I section 1.Material:Q235,Q345 2.Length:6-12M 3.Standard:ASTM,GB,DIN,JIS... 4.Delivery time:20-45days

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Size:	Theoretical weight(kg/m)
10# 100X68X4.5MM   12# 120X74X5.0MM     14# 140X80X5.5MM   16# 160X88X6.0MM   18# 180X94X6.5MM	11.261 13.987 16.89 20.513 24.143

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