Standard

                                                                            

Table1　　The contrast of Bearing Steel No of each country
 
Country Japan American Germany French China
Bearing Steel No. (JIS)SUJ2 (AISI)52100 (DIN)100Cr6 (NF)100C6 (GB)GCr15
Stainless Steel No. (JIS)SUS440C (AISI)440C (DIN)WNr4535 (NF)Z100CD17 (GB)9Cr18


Table2　　Accuracy Grade
 
Country Standard Accuracy Grade
Japan JIS P0 P6 P5
American ANSI ABEC1 ABEC3 ABEC5
Germany DIN P0 P6 P5
China GB 0 6 5


Table3　　Radial Clearanse
 
Bore diameter group 2 Standard group group 3 group 4 group 5
Over Incl min max min max min max min max min max
2.5 6 0 7 2 13 8 23 - - - -
6 10 0 7 2 13 8 23 14 29 20 37
10 18 0 9 3 18 11 25 18 33 25 45
18 24 0 10 5 20 13 28 20 36 28 48
24 30 1 11 5 20 13 23 23 41 30 53
30 40 1 11 6 20 15 33 28 46 40 64
40 50 1 11 6 23 18 36 30 51 45 73
50 65 1 15 8 28 23 43 38 61 55 90
65 80 1 15 10 30 25 51 46 71 65 105
Google Search:
Copyright © 2009    Last modified: 15/01/2012

Vietnam: Tel: 84-4-33546799 / Hotline: 0906015449  Fax: 84-4-33540856 Email: sales@a-d.com.vn;  Skype: lehiep1 

Singapore: 8 Marina View, #07-04 Asia Square, Tower 1, Singapore, 018960. Mail: sales@a-d.com.vn