ISO 6157-3:1988 Fasteners - Surface discontinuities - Part 3: Bolts, screws and studs for special requirements
standard by International Organization for Standardization, 08/01/1988
Establishes limits for various types of products and applies to these products with: nominal thread diameters of 5 mm and larger, product grades A and B, nominal lengths 1 10 d (or longer if specified), property class 12.9, and property classes 8.8, 9.8, and 10.9 (when specified or agreed); the annex contains a sampling plan.