total thickness reach the request of table 2-1 and 2-2 ); the supplier of work finished should paint the every parts of workpiece except topcoat. 3.2 Quality management departments should verify each painting procedure strictly in accordance with specified time (except for the ones specified by contract) from relative standard (this standard included). Only when it is measured up can do the next working procedure in the wo