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  • 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.

  • In addition to these reasons, we should pay attention to the tooling and process must be stable, and regular testing should be done to ensure the uniformity of galvanized layer.

  • barbed

  • 3, barbed rope protection net in the bridge, channel, should be toward the bridge head cone slope (or end wall) direction surrounded, should not leave for people, livestock can drill into the gap.

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