Welcome to IRONBULL

Bar

1.We choose the best steel from the largest steel plant in China as raw material,so the high quality of the product can be guaranteed at the first step

2.We use the combination of traditional heat treatment and modern new technology,and ensure that the heat treatment time is not less than 3 hours, the temperature is not less than 900 degrees,this is only way to make each bar have the best flexibility and the highest rate of qualification.


3.Every bar insures weight bearing 1500lb,and the change of straightness is 0.3 millimeter within a year

4.The adhesion of Phosphating black technology is stronger than that of Oxidizingblack and zinc plating.

Bar
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