Product Description UIC Parameter: Specifications and models Models Steel grade Length Theoretical weight per meter(kg/m) (mm) Light rial 8KG Q235 50Q 6000-25000 9KG Q235 50Q 6000-25000 8.94 12KG Q235 50Q 6000-25000 12.2 15KG Q235 55Q 6000-25000 15.2 18KG Q235 55Q 6000-25000 22KG Q235 55Q 6000-25000 22.3 24KG Q235 55Q 6000-25000 30KG Q235 55Q 6000-25000 30.1 Chemical composition% C Si Mn P S Cu Ni Cr Mu V 0.14-0.22 0.15-0.30 0.40-0.65 0.04 0.1 Mechanical properties Tensile test Impact test Cold bending test Yield strength Tensile strength Elongation 235-315 370--500 37 QQ20150518094330.jpg666.jpg888.jpg picturesmmexport1442369456652.jpgQQ20150518094405.jpgHTB1dgVmHFXXXXalaXXXq6xXFXXXh QQ20150521145203.jpg 1rzqrt7znw .jpg QQ20150907115812.jpg 67613988.jpg Packaging & Shipping Standard export package or as per client's requirements QQ20150920103502.png Our Services 1. Reasonable price 2. High quality 3. Timely delivery 4. Best service Company Information Powerful strength Abundant capital Advanced equipment Exquisite technology Seiko build High quality Effect of scale Quality and cheap Advance the time of delivery Grant whatever is requested QQ20150926164531.png www.zxsupport.en.alibaba.com/?michael&20150929