钢材材质书(质量合格证明书).doc

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1、**特钢质量合格证明书**TEGANGQUALITYQUALIFIEDCERTIFICATE合同号ContractNo.订货单位Purchaser产品名称Product记录号RecordNo.牌号SteelGrade炉号HeatNo.规格Size捆/支数NumberofBundles/Pieces重量(Kg)Weight交货状态ConditionofDelivery技术条件Specification加工用途PurposeofFurberProcessing断面(mm)Size长度(mm)Length1Cr11Ni2W2MoV电炉锻制1021

2、黑皮板退火热化学成份(%)ChemicalCompositionCSiMnPSCrMoVNiCuWAlTi0.13120.34080.44600.01780.009010.54490.40450.20331.56481.6653BCoNbHONPbSnBiSbAsSeRe试样热处理(℃)SampleHeatTreatment机械性能MechanicalProperties低倍组织(级)Microstructure(Grade)出厂硬度SurfaceHardness(HB)顶锻Upset超声波检验UltrasonicInspection断口F

3、racture正火Normaliz-ed淬火Quench-ed回火Temper-ed比例极限ProportionLimitRP(MPa)屈服强度YieldStrengthRel(MPa)抗拉强度TensilePropertiesRm(MPa)伸长率ElongationA(%)面缩率ReductionOfareaZ(%)冲击功ImpactAK(J)硬度Hard-nessHRCOfHB一般疏松OrdinaryPorosity中心疏松CenterPorosity方形偏析SquareSegregation点状偏析SpotSegregation0.5

4、1.01.01.0≤255合格非金属杂物(级)Non-metallicInclusions(Grade)碳化物(级)Carbide(Grade)退火(级)晶粒度(级)Grainsize(Grade)a相(%)显微孔隙(级)Microp-Orosity(Grade)脱碳层DecarBurizedLayer(mm)氧化物Oxide硫化物Sulfuret点状SpotInclusionABCD带状Bands液析LiquidSegregation网状Net-Work共晶Eutectic不均匀性Inhomog-eneity细T粗H细T粗H细T粗H细T粗

5、H0.50.51.00.5000.50.53级质量部门盖章StampofDepartmentOfQualityAssurance判定员盖章StampofJudge日期年月日Date