Channel steel is divided into ordinary channel steel and light channel steel, both of which have the same appearance. The difference is that the lightweight waist and leg thickness is thinner than ordinary channel steel, and the unit weight is lighter. Channel steel can be divided into four types ac
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(1) The reliability of high-precision square pipe specifications stipulates that the precision of pipe fittings should be maintained for a long time. Due to the low cooling rate and straightening in the air, it has a smooth effect and increases the number of residual square tubes in the structure, s
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WEIGHT OF GRATINGS:The weight ofgratingrefers to the theoretical weight of grating that has been end welded and surface treated, except for the one that has not been surface treated. The actual weight and theoretical weight will differ due to the differences in end welding, opening
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There is another parameter about yield strength and tensile strength, which may not be known to many people, and this parameter is the yield ratio. The yield ratiois the ratio of yield strength to tensile strength. The range is between 0 and 1. The yield-to-strength ratio is one of the indicat
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