SN/T 1733.7-2006Rules for the inspection of non-prime steel material. Part 7: Stainless steel plates, sheets and strip (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 seventh part of SN/T 1733.

Appendix A of this part is a normative appendix, and Appendix B is an informative appendix.

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

This section drafted by. Guangdong Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Jiangsu Entry and 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 part of SN/T 1733 specifies the definition, technical requirements, inspection and identification rules and test results of non-genuine stainless steel plates (belts).

determination.

This part is applicable to the inspection and identification of stainless steel plates (belts) such as non-genuine hot-rolled, cold-rolled stainless steel plates (belts) and first-class surplus products.

2 Normative references

The terms in the following documents are incorporated by reference in this part of SN/T 1733 as part of this section. All dated citations , 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 3280-1992 stainless steel cold rolled steel plate GB/T 4237-1992 stainless steel hot rolled steel plate GB/T 4239 stainless steel and heat-resistant steel cold-rolled steel strip YB/T 5090 stainless steel hot rolled steel strip

3 Terms and definitions

The following terms and definitions established in GB/T 4239 apply to this part of SN/T 1733.

Dimensions, shapes, surface quality, physical and chemical properties, packaging in accordance with the contractual standards (see Appendix A) or GB/T 3280-1992

Table 25, Table 24 of GB/T 4237-1992, for hot-rolled or cold-rolled stainless steel sheets (belts) specified for Class I surfaces.

Dimensions, shapes, surface quality, physical and chemical properties, some or all of the packaging do not meet the corresponding standard requirements, but the product still retains its Stainless steel plate (belt) for general purpose use.

Trade is accustomed to call "secondary stainless steel plates (with) (secondary stainless steel plates (with) (seconds)

Table 25 of GB/T 3280-1992 and Table 24 of GB/T 4237-1992 for cold and hot rolled steel sheets specified for Class II surfaces.

The stocking time is longer, and the stainless steel plate (belt) accumulated by the contract is produced.

There are serious defects in the arrival, and the scraps that cannot be used according to the original use can only be used for smelting and recycling or to change the stainless steel used for it.

4 Technical requirements

4.1 The size, shape, surface quality, physical and chemical properties, packaging, etc. of the genuine stainless steel plate (belt) meet the contracted production country standards or