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- This paper based on K60 pipeline steel,by means of DWTT and Charpy impact test,given an analysis on pipeline steel low-temperature fracture toughness. 试验结果表明,随着壁厚的增加,K60级管线钢夏比冲击韧性变化不大,DWTT性能严重下降。
- By changing the nolch local ion of Charpy impact test specimens studied the effect of nolch location on toughness and cracking process in multi-layer welds. 通过改变焊缝夏比冲击试样的缺口取向,研究了缺口位向对多层焊缝金属韧性及断裂过程的影响。
- The validity of method of dynamic fracture toughness measurement by instrumented Charpy impact test is analysed by use of the dynamic fracture test of 945-shipbuilding steel. 借助于船用945钢的动态断裂试验，对利用示波冲击测定材料动态断裂韧性方法的有效性进行了分析。
- The influence of pre-heating temperature on organization and performance of X80 pipeline steel was investigated by weld thermal simulation technique and the instrumented Charpy impact toughness test. 通过焊接热模拟试验和冲击韧性试验,研究了不同预热温度对X80级管线钢组织性能的影响。
- It obtains low temperature toughness of China made grade X80 LSAW pipe by Charpy impacting test and DWTT. 通过夏比冲击试验和落锤撕裂试验(DWTT),测得国产X80级直缝埋弧焊接钢管低温韧性。
- STATISTICAL ANALYSIS OF CHARPY IMPACT ENERGY 摆锤冲击试验结果的统计分析
- Instrumented charpy impact testing 仪器化夏比冲击
- keyhole Charpy impact test specimen 钥匙形缺口冲击试样
- Charpy Impact Test on Thin Specimens of Polyethylene Used in Pressurized Pipes 密封管用聚氯乙烯薄试样的却贝冲击试验
- Metallic materials - Determination of Charpy impact fracture surface 金属夏比冲击断口测定方法
- Test method for the charpy impact resistance of glass fiber-reinforced plastics 玻璃纤维增强塑料简支梁式冲击韧性试验方法
- Standard Test Method for Determining Charpy Impact Strength of plastics 塑料摆锤冲击强度测定的标准试验方法
- Keywords Charpy impact energy;artificial neural network;hot rolled plate; 夏比冲击吸收功;人工神经元网络;热轧中厚板;
- Keywords temper embrittlement;precipitation hardening;Charpy impact energy; 回火脆性;沉淀硬化;冲击韧性;
- These bullets fragment on impact. 这些子弹射中物体时爆炸成碎片。
- Application of Charpy Impact Absorbed Energy to the Safety Assessment of Offshore Pipeline 冲击吸收功在海底油气管道安全评定中的应用
- Her speech made a tremendous impact on everyone. 她的演说对大家震动很大。
- Standard Test Method for Charpy Impact Test on Thin Specimens of Polyethylene Used in Pressurized Pipes 用于加压管的薄聚乙烯样本摆锤式冲击试验的测试方法
- Standard Test Methods for Determining the Charpy Impact Resistance of Notched Specimens of Plastics 塑料凹口样品耐摆锤冲击性测定的标准试验方法
- The front of the car crumpled on impact. 汽车的前部被撞扁了。
