After 40 years of rapid development of reform and opening up, China's iron and steel industry has the world's best equipment, technology and technology, the wor

12Cr1MoV alloy steel pipe is a kind of seamless steel pipe, and its performance is much higher than that of ordinary seamless steel pipe. Because there are more

Compared with solid steel such as round steel, steel tube is a kind of economic section steel, which is widely used in the manufacture of structural parts and m

42CrMo alloy tube is an ultra-high strength steel with high strength and toughness, good hardenability, no obvious tempering brittleness, and small deformation