impact hardness testing的意思|示意

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 suitable content of UPU were determined by the testing of impact resistance, hardness and HDT of the cured resins toughened with UPU.

根据UPU增韧聚酯的落重冲击能和热变形温度等力学性能的测试，初步确定了适宜胶种的合成条件及其用量。

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。