宽厚板
寬厚闆
관후판
Wide and Heavy Plate
2015年
4期
9-16
,共8页
杨云清%蒋凌枫%唐治宇%陆戴丁
楊雲清%蔣凌楓%唐治宇%陸戴丁
양운청%장릉풍%당치우%륙대정
钢板%强度%韧性%无塑性转变温度%断裂韧性
鋼闆%彊度%韌性%無塑性轉變溫度%斷裂韌性
강판%강도%인성%무소성전변온도%단렬인성
Steel plate%Strength%Toughness%NDTT%Fracture toughness
对湘钢生产的15MnNiNbDR 钢板力学性能展开研究,重点进行了拉伸、冷弯、系列温度冲击、应变时效、无塑性转变温度落锤(DWTT)、断裂韧性裂纹尖端张开位移(CTOD)试验,同时进行了 SR 处理对钢板力学性能影响试验。试验结果表明:15MnNiNbDR 钢板的综合性能良好,完全满足-50℃低温球罐的制造需要。
對湘鋼生產的15MnNiNbDR 鋼闆力學性能展開研究,重點進行瞭拉伸、冷彎、繫列溫度遲擊、應變時效、無塑性轉變溫度落錘(DWTT)、斷裂韌性裂紋尖耑張開位移(CTOD)試驗,同時進行瞭 SR 處理對鋼闆力學性能影響試驗。試驗結果錶明:15MnNiNbDR 鋼闆的綜閤性能良好,完全滿足-50℃低溫毬罐的製造需要。
대상강생산적15MnNiNbDR 강판역학성능전개연구,중점진행료랍신、랭만、계렬온도충격、응변시효、무소성전변온도락추(DWTT)、단렬인성렬문첨단장개위이(CTOD)시험,동시진행료 SR 처리대강판역학성능영향시험。시험결과표명:15MnNiNbDR 강판적종합성능량호,완전만족-50℃저온구관적제조수요。
The paper studies the mechanical properties of 15MnNiNbDR steel plate produced by Xianggang,de-scribes tensile test,cold bending test,series temperature impact test,strain aging,DWTT and CTOD test as well as the test for the effects of stress relief heat treatment on mechanical properties. The test results show that the comprehensive properties of 15MnNiNbDR steel plate produced by Xianggang are qualified,fully satisfying the requirements of spheri-cal tank for - 50 ℃ service.