steel I column: 1. Brand Steel Rail in China 2.GB-706-1988 national standard 3. Material: Q235 standard material

FEATURE:

Steel I-Column  steel I beam  I beam steel 

Specification: 9# 10# 12# 14# 16# 18# 20# 22# 24# 25# 27# 28# 30# 32# 33# 36# 40# 45# 50# 55# 60# 65# 70# Material : Q235/20Mnk/45MnkLength:  9m/10m/11m availableApplication: for mining/Engineering, crane, conveyor chains  steel,building, facotry and so on

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 Supply for other steel rails(GB standard steel rails, JIS standard railway steel, AS standard steel railway, UIC standard steel) Steel I beam

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