The tensile and impact properties of the specimens were measured at room temperature.
室温下测量了试样的拉伸和冲击性能。
The preheating and interpass temperatures are 25 ~ 50c. Tensile and impact properties of the joints are almost the same as that of the matrix.
预热温度及层间温度控制在25 ~50为宜,接头拉伸和冲击性能与母材相匹配。
Results show that after various welding simulations, the grain size of austenite imposes the most significant effect on the tensile and impact properties;
结果表明,在焊接热模拟条件下,原始奥氏体晶粒尺寸是影响机械性能的主要因素。
The dynamic injection molding could simultaneously improve the tensile and impact properties, in which the improvement of the impact strength was most obvious, being up to 33%.
全程动态注塑过程能提高制品的拉伸和冲击性能,其中冲击强度提高尤其明显,最大可提高3 3 %。
This thesis covers the overall evaluation of the tensile and impact properties of a new type of non-quenched-tempered bainite fishplate material at room temperature and low temperature.
对一种新型非调质贝氏体鱼尾板材料在常温和低温下的拉伸性能和冲击性能进行了全面评价。
Mechanical properties and fracture mechanism of high strength steel sheet with low yield ratio under impact loading have been studied through instrumented impact and quasi-static tensile tests.
通过室温下的仪器化冲击试验和静态拉伸试验,研究一种低屈服比高强度钢板在冲击载荷下的力学性能和断裂机理。
The results of mechanical properties study indicate that nylon1212/DIDP/BSBA blends have excellent impact strength, and the blends have good retention of tensile and flexural strength.
力学性能研究发现,尼龙1212/DIDP/BSBA共混合金的冲击性能比纯尼龙有较大提高,拉伸、弯曲性能下降幅度不大;
The microstructure and mechanical properties of the tensile and impact strength are tested.
对修复件的显微组织进行了分析,并对修复件的拉伸、冲击性能进行了测试。
The comprehensive mechanical properties analysis mainly includes Cryogenic impact test, Vickers hardness test, the Tensile testing at ambient temperature and the Bending test.
综合力学性能分析主要包括低温冲击试验、维氏硬度试验、室温拉伸试验和弯曲试验。
The tensile strength, impact strength, flexural strength, thermal properties and morphology of the composites were investigated.
研究了复合材料的拉伸强度、冲击强度、弯曲强度、形态及热性能。
The heat stabilization, the influences on thermal property and mechanical properties, espercially the tensile strength and impact strength of rare earth heat stabilizer in RPVC system are studied.
研究了稀土热稳定剂对硬PVC体系的热稳定效果以及对制品的拉伸强度、冲击强度和耐热性能的影响。结果表明,稀土热稳定剂对PVC体系有一定的热稳定效果,与环氧大豆油有很好的协同效果。
The tensile compressive shear and impact properties of carbon fibre are tested.
用碳纤维进行了性能研究,测试了拉伸、压缩、剪切和冲击性能。
Bolting mechanical properties are tested by the tensile strength tester, impact tester and hardness testers, to guarantee the detect precision.
连接副机械性能检测,采用微机控制的拉力机、冲击试验机及各种硬度计以保证测试精度。
Composites with well general mechanical properties, such as unchanged tensile strength and modulus and higher impact strength were obtained by adopting technologies of polyolefin and glass-fiber.
采用聚烯烃增韧与玻璃纤维共混,在保持复合材料拉伸强度和模量的同时,较大地提高了冲击强度,获得了综合力学性能优异的纤维增强聚酰胺材料。
The mechanical properties and weldabilities of X80 pipeline steel were investigated by testing hardness, tensile strength and impact toughness in this paper.
从焊接性和焊接接头使用性能两个方面入手,结合焊接接头的硬度、拉伸和冲击韧度的测试,对X80管线钢的焊接性能进行了试验分析。
The mechanical properties and weldabilities of X80 pipeline steel were investigated by testing hardness, tensile strength and impact toughness in this paper.
从焊接性和焊接接头使用性能两个方面入手,结合焊接接头的硬度、拉伸和冲击韧度的测试,对X80管线钢的焊接性能进行了试验分析。
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