... Steel Casting of Adjuster Pivot for Agriculture Machine Quality System CertificateISO 9001Dimension ToleranceCT7Surface RoughnessRa6. ... Tensile Test, Dimension Inspection, Hardness TestingSurface TreatmentHeat Treatment, Machine, Polishing, Chrome, Zinc, Nickel PlatingPackingCartons, Wooden Case, ... melt,match before casting4.Control spectral and thermal analysis equipment 5.Passed ISO 9000 ...