標(biāo)準(zhǔn)號(hào):SIS SS-ISO 4017-1989
中文標(biāo)準(zhǔn)名稱:六角頭螺釘.產(chǎn)品A級(jí)和B級(jí)
英文標(biāo)準(zhǔn)名稱:Hexagon head screws - Product grades A and B
發(fā)布日期:1989/1/25 12:00:00
實(shí)施日期:1999/12/31 12:00:00
適用范圍:This International Standard gives specifications for hexagon head screws with threads from M1,6 up to and including M64, of product grade A for threads M1,6 to M24 and nominal lengths up to and including 10tf or 150 mm, whichaver is shorter, and product grade B for threads ?ver M24 or nominal lengths ?ver 10d or 150 mm, whichever is shorter.NOTE — This type of product is the same as that covered by ISO 4014 with the exception of threading up to the head and nominal length up to and including 200 mm as popul?r lengths.If, in special cases, specifications other than those listed in this International Standard are required, they should be selected from existing International Standards, for example ISO 261, ISO 888, ISO 898-1, ISO 965-2, ISO 3506 and ISO 4759-1.
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