材料相互间的摩擦系数

－－－－   无润滑     有润滑      无润滑 有润滑 

钢-钢      0.15      0.1～0.12     0.15   0.05～0.1 

钢-软钢 　 －－       －－         0.2    0.1～0.2 

钢-铸铁    0.3        －－         0.18   0.05～0.15 

钢-青铜    0.15      0.1～0.15     0.15   0.1～0.15 

软钢-铸铁  0.2 　     －－         0.18   0.05～0.15 

软钢-青铜  0.2 　     －－         0.18   0.07～0.15 

铸铁-铸铁  －－      0.18          0.15   0.07～0.12 

铸铁-青铜  －－       －－     0.15～0.2  0.07～0.15 

青铜-青铜  －－      0.1           0.2    0.07～0.1 

皮革-铸铁  0.3～0.5  0.15          0.6    0.15 

橡皮-铸铁  －－       －－         0.8    0.5 

木材-木材  0.4～0.6  0.1        0.2～0.5  0.07～0.15

常用材料的滚动摩阻系数

材料名称 滚动摩阻系数 (mm)

铸铁-铸铁         0.5

钢质车轮-钢轨         0.05

木-钢           0.3～0.4

木-木           0.5～0.8

软木-软木         1.5

淬火-钢         0.01

软钢-钢         0.5

有滚珠轴承的料车-钢轨       0.09

无滚珠轴承的料车-钢       0.21

钢质车轮-木面         1.5～2.5

轮胎-路面         2-10

===================

常用材料摩擦系数 

         摩   擦   系   数 

━━━━━━━━━━━━━━━━━━━━━━━━ 

摩擦副材料           摩  擦  系  数 μ 

                    无润滑      有润滑 

──────────────────────── 

钢-钢                0.15*      0.1-0.12* 

                         0.1        0.05-0.1 

钢-软钢              0.2        0.1-0.2 

钢-不淬火的T8        0.15       0.03 

钢-铸铁              0.2-0.3*   0.05-0.15 

                           0.16-0.18 

钢-黄铜              0.19       0.03 

钢-青铜             0.15-0.18   0.1-0.15* 

                                0.07 

钢-铝               0.17        0.02 

钢-轴承合金         0.2         0.04 

钢-夹布胶木         0.22         - 

钢-钢纸             0.22         - 

钢-冰               0.027*       - 

                    0.014 

石棉基材料-铸铁或钢  0.25-0.40    0.08-0.12 

皮革-铸铁或钢        0.30-0.50    0.12-0.15 

材料(硬木)-铸铁或钢  0.20-0.35    0.12-0.16 

软木-铸铁或钢        0.30-0.50    0.15-0.25 

钢纸-铸铁或钢        0.30-0.50    0.12-0.17 

毛毡-铸铁或钢        0.22         0.18 

软钢-铸铁            0.2*,0.18    0.05-0.15 

软钢-青铜            0.2*,0.18    0.07-0.15 

铸铁-铸铁            0.15         0.15-0.16 

                                 0.07-0.12 

铸铁-青铜            0.28*        0.16* 

                    0.15-0.21    0.07-0.15 

铸铁-皮革           0.55*,0.28    0.15*,0.12 

铸铁-橡皮            0.8          0.5 

皮革-木料           0.4-0.5*       - 

                    0.03-0.05 

铜-T8钢             0.15          0.03 

铜-铜               0.20           - 

黄铜-不淬火的T8钢    0.19          0.03 

黄铜-淬火的T8钢      0.14          0.02 

黄铜-黄铜            0.17          0.02 

黄铜-钢              0.30          0.02 

黄铜-硬橡胶          0.25           - 

黄铜-石板            0.25           - 

黄铜-绝缘物          0.27           - 

青铜-不淬火的T8钢    0.16           - 

青铜-黄铜            0.16           - 

青铜-青铜            0.15-0.20     0.04-0.10 

青铜-钢             0.16            - 

青铜-夹布胶木       0.23            - 

青铜-钢纸           0.24            - 

青铜-树脂           0.21            - 

青铜-硬橡胶         0.36            - 

青铜-石板           0.33            - 

青铜-绝缘物         0.26            - 

铝-不淬火的T8钢     0.18           0.03 

铝-淬火的T8钢       0.17           0.02 

铝-黄铜             0.27           0.02 

铝-青铜             0.22            - 

铝-钢               0.30           0.02 

铝-夹布胶木         0.26             - 

硅铝合金-夹布胶木    0.34            - 

硅铝合金-钢纸        0.32            - 

硅铝合金-树脂        0.28            - 

硅铝合金-硬橡胶      0.25            - 

硅铝合金-石板        0.26            - 

硅铝合金-绝缘物      0.26            - 

钢-粉末冶金         0.35-0.55*       - 

木材-木材           0.4-0.6*       0.1* 

                    0.2-0.5       0.07-0.10 

麻绳-木材           0.5-0.8*         - 

                     0.5 

45号淬火钢-聚甲醛     0.46         0.016 

45号淬火钢-聚碳酸脂   0.30         0.03 

45号淬火钢-尼龙9(加   0.57         0.02 

  3%MoS2填充料) 

