双相不锈钢常用腐蚀标准.doc

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1、双相不锈钢相关腐蚀标准如下，其中ASTMG150-99、ASTMG48-03、ASTMA923-06(C)、GB/T17897-1999最为常用。1耐点腐蚀性能测试1.1临界点蚀温度（CPT）ASTMG150-99：StandardTestMethodforElectrochemicalCriticalPittingTemperatureTestingofStainlessSteelsASTMG48-03(E)：StandardTestMethodsforPittingandCreviceCorrosionResistanceofStainlessSteelsandRela

2、tedAlloysbyUseofFerricChlorideSolution1.2点腐蚀失重ASTMG48-03(A)：StandardTestMethodsforPittingandCreviceCorrosionResistanceofStainlessSteelsandRelatedAlloysbyUseofFerricChlorideSolutionASTMA923-06(C)：StandardTestMethodsforDetectingDetrimentalIntermetallicPhaseinDuplexAustenitic/FerriticStainles

3、sSteels（Grade：S31803,S32205,S32750,J92205,J93404）GB/T17897-1999：不锈钢三氯化铁点腐蚀试验方法1.3点腐蚀电位（Eb）ASTMG5-94:StandardReferenceTestMethodforMakingPotentiostaticandPotentiodynamicAnodicPolarizationMeasurementsGB/T17899-1999：不锈钢点蚀电位测量方法2耐缝隙腐蚀性能测试2.1临界缝隙腐蚀温度（CCT）ASTMG48-03(F)：StandardTestMethodsforPitt

4、ingandCreviceCorrosionResistanceofStainlessSteelsandRelatedAlloysbyUseofFerricChlorideSolution2.2缝隙腐蚀失重ASTMG48-03(B)：StandardTestMethodsforPittingandCreviceCorrosionResistanceofStainlessSteelsandRelatedAlloysbyUseofFerricChlorideSolutionGB/T10127-2002：不锈钢三氯化铁缝隙腐蚀试验方法3耐应力腐蚀性能测试ASTMG30-97：St

5、andardPracticeforMakingandUsingU-BendStress-CorrosionTestSpecimensGB/T17898-1999：不锈钢在沸腾氯化镁溶液中应力腐蚀试验方法