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  • The strength of the hook mesh should be satisfied: when the vehicle is traveling at 80 kilometers per hour, the hook mesh will not fall into the river when it bumps against the rail at a 15 degree Angle. The shape and color of the hook mesh should be in harmony with the surrounding natural environment. The phenomenon planning of the important Bridges should be done well. When the bridge crosses important traffic lines, such as expressways, urban rail transit, expressways, railway trunk lines, etc., the hook mesh should add the protective mesh on the pavement of the bridge deck.

  • The drawing process of waste product drawing process has a great influence on product function. Generally, large total surface reduction rate (see area reduction rate) and small pass surface reduction rate (about ≤23%) are selected to ensure the tolerance of products. About high strength spring steel wire, the exit temperature of each pass steel wire should be controlled when drawing below 150℃, to prevent the steel wire from changing cracks due to strain aging, which is the main disadvantage of steel wire obsoletion.

  • Magnetic test method is the original common difference between austenitic stainless steel and ferritic stainless steel simple way, austenitic stainless steel is wrong magnetic steel, but after cold processing under large pressure will have a slight magnetic; But pure chrome steel and low alloy steel are strong magnetic steel.

  • Three is to do a good job in the production of galvanized wire products clean and tidy, in accordance with the scientific method of operation to operate the production, the operator should wear the required dress. If it is hot dip galvanized wire products, we must do a good job of passivation, will be able to effectively prevent discoloration, prolong the method of discoloration, can solve the problem of discoloration.

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