該產(chǎn)品與SF-1具有相同結(jié)構(gòu)，是齒輪油泵專用軸承。根據(jù)齒輪油泵的高PV值條件而設(shè)計(jì)的特殊配方產(chǎn)品。它具有摩擦系數(shù)小而穩(wěn)定，耐磨性能好，抗沖擊的特點(diǎn)，產(chǎn)品廣泛應(yīng)用于齒輪油泵、柱塞泵、葉片泵等。 ※技術(shù)參數(shù)：TechnicalData 性能指標(biāo) 數(shù)據(jù) 最大承載 P 靜載 250N/mm2 動載 140N/mm2 最高線速度 V 干摩擦 2.5m/s 油潤滑 10m/s 最高PV值 干摩擦 4.2N/mm2 •m/s 油潤滑 60N/mm2 •m/s 摩擦系數(shù)μ 0.03～0.18 使用溫度 -195℃～+280℃ 導(dǎo)熱系數(shù) 42W/m•K 單位Unit: mm 軸徑 Ds 座孔 H7 DH 外徑公差 DO 壓裝后內(nèi)孔公差 Di,a 壁厚 S3 f1 f2 L 0(d≤Φ28 L-0.30) -0.40(d≤Φ28 L-0.40) 6 8 10 12 15 20 25 30 40 50 2 0 -0.006 3.5 +0.008 3.5 +0.055 2.055 1.990 0.750 0.730 0.4 0.3 +0.025 4 0 -0.008 5.5 +0.008 5.5 +0.055 4.055 3.990 0406 0408 +0.025 1.005 0.980 0.6 0.3 5 -0.010 -0.022 7 +0.015 7 +0.055 5.055 4.990 0506 0508 0510 +0.025 6 -0.010 -0.022 8 +0.015 8 +0.055 6.055 5.990 0606 0608 0610 +0.025 8 -0.013 -0.028 10 +0.015 10 +0.055 8.055 7.990 0806 0808 0810 0812 0815 +0.025 10 -0.013 -0.028 12 +0.018 12 +0.065 10.058 9.990 1006 1008 1010 1012 1015 1020 +0.030 12 -0.016 -0.034 14 +0.018 14 +0.065 12.058 11.990 1206 1208 1210 1212 1215 1220 1225 +0.065 13 -0.016 -0.034 15 +0.018 15 +0.065 13.058 12.990 1310 1320 +0.065 14 -0.016 -0.034 16 +0.018 16 +0.065 14.058 13.990 1410 1412 1415 1420 1425 +0.065 15 -0.016 -0.034 17 +0.018 17 +0.065 15.058 14.990 1510 1512 1515 1520 1525 +0.065 16 -0.016 -0.034 18 +0.018 18 +0.065 16.058 15.990 1610 1612 1615 1620 1625 +0.065 17 -0.016 -0.034 19+0.021 19 +0.075 17.061 16.990 1710 1712 1720 +0.035 18 -0.016 -0.034 20+0.021 20 +0.075 18.061 17.990 1810 1812 1815 1820 1825 +0.035 20 -0.020 -0.041 23+0.021 23 +0.075 20.071 19.990 1.505 1.475 0.6 0.4 2010 2012 2015 2020 2025 2030 +0.035 22 -0.020 -0.041 25+0.021 25 +0.075 22.071 21.990 2210 2212 2215 2220 2225 2230 +0.035 24 -0.020 -0.041 27+0.021 27 +0.075 24.071 23.990 2415 2420 2425 2430 +0.035 25 -0.020 -0.041 28+0.021 28 +0.075 25.071 24.990 2510 2512 2515 2520 2525 2530 2540 2550 +0.035 28 -0.020 -0.041 32+0.025 32 +0.085 28.085 27.990 2.005 1.975 1.2 0.4 2815 2820 2825 2830 2840 +0.045 30 -0.020 -0.041 34+0.025 34 +0.085 30.085 29.990 3012 3015 3020 3025 3030 3040 +0.045 32 -0.025 -0.050 36+0.025 36 +0.085 32.085 31.990 3220 3230 3240 +0.045 35 -0.025 -0.050 39+0.025 39 +0.085 35.085 34.990 3512 3515 3520 3525 3530 3540 3550 +0.045 38 -0.025 -0.050 42+0.025 42 +0.085 38.085 37.990 3815 3830 3840 +0.045 40 -0.025 -0.050 44+0.025 44 +0.085 40.085 