对某厂x 80高钢级管线钢母材、焊缝、热影响区进行了夏比冲击韧性试验，对其有效晶粒进行了研究。
The Charpy impact test of base metal, weld and heat affected zone of X80 grade pipeline steel of certain factory was conducted, and its effective grain was researched.
在TCS不锈钢前期焊接试验中发现其焊接接头热影响区的冲击吸收功值在熔合线附近较低，原因是接头热影响区晶粒粗大所致。
In welding test of TCS stainless steel, it was found that impact absorbing energy of heat-affected zone (HAZ) near bond line in welded joint was low.
采用焊接热模拟试验和冲击试验，研究了X80管线钢焊接热循环对粗晶区组织性能的影响。
The influence of welding thermal cycle on structure and properties in grain-coarsening region of X80 pipeline steel was investigated by weld thermal simulation technique and the charpy test.
在TCS不锈钢前期焊接试验中发现其焊接接头热影响区的冲击吸收功值在熔合线附近较低，原因是接头热影响区晶粒粗大所致。
In welding test of TCS stainless steel, it was found that impact absorbing energy of heat-affected zone (HAZ) near bond line in welded joint was low. The reason is coarse grain in HAZ.
采用焊接热模拟技术、显微组织分析和冲击试验的方法，研究了焊接线能量对X70管线钢焊接热影响区组织和低温韧性的影响规律。
The effect of welding line energy on microstructure and low temperature toughness of heat-affected zone(HAZ) of X70 pipeline steel was studied by welding thermal simulation method.
采用焊接热模拟技术、显微组织分析和冲击试验的方法，研究了焊接线能量对X70管线钢焊接热影响区组织和低温韧性的影响规律。
The effect of welding line energy on microstructure and low temperature toughness of heat-affected zone(HAZ) of X70 pipeline steel was studied by welding thermal simulation method.
应用推荐