炉管表面热强度
calorific intensity on the tube surface of heater
Tube surface heat strength
Surface heat strength of furnace tube
乙烯裂解炉HP40炉管
HP40 ethylene cracking tube
超高强度管线钢
super-high strength pipeline steel
ultra high-strength pipeline steel
extra-high strength pipeline steel
超高强度管线钢管
ultra-high strength line pipe
高强度管线钢
high strength pipeline steel
high-strength pipeline steel
高强度管线钢焊接材料
weld consumption with high strength
地面运动强度度量参数
ground motion intensity measure