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Chrome Steel:
Chemical Composition Of Chrome Steel

Steel No . Chemical Composition(%)
C Si Mn P S Cr
GCr15 0.95-1.05 0.15-0.35 0.25-0.45 <=0.025 <=0.025 1.40-1.65

Interchange Of Chrome Steel No.

Country China ISO U.S.A Germany Japan Sweden
Bearing Steel No. GCr15 683/XVII 1 (AISI)52100 (Din)100Cr6 (Jis)SVJ2 SKF3

Stainless Steel:
Chemical Composition of stainless steel

Stainless Steel No. C% Cr% Si% Mn% S% P% Mo% Ni%
AISI440C 0.90-1.05 17-19 <=0.8 <=0.7 <=0.03 <=0.035 - -
AISI440B 0.75-0.90 17-19 <=0.8 <=0.8 <=0.03 <=0.035 1-1.3 -
AISI304(304L) 0.08(0.03) 18-20 <=1 <=2 <=0.03 <=0.035 - 8-10.5(9-13)
AISI316(316L) 0.08(0.03) 16-18 <=1 <=2 <=0.03 <=0.035 2-3 10-14

Interchange Of Chrome stainless steel No.

Country China U.S.A Germany Japan France
stainless steel No. 9Cr18 AISI440C - SUS440C -
9Cr18Mo AISI440B X102CrMo17 SUS440B Z105CrMo17
0Cr18Ni9 AISI304 X5CrNi8-10 SUS304 Z7CN18-09
0Cr17Ni12Mo2 AISI316 X5CrNiMo17-12-2 SUS316 Z7CND18-12-03