Specification: Diameter: 20mm to 150mm Near surface Hardness: more than 62 HRC Core Hardness: more than 55 HRC Chemical elements: C: 0.70-1.00 Si: 0.17-0.47 Mn: 0.45-0.80 Cr: 0.8-1.2 P: less than 0....
Goldpro is one professional manufacturer and .... in local market, such as Inner Mongolia, Shandong, Yunnan, Shanxi, etc.Our company has obtained Three System Authentication: ISO 9001: 2008, ISO14001....
Company: Hebei Goldpro New Materials Technology Co., Ltd Address Economic developing zone of Guangping county, Handan, Hebei, China Product: Grinding Media; Mill balls, Rolling steel ball; Forged....
Goldpro is one professional manufacturer and .... in local market, such as Inner Mongolia, Shandong, Yunnan, Shanxi, etc. Our company has obtained Three System Authentication: ISO 9001: 2008, ....
Detail: Diesel Engine powered Engineering .... projects such as water power stations situated in Yunnan, Guangxi, Sichuan, Guizhou and Hubei provinces, and expressways as well such as Ninbo-Taizhou....
Xuanhua Jinke Drilling Machinery Co., Ltd. ( JINKE) located in Xuanhua, Hebei Province, 130 km from Beijing, for more than 20 years we have specilized in research, development and produce of rock....