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1979
English
Tolerances for fasteners – Part II: Bolts, screws and nuts with thread diameters from 1 up to 3 mm and product grade F, for fine mechanics
This International Standard specifies the selection of tolerances for use in the preparation of ISO product standards for bolts, screws and nuts with thread diameters from 1 up to and including 3 mm and product grade F. It is recommended that these tolerances should also be used for non-standard...
1998
English
Widening test on nuts
This Standard specifies the test procedure for evaluating the acceptability of surface discontinuities designated in JIS B 1042 excluding nuts made of free cutting steel. It applies to nuts with — nominal thread diameter, d, from 5 mm up to and including 39 mm; — product grades A and B; — prop...
1990
English
Product grade C washers designed for use with hexagon head bolts and nuts
This standard specifies requirements for product grade C washers. The preferred application of these washers is in product grade C hexagon head bolt/hexagon nut assemblies, with widths across flats as specified in ISO 272.
1986
English
Slotted pan head screws with shoulder
The following amendments have been made in comparison with the August 1972 edition. a) Size M1,8 has been deleted because there is no demand for it. b) The previous design m as specified in DIN 267 Part 2, April1968 edition, has been replaced byproduct grade F as specified in DIN 267 Part 6 and p...
1999
English
PIN, STRAIGHT, HEADLESS (DOWEL) (.0002 OVER NOMINAL SIZE)
CARBON OR ALLOY STEEL PINS SHALL HAVE A CORE HARDNESS OF 47-58 HRC, AND A CASE HARDNESS OF 60 HRC MINIMUM. THE CORE HARDNESS OF THE PINS SHALL NOT IN ANY INSTANCE EXCEED THE CASE HARDNESS. MINIMUM PENETRATION FOR THE CASE HARDNESS SHALL NOT BE LESS THAN .020 INCH. PINS 1/16 INCH AND LESS IN DIAME...
1990
English
Metal washers – Technical delivery conditions
This standard specifies requirements for metal washers manufactured by stamping (punching) which thus exhibit inside and outside rollover and fracture (cf. DIN6930 Part 2 and DIN6932). It does not cover washers manufactured by machining (e.g. by drilling or turning). This standard specifies tole...