45号淬火钢-尼龙9(加   0.48         0.023 

  30%玻璃纤维填充物) 

45号淬火钢-尼龙1010  0.039           - 

(加30%玻璃纤维填充物) 

45号淬火钢-尼龙1010   0.07           - 

(加40%玻璃纤维填充物) 

45号淬火钢-氯化聚醚   0.35         0.034 

45号淬火钢-苯乙烯     0.35-0.46    0.018 

-丁二烯-丙烯腈共聚 

体(ABS) 

━━━━━━━━━━━━━━━━━━━━━━━━ 

注:1.表中滑动摩擦系数是试验数值,只能作为近似计算参考. 

   2.表中带"*"者为静摩擦系数.

各 种 工 程 用 塑 料 的 摩 擦 系 数 

━━━━━━━━━━━━━━━━━━━━━━━━━━ 

下试样         上 试 样(钢)       上 试 样(塑料) 

              静摩擦   动摩擦    静摩擦   动摩擦 

(塑料)        系数μs  系数μk   系数μs  系数μk 

────────────────────────── 

聚四氟乙烯     0.10     0.05     0.04     0.04 

聚全氟乙丙烯   0.25     0.18      -        - 

低密度聚乙烯   0.27     0.26     0.33     0.33 

高密度聚乙烯   0.18   0.08-0.12  0.12     0.11 

聚甲醛         0.14     0.13      -        - 

聚偏二氟乙烯   0.33     0.25      -        - 

聚碳酸酯       0.60     0.53      -        - 

聚苯二甲酸乙   0.29     0.28     0.27*    0.20* 

二醇酯 

聚酰胺(尼龙66) 0.37     0.34     0.42*    0.35* 

聚三氟氯乙烯   0.45*    0.33*    0.43*    0.32* 

聚氯乙烯       0.45*    0.40*    0.50*    0.40* 

聚偏二氯乙烯   0.68*    0.45*    0.90*    0.52* 

━━━━━━━━━━━━━━━━━━━━━━━━━━ 

注:*表示粘滑运动. 

常 用 材 料 的 滚 动 摩 擦 系 数 

━━━━━━━━━━━━━━━━━━━━ 

摩擦副材料       滚动摩擦系数 k,cm 

──────────────────── 

淬火钢-淬火钢         0.001 

铸铁-铸铁             0.05 

木材-钢             0.03-0.04 

木材-木材           0.05-0.08 

铁或钢质车轮-木面   0.15-0.25 

钢质车轮-钢轨          0.05 

━━━━━━━━━━━━━━━━━━━━ 

注:表中滚动摩擦系数是试验值,只能作近似参考.

材料名称 静摩擦系数 动摩擦系数 

无润滑 有润滑 无润滑 有润滑 

钢-钢 0.15 0.1～0.12 

0.15 0.05～0.1 

钢-软钢 0.2 0.1～0.2 

钢-铸铁 0.3 0.18 0.05～0.15 

钢-青铜 0.15 0.1～0.15 0.15 0.1～0.15 

软钢-铸铁 0.2 0.18 0.05～0.15 

软钢-青铜 0.2 0.18 0.07～0.15 

铸铁-铸铁 0.18 0.15 0.07～0.12 

铸铁-青铜 0.15～0.2 0.07～0.15 

青铜-青铜 0.1 0.2 0.07～0.1 

皮革-铸铁 0.3～0.5 0.15 0.6 0.15 

橡皮-铸铁 0.8 0.5 

木材-木材 0.4～0.6 0.1 0.2～0.5 0.07～0.15

常用材料的滚动摩阻系数

材料名称 滚动摩阻系数 

mm 

铸铁-铸铁 0.5 

钢质车轮-钢轨 0.05 

木-钢 0.3～0.4 

木-木 0.5～0.8 

软木-软木 1.5 

淬火-钢 0.01 

软钢-钢 0.5 

有滚珠轴承的料车-钢轨 0.09 

无滚珠轴承的料车-钢 0.21 

钢质车轮-木面 1.5～2.5 

轮胎-路面 2-10