Home       About Us      Products      Equipments      Technical      Contact Us
TABLE 1
Chemical composition of bearing steel GCr15
NO. C Mn Cr Si Ni P S
Gcr 15 0.95-1.05  0.2-0.4 1.3-1.65 0.15-0.35 0.3 0.027 0.02 
TABLE 2
Country CHINA ISO USA GERMANY JAPAN SWEDEN
Steel No. GCr15 683/XV AISI 52100 100Cr6 SUJ2 SKF3
TABLE 3
Chemical composition of Stainless Steel
Steel No. C Si Mn P S Cr Mo
AISI-440C 0.9-1.05 0.8 0.7 0.035 <0.03 17-19
AISI440B 0.75-0.9 0.8 0.8 0.035 <0.03 17-19 1-1.13
AISI304 0.08 1.0 2 0.035 <0.03 18-20
AISI316 0.75-0.9 1.0 2 0.035 <0.03 16-18 2-3
TABLE 4
Country Accuracy Grade
China GB 0 6 5 4 2
International ISO 0 6 5 4 2
U.S.A. ANSI ABEC1 ABEC3 ABEC5 ABEC7 ABEC9
Sweden SKF P0 P6 P5 P4 P2
Germany DIN P0 P6 P5 P4 P2
Japan JIS 0 6 5 4 2

 < 1 > < 2 > < 3 >


COPYRIGHT 2009 AYB Wuhan HOREDA Equipment and Machinery Co. Ltd ALL RIGHTS RESERVED  DESIGNED BY DOORBANG