Baosteel focus on the forged material rolls, shafts, axis, shells ,staffs and mandrels. The axiality can high to 0.001mm, And the surface roughness can reach Ra 0.1.
The representative customers in overseas market are ABB,RUSAL,Hitachi,Master drilling etc.

 

MATERIAL GRADE	Performance				Chemical composition	Applicable mill production
	Hardness	Grindability	Campaign	Anti-accident
BQG	★★	★★★	★★★	★★★	Cr :2%	Oil scraping roll
BQZ	★☆	★★★	★★★	★★★	Cr :2%	Papermaking roll
BQH	★★	★★★	★★★	★★★	Cr :1%	Piston rod

Capacity

Barrel Diameter	Barrel Length	Over Length	Weight
max. 1800mm (70.87")	max.8000 mm (314.9")	max. 18000mm (708.66")	max. 80t/pc

Technical requirements

Depends on the drawing and production type.