[Materials] Equivalent to SWCH, Equivalent to SUS304J3
[Surface treatment] None, trivalent chromate, 8-micron trivalent white, trivalent black, trivalent white, bright chromate plating, hot dip galvanized, chromate plating, green chromate, black chromate, nickel plating, chrome plating, Parkerizing, Dacrotized, German brown plating, black paint, temper color, dark temper color