We would be interested in sourcing spring steel flats / rectangular bars for our production in Middle East and India. We require steel flats in the grade of SUP9A, SUP11A, 50CrV4 / 51CrV4 and 51CrMoV4 / 52CrMoV4 in sizes ranging from 35 x 7mm to 120 x 51mm. Please feel free to contact with me if your factory can supply these item spring.