SY/T 6476新旧版标准与GB/T 8363标准的对比  

Standards Comparison between the New and Old Version of SY/T 6476 and GB/T 8363

作　　者：陈松 王晓颖 马守和 路广平 朱斌燕 王军 

机构地区：[1]渤海装备华油钢管公司扬州分公司,江苏扬州225000

出　　处：《焊管》2014年第6期64-67,共4页Welded Pipe and Tube

摘　　要：简述了旧版落锤撕裂试验标准SY/T 6476—2000《输送钢管落锤撕裂试验方法》的局限性,介绍了新版SY/T 6476—2007的修订背景,对新旧标准以及GB/T 8363—2007《铁素体钢落锤撕裂试验方法》进行了对比。新版SY/T 6476—2007增加了对试验设备的要求、气体介质加热和冷却制度以及异常断口剪切面积的评定方法,与GB/T 8363—2007的试验方法基本一致,两者在改版时均参照了API RP 5L3。This article briefly introduced localization of the old standard SY/T 6476--2000 Drop Weight Tear Test Method of Delivery Pipe and revision background of the new standard of SY/T 6476--2007,compared the above new and old standards with GBfY 8363--2007 The Method for Drop Weight Tear Test of Acicular Steel. The comparison result indicated that in new edition of SY/T 6476--2007, the demand for test equipment, gas medium heating and cooling system and abnormal fracture assessment method of shear area are added. The test methods in SY/T 6476--2007 and GB/T 8363--2007 are basically identical, which all reference to API RP 5L3.

关 键 词：落锤撕裂试验 SY T 6476--2007 试验标准 异常断口 

分 类 号：TG407[金属学及工艺—焊接]