詳細(xì)介紹 SF-1S不銹鋼耐蝕軸承金相分析及材料組織結(jié)構(gòu) 1、聚四氟乙烯與親油性纖維混合物0.01-0.03mm2、球形青銅粉0.2-0.3mm3、不銹鋼背0.7-2.3mm產(chǎn)品說(shuō)明SF-1S不銹鋼耐腐蝕軸承,是以不銹鋼材料為基體,中間燒結(jié)球形青銅粉層,表面軋制以聚四氟乙烯為主的低摩擦材料,經(jīng)過(guò)卷制成型的一種十分有效的耐腐蝕軸承。它具有耐油、耐酸、耐堿、耐海水和耐磨損的特點(diǎn),表面的PTEE材料不含鉛成份。在食品飲料機(jī)械、印染機(jī)械、化工機(jī)械、海洋工業(yè)耐腐蝕滑動(dòng)部位使用。技術(shù)參數(shù)承載壓力:140N/mm2 適用溫度范圍:-195~+280攝氏度 滑動(dòng)速度:2m/s 摩擦系數(shù):0.04~0.20 允許PV值(干):3.6N/mm2 .m/s 允許PV值(油):50N/mm2 .m/s應(yīng)用特點(diǎn):1.PTFE、親油性纖維的混合物在運(yùn)動(dòng)時(shí)可形成很好的轉(zhuǎn)移膜保護(hù)對(duì)磨軸。2.耐磨性能好,磨擦系數(shù)低。3.走合性能好,無(wú)咬軸現(xiàn)象。4.可運(yùn)用于旋轉(zhuǎn)、搖擺、往復(fù)運(yùn)動(dòng)之中。5.耐腐蝕性能好。6.由于不含鉛,故可運(yùn)用于食品機(jī)械、醫(yī)療機(jī)械等綠色環(huán)保設(shè)備。7.典型用途:主要運(yùn)用于中酸、強(qiáng)堿場(chǎng)合,例如:化工中酸堿流量計(jì)、泵、閥,印染機(jī)械、海洋工業(yè)耐腐蝕滑動(dòng)部位。SF-1S系列 化學(xué)特性軸承型號(hào)空氣中真空中水中蒸氣中弱酸中中酸中強(qiáng)酸中堿性溶液中SF-1S好好好好好否否好SF-1S 端面摩擦磨損試驗(yàn)型號(hào)試驗(yàn)時(shí)間試驗(yàn)條件摩擦系數(shù)最終溫度(攝氏度)最終磨損量(mm)潤(rùn)滑速度壓力SF-1S3hr干0.4m/s3.5N/mm20.117670.008SF-1S3hr油0.4m/s3.5N/mm20.053510.009SF-1W標(biāo)準(zhǔn)公差尺寸表Unit:mm 相配軸徑公差相配座孔公差(H7)軸承外徑公差壓入座孔后軸承內(nèi)徑公差壁厚 f1f2L0-0.40(d≤φ30 L -0.3d>φ30 L -0.4)681012152025304050606-0.013 -0.0288+0.0158+0.055+0.0255.9906.0550.9801.0050.60.3060606080610 8-0.013-0.02810+0.01510+0.055+0.0257.9908.0550806080808100801208015 10-0.016-0.03412+0.01812+0.065+0.030 9.99010.058100610081010101210151020 12-0.016-0.03414+0.01814+0.065+0.03011.99012.0581206120812101212121512201225 13-0.016-0.03415+0.01815+0.065+0.03012.99013.058 1310 1320 14-0.016-0.03416+0.01816+0.065+0.03013.99014.058 14101412141514201425 15-0.016-0.03417+0.01817+0.065+0.03014.99015.058 15101512151515201525 16-0.016-0.03418+0.01818+0.065+0.03015.99016.058 16101612161516201625 17-0.016-0.03419+0.02119+0.075+0.03516.99017.061 17101712 1720 18-0.016-0.03420+0.02120+0.075+0.03517.99018.061 18101812181518201825 20-0.020-0.04123+0.02123+0.075+0.03519.99020.0711.4751.5050.60.4 201020122015202020252030 22-0.020-0.04125+0.02125+0.075+0.03521.99022.071 221022122215222022252230 24-0.020-0.04127+0.02127+0.075+0.03523.99024.071 2415242024252430 25-0.020-0.04128+0.02128+0.075+0.03524.99025.071 25102512251525202525253025402550 28-0.020-0.04132+0.02532+0.085+0.04527.99028.0851.9702.0051.20.4 28152820282528302840 30-0.020-0.04134+0.02534+0.085+0.04529.99030.285 301230153020302530303040 