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HG60是高强度结构用钢的一种，具有高强度和良好的抗疲劳性能；高韧性和低的脆性转变温度；良好的冷成型性能和焊接性能；较好的抗腐蚀性和一定的*性能。
HG60 HG70都是武钢产的高强度钢又可称其为60公斤级和70公斤级钢。
用途
适用于各类工程机械、大型电铲、自卸机及钻机、煤矿液压支架及重型汽车结构件。推广应用于石油井架、高温风机和各类钢结构件。
化学成分
C 0.07-0.16
Si 0.15-0.40
Mn≤1.70
P≤0.030
S≤0.025
Nb0.02-0.06
V0.03-0.08
Al≥0.01
HG60 is a high-strength structural steel with high strength and good fatigue resistance; high toughness and low brittle transition temperature; good cold formability and weldability; better corrosion resistance and a certain degree of wear performance.HG60 HG70 are produced in high strength steel WISCO can be called at 60 kg and 70 kg grade steel.
Use
Applicable to all kinds of engineering machinery, large shovels, dump and drilling machines, hydraulic support coal and heavy automotive structural parts. Promotion applies to oil derrick, high temperature fans and all kinds of steel structures.
Chemical composition
C 0.07-0.16
Si 0.15-0.40
Mn ≤ 1.70
P ≤ 0.030
S ≤ 0.025
Nb0.02-0.06
V0.03-0.08
Al ≥ 0.01