RIM 290、 W3-2352、      碳素結構工具鋼冷墩鋼：SWRCH6R SWRCH8R SWRCH10R SWRCH12R SWRCH15R SWRCH17R SWRCH6A SWRCH8A SWRCH10A SWRCH12A SWRCH15A SWRCH16A SWRCH18A SWRCH19A SWRCH20A SWRCH22A SWRCH10K SWRCH12K SWRCH15K SWRCH16K SWRCH17K SWRCH18K SWRCH20K SWRCH22K SWRCH24K SWRCH25K SWRCH27K SWRCH30K SWRCH33K SWRCH35K SWRCH38K SWRCH40K SWRCH41K SWRCH43K SWRCH45K SWRCH48K SWRCH50K SNB5-1 SNB7-2 SNB16-3 SNB21-1 SNB22-1 SNB23-1 SNB24-1我們的宗旨：保質量，重信譽，可隨時預定各種鋼材。交貨及時，價格優惠，并可提供鋼材批量切割零售業務。