亚洲国产三级在线-越南黄色片-国产精品美女一区二区三区-久久久久久免费观看-欧美久久一级-欧美又大又色又爽aaaa片-黄色片在线-日韩精品91-18美女裸体免费观看网站-亚洲一区二区三区无码国产-国产黄色网络-精品乱码一区二区三四区-a天堂资源在线-香蕉性视频-日本成年网-99av在线-色婷婷国产精品综合在线观看

Performance：Good corrosion resistance, easy to form, etc

Surface：Pickling surface

Application：Semi round head, flat head, countersunk head rivets, pop rivets, etc

Performance：Good formability, low processing stress, good corrosion resistance, etc

Surface：Oxalic acid coating, bright surface, pickling surface, etc

Application：Screws, screws, nuts, bolts, screws, etc

Performance：High temperature resistance, good corrosion resistance, excellent breaking force, etc

Surface：Pickling surface

Application：Screws, screws, nuts, bolts, screws, etc

Performance：Bright and fine surface, good welding performance, etc

Surface：Bright surface

Application：Jewelry, precision bearings, decorative materials, medical equipment, etc

Performance：Good elastic height, elastic width, etc

Surface：Bright surface, fog surface

Application：Hanger products, etc

Performance：High plasticity, good fatigue strength, good corrosion resistance, etc

Surface：Bright surface, fog surface

Application：Spring, tension spring, etc

Performance：Linear stability, good elastic height, elastic width, good formability, etc

Surface：Bright surface, fog surface

Application：Kitchenware products, etc

Performance：Good corrosion resistance, heat resistance, etc

Surface：Pickling surface

Application：Handicrafts, bearings, slip flowers, medical instruments, electrical appliances, etc

Performance：It is not easy to fall off and is easy to enter the die when used for cold heading

Surface：Oxalic acid coating, pickling surface, etc

Application：Step screws, rivets

Performance：Smooth surface, good corrosion resistance, etc

Surface：Oxalic acid coating, bright surface, pickling surface, etc

Application：Rivets, axles, springs, hangers, kitchenware, craft products, etc