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ASME B18.6.3-2010
Machine Screws, Tapping Screws, and Metallic Drive Screws (Inch Series)
140 стр.
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Разработчик:
Зарубежные/ASME
Тематика:
Описание

This Standard is intended to cover the complete general anddimensional data for the various types of slotted and recessed headmachine screws, tapping screws, metallic drive screws, and machinescrew nuts recognized as American National Standard. Also includedare appendices that provide specifications and instructions for theprotrusion gaging of flat countersunk head screws; across-cornersgaging of hex head screws; penetration gaging and wobble gaging ofrecessed head screws; approximate hole size for tapping screws;wrench openings for hex and square products; thread dimensions forthe No. 0000, No. 000, and No. 00 sizes; means for determiningeffective grip lengths on screws; documentation for screw types andhead types relegated to not-recommended or limited usage status;and formulas on which dimensional data are based. It shall beunderstood, however, that where questions arise concerningacceptance of product, the dimensions in the tables shall governover recalculation by formula.

The inclusion of dimensional data in this Standard is notintended to imply that all of the products described are stockproduction sizes. Consumers should consult with suppliersconcerning the availability of products.

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