MT/T 785-1998Polycrystalline diamond compact core bit (English PDF)

MT/T 785-1998 is the English-translated version of 金刚石复合片取心钻头.

MT/T 785-1998 is the Chinese industry standard "Polycrystalline diamond compact core bit". It was issued on November 10, 1998 by the National Mine Safety Administration, and took effect on April 1, 1999. It is obsolete: it has been replaced by MT/T 785-2011.

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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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