1、中华人民共和空工业标准长方形HB 7027.13-94 A 恪守同飞L 分类代号)4704标记示例,L6OmmB48mm H=10mm的长方形平钻模板钻模饭1470401 mm 标记代号R A A, D D, h r 470401 32 60 48 44 1470403 12 M8 9 2.0 日1470405 10 75 60 59 44 1470407 12 1470409 10 90 71 70 51 14 70411 12 十10 470413 105 85 85 65 MI0 11 2. 5 10 )470415 12 1470417 120 95 100 75 470419 16
2、司1994-10-31发布1995-01-01实施49 50 标记代号L )H0421 120 1470423 1470425 140 470427 1470429 )470431 160 1470433 )470435 470437 180 )470439 )170441 )470443 200 )470445 1470447 )470449 220 )470451 1470453 )470455 236 1470457 )470459 )470461 250 1470463 1470465 )470467 265 470469 )470471 )470473 280 )470475 )47
3、0477 )470479 300 )470481 1470483 J470485 315 )470487 1.材料,45.GB699自2.热处理HRC3540. 3.技术条件z按出7033HB 7027. 13 94 续表 H A 95 20 100 12 112 16 120 20 12 125 16 140 20 12 140 16 156 20 160 112 6 176 20 16 180 20 196 24 16 190 20 212 24 16 200 220 16 212 20 235 24 16 224 20 250 24 卜一16 240 20 270 24 16 250 卡一20 285 24 mm. A, D D, h r 75 92 MIO 11 2. 5 10 105 116 136 MI2 13 3.0 12 156 166 170 182 194 M16 17 3.5 15 210 220