JB/T 15523.3-2026NC die try-out hydraulic press - Part 3: Accuracy (English PDF)

JB/T 15523.3-2026 is the English-translated version of 数控试模液压机第3部分：精度.

JB/T 15523.3-2026 is Part 3 of the series on NC die try-out hydraulic presses and concerns the accuracy of the press. A try-out press is the machine on which forming dies are tested and adjusted before production, and this part addresses how accurate the machine itself is. The types and basic parameters and the technical conditions are in the other parts.

Press manufacturers, die and stamping companies that accept new equipment, and calibration and test laboratories can use it. It is a voluntary standard, as the /T in the code shows. The Ministry of Industry and Information Technology issued it on 28 April 2026, and it is effective from 2 November 2026. The technical committee in charge is the National Technical Committee for Forging and Stamping Machinery Standardization. It is a new standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

JB/T 15523.2-2026|JB/T 15523.1-2026

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