SN/T 1733.2-2006Rules for the inspection of non-prime steel material. Part 2: Prepainted steel sheet (English PDF)

Foreword

SN/T 1733 "Non-Genuine Steel Inspection and Identification Regulations" is divided into 11 parts.

--- Part 1. Slab;

--- Part 2. color coated board;

--- Part 3. Billet/round billet;

--- Part 4. Wire rod;

---Part 5. Profiles;

---Part 6. Pipe;

---Part 7. Stainless steel plate (belt);

---Part 8. Tin-plated steel sheet;

---Part 9. Galvanized steel sheets and strips;

---Part 10. Cold rolled steel sheets and strips;

--- Part 11. Hot rolled steel sheets and strips.

This part is the second part of SN/T 1733.

Appendix A of this section is a normative appendix; Appendix B is an informative appendix.

This part is proposed and managed by the National Certification and Accreditation Administration.

This section drafted by. Jiangsu Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Guangdong Entry-Exit Inspection and Quarantine Bureau, Shandong Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Shenzhen Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Shanghai Entry-Exit Inspection and Quarantine Bureau, Zhejiang Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, and Tianjin Entry-Exit Inspection Epidemic situation.

1 Scope

This section specifies the definition, technical requirements, inspection and appraisal, quality level assessment and determination of inspection results of non-genuine color-coated plates.

This part is applicable to the inspection and identification of non-genuine and first-class residual color coated plates. Non-genuine color coated steel strip and other metal substrates Color coated sheet products can be used as reference.

2 Normative references

The provisions in the following documents become the provisions of this part by reference to this part of SN/T 1733. Quotations with dated , all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouragement is achieved under this section the parties to the agreement study whether the latest versions of these documents can be used. For undated references, the latest edition applies to this section.

GB/T 247 General rules for inspection, packaging, marking and quality certificates for steel plates and strips (neqASTMA700..1990) GB 4223 scrap steel (GB 4223-2004, JIS2401. 1979, NEQ) GB/T 12754 color coated steel sheet and strip GB/T 13448 color coated steel sheet and strip test method GB/T 17505 General technical requirements for the delivery of steel and steel products (eqv ISO 404)

3 Terms and definitions

GB/T 247, GB 4223, GB/T 12754, GB/T 13448, GB/T 17505 established and the following terms and definitions apply to this section.

Color coated steel sheets complying with the standards of the country of production or the contract of trade contract (see Appendix A) for packaging, specifications, appearance, quality, etc.

product.

Means that some or all of the quality, specifications, appearance, packaging, etc. do not meet the corresponding requirements of the original standard, but the product still retains the original color coated plate.

product. Trade is accustomed to be called "secondary (substandard) or substandard".

Refers to the single package, specifications, appearance, quality, etc. in line with the standard requirements of the original color coated board, but the entire batch has more specifications, more brands, different production batches Features such as secondary and large differences in weight. Trade is accustomed to be called "overflow, over-rolling or inventory".

Refers to materials that have serious defects, cannot be used for the original purpose of color coated plates, or can only be used for smelting and recycling.

4 Product technical requirements

4.1 The quality, specifications, appearance and packaging of genuine color coated plates are in good condition and meet the requirements of relevant product standards.