日本工业标准_JIS B1258-2006 Plain washers for screw and washer assemblies-Small, normal and large series-Product grade A_B 1258 2006 1 ?QUV wFx|j=OH 12 H 1 wFt,nV|?vaZ?q (JFRI)?R?O?Fq (JSA)T?|jj?o?F?Mb?VqwZUK?|?j*qw?&o|&A?GUMh?FpK? Mtphlox|?FqMFqw0z|MFt?h?FwRt|?F?,thMFj?w?0?tb?h?t| ISO 10673:1998| Plain washers for screw and washer assemblies Small| normal and large series Product grade A ?,qo;Mh wFwU|U$Q?m?V|Z&?w?Z&|;?V|xZ&?w;?JZ&tb?DQUK?qt?Ib?&A?Gt|?j*qx|w?OsU$Q?m?V|Z&?w?Z&|;?V|xZ&?w;?JZ&tTT?tmMo|yx?hsM JIS B 1258 tx|tbUK? ? JIS q0 b?MFqw0z B 1258 2006