GB/T 9943-1988High speed tool steel bars--Technical requirements (English PDF)

GB/T 9943-1988 is the English-translated version of 高速工具钢棒技术条件.

GB/T 9943-1988 is the Chinese national standard "High speed tool steel bars--Technical requirements". It was issued on September 20, 1988 by the State Bureau of Technical Supervision, and took effect on January 1, 1990. It is obsolete: it has been replaced by GB/T 9943-2008.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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