Gb Gb T Gbt Chinese Standard English Translated Version Catalog002

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This document provides the comprehensive list of Chinese National Standards - Category: GB; GB/T, GBT.

This document provides the comprehensive list of Chinese National Standards - Category: GB Series.

This standard specifies the requirements, sampling, test methods, inspection rules, marking, labeling, packaging, transportation and storage of sulphur black 2BR, 3B 200% (C.I. sulphur black 1, double sulfide black) products.

This Standard specifies the type dimensions, technical conditions, reference standards and marking of foundation bolts. This Standard applies to foundation bolts, of which is thread specification is M8 ~ M72, the performance grades are 4.6 and 5.6, and the product grade is C.

This part is used for reference when the national standards identically adopt international standards, or when other standards adopt international standards. The numbering method of national standards which identically adopt the ISO standards and/or IEC standards as specified in Chapter 7 of this part does not apply to standards issued by other international standardization bodies published by ISO.

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This Standard specifies the types and dimensions, technical conditions, reference standards and markings of countersunk head double nib bolts. This Standard is applicable to countersunk head double nib bolts with a thread specification of M6 ~ M12, performance grade of Grade 4.8 and product grade of Grade C.