卡通 自拍 亚洲 另类,国产AV无码专区国产乱码,办公室超短裙秘书啪啪,色视频WWW在线播放国产人成

Products

Oil-free bearing series

Specialized production of copper sleeve, graphite copper sleeve, self-lubricating bearing entity enterprises. Since its establishment, the company has made great progress, with all kinds of professionals and a large number of skilled technical workers, through long-term training, the overall quality of employees has been greatly improved. Our main products are: graphite copper sleeve, sliding bearing, self-lubricating bearing, solid inlaid lubrication bearing, self-lubricating plate, self-lubricating gasket, copper sleeve, copper bushing, copper tube, copper turbine, copper casting, copper bearing shell, copper wool and fancy copper such as phosphor copper (QSn10-1,QSn6.5-0.1), H65 brass (H62, H68, H70, H85, H90), tin bronze (QSn6-6-6, QSn5-5-5 CuSn10Pb1, CuSn8, CuSn4, CuSn12), Aluminum bronze (C60600, C64200, C60800, C61300, C61400, C61900, C62300, C62400, C63000, C63020, C63200, C65100, CuAL10Fe3, CuAL9Fe4Ni4, CuAL9Mn2, CuAL9Ni3Fe2, CuAL10Ni5Fe4) and so on.

Product Samples · Data Download
国产AV一区二区三区日韩| 亚洲午夜成人精品无码色欲| 隔着超薄肉丝袜做AV在线| 国产成人毛片在线视频| 中文国产成人精品久久APP| 色播亚洲视频在线观看 |