affected zone

Fracture toughness of heat-affected zone ( HAZ ) was between the base metal and weld metal.

焊接热影响区的断裂韧性介于母材和焊缝金属之间.

The microstructure of the heat-affected zone is mainly tempered martensite, and with uniform distribution of grains and good combination in the fusion line.

热影响区的显微组织主要为回火马氏体；熔合线结合良好，组织均匀。

Results showed that hardness is a little different in the heat affected zone ( HAZ ).

结果表明,焊接热影响区具有较小的 硬度 差异.

Weld, heat-affected zone and substrate metal test etc.

焊缝中心区, 热影响区,基体组织检验等.

Ordos is the secondary petroliferous basin located at the middle zone of sedimentary basin in china, affected by The East Pacific tectonic process and The Southwest Tethys-Himalayas tectonic process.

鄂尔多斯盆地地处中国沉积盆地分布的中带，兼受东滨太平洋构造域和西南特提斯-喜马拉雅构造域的影响，是我国第二大含油气盆地。

Hydrogen embrittlement index ( 1%) of welds and heat affected zone ( HAZ) of C-Mn steel welded joints are studied by means of smooth and notched tensile specimen.

用光滑和缺口拉伸试件，对C-Mn钢的焊态和焊接热影响区的热模拟态进行氢脆敏感性指数的研究，并进行了金相与断口的SEM，TEM，AES的微区分析。

Generally, intensity of welds in FSW exceeds heat affected zone.

通常情况下, 摩擦搅拌焊的焊缝强度超过热影响区.

Weld hardness is controlled ( including the heat-affected zone ) and maintained below 200 HB.

焊接硬度控制在 ( 包括热影响区域 ) 200HB以下.

At the same time, the depth of die heat affected zone ( HAZ) transfer law and influential mechanism of temperature wave have been analyzed, which lay a foundation for further research of temperature field and thermal stress filed of die. calculation of casing thermal stress;

同时分析了温度波在模具中的传递规律，热影响区范围与影响机理，为进一步开展锻模温度场与热应力场的研究提供了基础。

In the tensile test, fracture appears in the heat affected zone of aluminum base metal, and its tensile-strength is 72.09 MPa.

在进行拉伸试验时，断裂发生在铝母材的热影响区，接头强度为72.09MPa。

The influence of weld heating on microstructure of heat affected zone was investigated in this paper.

探讨了焊接加热对热影响区组织的影响.

The welding methods, heat-affected zone, and design method of weld strength are introduced.

文中介绍铝合金的焊接方法 、 接热影响区以及焊接强度的设计方法.