32-0.025-0.05036+0.02536+0.085+0.04531.99032.085 3220 32303240 35-0.025-0.05039+0.02539+0.085+0.04534.99035.085 3512351535203525353035403550 38-0.025-0.05042+0.02542+0.085+0.04537.99038.085 3815 38303840 40-0.025-0.05044+0.02544+0.085+0.04539.99040.085 4012 40204025403040404050 相配軸徑公差相配座孔公差(H7)軸承外徑公差壓入座孔后軸承內(nèi)徑公差壁厚 f1f2L0-0.40202530405060708010011545-0.025-0.05050+0.02550+0.085+0.04544.99045.1052.4602.5051.80.645204525453045404550 50-0.025-0.05055+0.03055+0.100+0.05549.99050.1105020 5030504050505060 55-0.030-0.06060+0.03060+0.100+0.05554.99055.110 5530554055505560 60-0.030-0.06065+0.03065+0.100+0.05559.99060.110 60306040605060606070 65-0.030-0.06070+0.03070+0.100+0.05564.99065.110 65306540655065606570 70-0.030-0.06075+0.03075+0.100+0.05569.99070.110 70407050706070707080 75-0.030-0.06080+0.03080+0.100+0.05574.99075.110 753075407550756075707580 80 -0.03085+0.03585+0.120+0.07080.02080.1552.4402.4901.80.6 8040805080608070808080100 85 -0.03590+0.03590+0.120+0.07085.02085.155 8540 8560 858085100 90 -0.03595+0.03595+0.120+0.07090.02090.155 904090509060 908090100 95 -0.035100+0.035100+0.120+0.07095.02095.155 95509560 958095100 100 -0.035105+0.035105+0.120+0.070100.020100.155 1005010060 10080 100115105 -0.035110+0.035110+0.120+0.070105.020105.155 10560 10580 105115110 -0.035115+0.035115+0.120+0.070110.020110.155 11060 11080 110115120 -0.035125+0.040125+0.170+0.100120.070120.2102.4152.4651.80.6 12060 12080112100 125 -0.040130+0.040130+0.170+0.100125.070125.210 12560 125100125115130 -0.040135+0.040135+0.170+0.100130.070130.210 13060 13080130100 140-0.040145+0.040145+0.170+0.100140.070140.210 14060 14080140100 150 -0.040155+0.040155+0.170+0.100150.070150.210 15060 15080150100 160 -0.040165+0.040165+0.170+0.100160.070160.210 16060 16080160100160115180 -0.040185+0.046185+0.210+0.130180.070180.2162.4152.4652.4152.4651.81.80.60.6 18080180100 190-0.046195+0.046195+0.210+0.130190.070190.216 19080190100 200-0.046205+0.046205+0.210+0.130200.070200.216 20060 20080200100 220-0.046225+0.046225+0.210+0.130220.070220.216 22080220100 250-0.046255+0.052255+0.260+0.170250.070250.222 25080250100 260-0.052265+0.052265+0.260+0.170260.070260.222 26080260100 280-0.052285+0.052285+0.260+0.170280.070280.222 28080280100 300-0.052305+0.052305+0.260+0.170300.070300.222 30080300100