查询词典 welded joint

Minimization of joint volumes, renouncement of joint preparation , and omission of pre-and post treatment of welded joints reduce manufacturing costs of marine vessels and structures.

联合最小量，放弃联合编制，未事先和事后处理焊接接头降低生产成本和海洋船舶结构。

The results show that the fatigue life of the peened joint is 20～30 times as long as the as-welded joints .Therefore,the improvement of the fatigue strength of welded joints by ultrasonic peening is remarkable.

试验结果表明：超声冲击方法对焊接接头疲劳强度的改善效果十分明显，能够提高疲劳寿命20～30倍以上，极具实用价值。

Flange with bushing ring, the leak detection hole should have 0.4~0.5MPa compressed air or 05MPa ammonia passing over to check the welded joint quality and leak detection.

6.6.4带衬环法兰，检漏孔应通入0.4~0.5MPa的压缩空气或05MPa的氨气进行焊缝质量和渗漏检测。

Te microstructure of resistance spot welding decide performance of nuclear fusion in welded joint, the performance of nuclear fusion decide welding quality.

摘 要：电阻点焊的组织决定焊接接头熔核的性能，熔核的性能决定焊接的质量。

The results demonstrate that welds with good appearances could be obtained when welding with the appropriate processing parameters. The as-welded joint tensile strength without filler wire is 180.7 MPa, while the tensile strength is 190 MPa when welding by one side with the filler wire of AlSi12 or AlMg4.5MnZr.

研究结果表明，在合适的工艺参数下，可以获得表面光洁、正反面焊缝成型良好的对接接头；焊态下，单面焊接不填充焊丝的接头强度为180.7 MPa；单面焊接填充AlSi12，AlMg4.5MnZr焊丝的接头强度最低为190 MPa，且两种填充焊丝接头的拉伸强度无明显差异；双面焊接填充AlMg4.5MnZr焊丝的接头强度达到200.7 MPa，约为母材的90%。

The corrosion testing of wire and welded joint of L401 alloys was tested in 3.5%NaCl solution. The mechanism of corrosion was studied .

在3。 5%的NaCl电解质水溶液中对L401线材及其接头进行腐蚀试验，分析了其腐蚀机理。

First of all, the concept of S-N curve and the procedures of p-S-N curve fatigue test, data processing were introduced. And then, these procedures were taken into practice on 4 kinds of aluminum alloy welded joints: corner joint, butt joint, cruciform joints and double-sided lap joint.

文中首先介绍了S-N曲线的概念和p-S-N曲线疲劳试验方法和数据处理方法，并按照这些方法对角接、对接、十字接和双面搭接四种铝合金焊接接头试样进行了疲劳试验，得出了这四种焊接接头的中值S-N曲线和置信度为95%，存活率分别为90%、99%下的p-S-N曲线及其方程。

Welded joint ; strength match ; strength distribution ; sorting ; statistics

焊接接头；强度匹配；强度分布；界定；数理统计

The tensile strength of laser welded joint of SS400 steel ,which was rolled at higher temperature, is higher than that of parent metal.

终轧温度较高的SS400钢激光焊接接头强度高于母材。

The test method and mathematical model related in thepaper also have practical value to forecast the residual life for high-temperature pressure-containing and to determine the refresh time for extended service pipe and welded joint.

文中提出的试验方法和数学模型对高温承压部件的残余寿命的预测和确定那些超期服役管道或接头的更换时间方面具有实际意义。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。