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- Abstract: The feature of new developed HSLA steels for large heat input welding with low susceptivity to weld cracking was presented. 摘 要: 简要叙述了新研制的大线能量焊接低焊接裂纹敏感性调质高强度钢的特点。
- A new large heat input welding high strength low alloy steel with low susceptivity to weld cold cracking was developed and the cold strain aging behavior was investigated. 研制了一种低焊接裂纹敏感性高能量输入焊接用低合金高强钢,并研究了其冷应变时效行为。
- Progress in Research of Structural Steels for Large Heat Input Welding 大线能量焊接用结构钢的研究进展
- Metallurgical Technology Study on Improving Large Heat Input Welding Toughness 改善大线能量焊接韧性的冶炼技术研究
- Development of Large Heat Input Welding Steel with Low Susceptibility to Weld Cold Cracking for Pressure Vessels 大线能量低焊接裂纹敏感性压力容器用钢的性能
- Development of Steel Plates for Architectural Construction with Excellent Toughness in Large Heat Input Welded Joints 超大输入热量焊接部位韧性优良的建筑结构用厚钢板的开发
- Microstructure and Properties in the Simulation Heat Affected Zone of the Large Heat Input Welding Steel 大线能量焊接用钢模拟热影响区的组织与性能
- Microstructure of large heat input welding steels with low susceptivity to weld cracking 大线能量低焊接裂纹敏感性钢的显微组织
- Keywords HSLA steel;low susceptivity to weld cracking;large heat input welding;coarse grain heat affected zone;microstructure;acicular ferrite; HSLA钢;低焊接裂纹敏感性;大线能量焊接;焊接热影响粗晶区;微观组织;针状铁素体;
- large heat input welding 大线能量焊接
- Large heat input 大线能量
- Fig.6 The effect of heat input on the UTS of the TIG welded joints. 图6线能量与钨极氩弧焊焊接接头极限抗拉强度的关系。
- It is found that the height of dryout point decreases as heat input increases. 研究结果表明，理论模型的计算结果与实验结果比较吻合;
- Before long, Orion is jarred by the release of its large heat shield. 不久后，猎户座发出刺耳声响，放掉庞大的防热盾。
- The special designed cooling barrel jacketing has a large heat conduction area and good cooling effect. 特殊设计的冷却桶夹套，热传道面积大，冷却效果极佳。
- Weld whose heat resource is the laser, also owns the advantage such as low heat input and small heat deform. 以激光为热源的焊接同样也可以得到低热输入、变形量极少的效果。
- Fig.9 The effect of heat input on the average microhardness of both the HAZ and FZ. 图9焊接线能量与焊接接头熔合区和热影响区微观硬度的关系。
- With such a large heat sink value, FRA can meet the requirement of hypersonic flying machine. 在 80 0℃时 ,两者都具有较高的热沉值 ,分别达到 5 6 9MJ kg和 6 6 0MJ kg ,该热沉值能够满足超高音速飞行器的热管理要求。
- A large heat source at anomalous high temperatures must be present at depths of some thousand metres. 深度1000米左右，一定存在大量的，温度非常高的热资源。
- The experiments show that laser welding with filler wire Alsi12 cna minimize hot crack due to the smallest amout of heat input into the ease material. 工艺实验表明 ,采用填充焊丝AlSi12激光焊接可有效抑制热裂纹的产生