39.990 4012 4020 4025 4030 4040 4050 +0.045 軸徑 Ds 座孔 H7 DH 外徑公差 DO 壓裝后內(nèi)孔公差 Di,a 壁厚 S3 f1 f2 L 0(d≤Φ28 L-0.30) -0.40(d≤Φ28 L-0.40) 20 25 30 40 50 60 70 80 100 115 45 -0.050 -0.025 50+0.025 50 +0.085 45.105 44.990 2.505 2.460 1.8 0.6 4520 4525 4530 4540 4550 +0.045 50 -0.050 -0.025 55+0.030 55 +0.100 50.110 49.990 5020 5030 5040 5050 5060 +0.055 55 -0.060 -0.030 60+0.030 60 +0.100 55.110 54.990 5530 5540 5550 5560 +0.055 60 -0.060 -0.030 65+0.030 65 +0.100 60.110 59.990 6030 6040 6050 6060 6070 +0.055 65 -0.060 -0.030 70+0.030 70 +0.100 65.110 64.990 6530 6540 6550 6560 6570 +0.055 70 -0.060 -0.030 75+0.030 75 +0.100 70.110 69.990 7040 7050 7060 7070 7080 +0.055 75 -0.060 -0.030 80+0.030 80 +0.100 75.110 74.990 7530 7540 7550 7560 7570 7580 +0.055 80 -0.045 85+0.035 85 +0.120 80.155 80.020 2.490 2.440 1.8 0.6 8040 8050 8060 8070 8080 80100 +0.070 85 -0.054 90+0.035 90 +0.120 85.155 85.020 8540 8560 8580 85100 +0.070 90 -0.054 95+0.035 95 +0.120 90.155 90.020 9040 9050 9060 9080 90100 +0.070 95 -0.054 100+0.035 100 +0.120 95.155 95.020 9550 9560 9580 95100 +0.070 100 -0.054 105+0.035 105 +0.120 100.155 100.020 10050 10060 10080 100115 +0.070 105 -0.054 110+0.035 110 +0.120 105.155 105.020 10560 10580 105115 +0.070 110 -0.054 115+0.035 115 +0.120 110.115 110.020 11060 11080 110115 +0.070 120 -0.054 125+0.040 125 +0.170 120.210 120.070 2.465 2.415 1.8 0.6 12060 12080 120100 +0.100 125 -0.054 130+0.040 130 +0.170 125.210 125.070 12560 125100 125115 +0.100 130 -0.063 135+0.040 135 +0.170 130.210 130.070 13060 13080 130100 +0.100 140 -0.063 145+0.040 145 +0.170 140.210 140.070 14060 14080 140100 +0.100 150 -0.063 155+0.040 155 +0.170 150.210 150.070 15060 15080 150100 +0.100 160 -0.063 165+0.040 165 +0.170 160.210 160.070 16060 16080 160100 160115 +0.100 180 -0.063 185+0.046 185 +0.210 180.216 180.070 2.465 2.415 1.8 0.6 18080 180100 +0.130 190 -0.072 195+0.046 195 +0.210 190.216 190.070 19080 190100 +0.130 200 -0.072 205+0.046 205 +0.210 200.016 200.070 20080 200100 +0.130 220 -0.072 225+0.046 225 +0.210 220.216 220.070 22060 22080 220100 +0.130 250 -0.072 255+0.052 255 +0.260 250.222 250.070 2.465 2.415 1.8 0.6 25080 250100 +0.170 260 -0.081 265+0.052 265 +0.260 260.222 260.070 26080 260100 +0.170 280 -0.081 285+0.052 285 +0.260 280.222 280.070 28080 280100 +0.170 300 -0.081 305+0.052 305 +0.260 300.222 300.070 +0.170