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... 1. S235JR: European standard non-alloy structural steel, equivalent to GB Q235B. S235JR: Slight and local defects such as pits, concave surfaces, scratches, etc., whose depth (or...
...concave curved profile wire screen, which are inserted into a stainless steel frame. The wedge wire sieve bends are manufactured by wrapping and welding stainless steel V-shaped profile wire and support rods...