L30 237.8. r k-0,05 l 1 +2 g6 d1 d2 d4 -0,2 ≈5-20 弹顶销， 表面渗氮，DIN 1530-1 A-TYP 材料: NWA 订购编号 237.8. 硬度: 杆部* ≥ 950 HV 0,3 头部 45 ± 5 HRC 核抗张强度： > 1400 N/mm2 材料说明和其他材料见E章开头。 结构: 轴杆精密打磨，经氮化处理。 头部顶锻并回火。 头部下方顶锻加粗 取消，依据制造商操作程序。 d4 ：对于 d1 < 5 mm, d4 = d1 +0.03 对于 d1 ≥ 5 mm, d4 = d1 +0.04 对于 d1 ≥ 18 mm, d4 = d1 +0.07 237.8. 弹顶销， 表面渗氮，DIN 1530-1 A-Typ 订购示例: 弹顶销， 表面渗氮，DIN 1530-1 A-Typ =237.8. 轴径 d1 6.2 mm = 0620. 长度 l1 100 mm = 100 订购编号 =237.8. 0620. 100 d1 d2 k r l1 100 125 160 200 250 315 400 500 630 800 1.5 3 1.5 0.2 ● ● ● ● 2 4 2 0.2 ● ● ● ● ● 2.2 4 2 0.2 ● ● ● ● 2.4 5 2 0.2 ● ● ● ● ● ● 2.5 5 2 0.3 ● ● ● ● ● ● 2.7 5 2 0.3 ● ● ● ● 2.9 5 2 0.3 ● ● ● ● ● ● 3 6 3 0.3 ● ● ● ● ● ● ● ● 3.2 6 3 0.3 ● ● ● ● ● ● ● 3.4 6 3 0.3 ● ● ● ● ● ● 3.5 7 3 0.3 ● ● ● ● ● ● ● 3.7 7 3 0.3 ● ● ● ● ● ● ● 3.9 7 3 0.3 ● ● ● ● ● ● 4 8 3 0.3 ● ● ● ● ● ● ● ● 4.2 8 3 0.3 ● ● ● ● ● ● ● 4.4 8 3 0.3 ● ● ● ● ● ● 4.5 8 3 0.3 ● ● ● ● ● ● ● 4.7 8 3 0.3 ● ● ● ● ● ● 4.9 8 3 0.3 ● ● ● ● ● ● 5 10 3 0.3 ● ● ● ● ● ● ● ● ● ● 5.2 10 3 0.3 ● ● ● ● ● ● ● ● 5.4 10 3 0.3 ● ● ● ● ● ● 5.5 10 3 0.3 ● ● ● ● ● ● ● ● 5.7 10 3 0.3 ● ● ● ● ● ● 5.9 10 3 0.3 ● ● ● ● ● ●
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