本装置能够快速、方便、准确的加工落锤撕裂试验试样压制缺口。
The pressing mold can fast, conveniently and accurately press gaps on samples in drop weighted tear tests.
管道裂纹的扩展速度主要取决于管道钢的转变温度FATT。FATT可由落锤撕裂试验测定。
The crack propagation rate of pipes is mainly dependent on FATT of Steels of pipes (fracture appearance transition temperature). And FATT can be measured by drop weighted tear tests.
本实用新型公开了一种缺口的压制模具，具体的说一种用在落锤撕裂试验试样缺口的压制模具。
The utility model discloses a pressing mold of gaps, in particular to a pressing mold for pressing gap on samples in drop weighted tear tests.
介绍了管道裂纹的扩展速度主要取决于管道钢的转变温度FATT, FATT可由落锤撕裂试验测定。
The crack propagation rate of pipes was mainly dependent on FATT "of pipeline steel, and FATI" can be measured by drop weight tear test.
论述了落锤撕裂试验的方法和标准，并对用DWTT来评定管材及其焊接接头的韧脆转化能力进行了探讨。
The method and standard of drop weight tear test were described. It was also discussed how to evaluate the capability of pipeline steel to transit from toughness to fracture by DWTT.
通过对管线钢不同温度的落锤撕裂试验和微观断口分析，研究了DWTT试样断口的分层裂纹及其对断裂的影响。
The delamination crack and its effect on the fracture of pipeline steel were investigated by drop-weight tear test(DWTT)at different temperature and micrograph analysis.
论述了落锤撕裂试验的特点、方法和标准，以及该试验在管道钢材、压力容器钢和船体结构钢薄板上的应用情况。
The features, method and standard of drop weighed tear test are described with its application in steels for pipes, pressure vessels and ship hull.
通过对国产落锤撕裂试验机能量测试系统的开发与研究，以及该系统在鞍钢化检验中心的成功应用，展示了该系统的可靠性。
It shows the reliability of energy testing system of China made DWTT through its development and study as well as its successful application at Angang chemical inspection center.
通过对国产落锤撕裂试验机能量测试系统的开发与研究，以及该系统在鞍钢化检验中心的成功应用，展示了该系统的可靠性。
It shows the reliability of energy testing system of China made DWTT through its development and study as well as its successful application at Angang chemical inspection center.
应用推荐