The microstructure and fine structure of weld fusion zone for high strength fine grain steel were studied.
研究了高强度细晶粒碳素钢焊接接头熔合区附近的显微组织及精细结构。
The formulae for calculating SIF and fatigue life of surface crack at weld toe of the high-strength steel under the combination stresses were given out.
给出了高强钢焊趾表面裂纹在压弯组合应力下应力强度因子及其疲劳寿命计算式。
The formulae for calculating SIF and fatigue life of surface crack at weld toe of the high-strength steel under the combination stresses have been presented.
给出高强钢焊趾表面裂纹在压弯组合应力下应力强度因子及其疲劳寿命计算式。
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。
Compared with conventional structural steels used in Bridges, high performance steel (HPS) provides higher strength, improved weld ability, enhanced fracture toughness and weathering characteristics.
与传统桥梁用钢相比，高性能钢(HPS)在强度、可焊性、断裂韧性、延性和耐候性方面都有很大的改善。
Compared with conventional structural steels used in Bridges, high performance steel (HPS) provides higher strength, improved weld ability, enhanced fracture toughness and weathering characteristics.
与传统桥梁用钢相比，高性能钢(HPS)在强度、可焊性、断裂韧性、延性和耐候性方面都有很大的改善。
应用推荐