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Detailed Product Description Product Name: Rail Washer Application: Railway Grade: 4.6, 5.6, 8.8, 10.9 Material: Q235, 35#, 45#, 40Cr Surface: Plain (oiled), Oxide Black, Zinc, HDG, Wax, Bitumen, Dacromet Standard: ISO898-1, UIC864-1, And NF F500-50 Spring…