ã€China Aluminum Network】 Rail Sleepers,Rail Track,Synthetic Sleeper,Wooden Sleeper TAICANG ZHONGBO RAILWAY FASTENING CO., LTD. , https://www.railfastener.com
The winning combination chemical composition Si Silicon Fe Iron Cu Copper Manganese manganese Mg magnesium Cr Chrome Zinc zinc Ti Titanium 6005 0.60 0.90 - 0.35 - 0.10 - 0.10 0.40 0.60 - 0.10 - 0.10 - 0.10 6060 0.30 0.60 0.10 0.30 - 0.10 - 0.10 0.45 0.60 - 0.05 - 0.15 - 0.10 6061 0.40 0.80 - 0.70 0.15 0.40 - 0.15 0.80 1.20 0.04 0.35 - 0.20 - 0.15 6063 0.30 0.60 - 0.35 - 0.10 - 0.10 0.45 0.90 - 0.10 - 0.10 - 0.10