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Steel balls chemical composition

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CARBON AISINO EQUIVALENT CHEMICAL COMPOSITION HARDNESS
C Si Mn P S Ni Cr Mo Ti HRC
AISI 1010 1015 Q235 En2E C1010/15 XC10 0.07 0.19 0.17 0.37  0.35 0.65 0.045 Max 0.045 Max 　 　 　 　 60 T0 65
AISI 1065 1070 C1065/70 En43E W.1.1249 XC70 0.67 0.75  0.10 0.40 0.50 0.80 0.05 Max 0.05 Max 　 　 　 　 60 T0 66
AISI 1080 1085 C1078 En42D CK80 XC80 0.77 0.85 0.10 0.40 0.50 0.80 0.05 Max 0.05 Max 0.25 Max 0.25 Max 　 　 60 T0 66
CHROME AISI 52100 GCr15 En31 W.1.3506
DIN 100Cr6		 0.95 1.10 0.15 0.35 0.25 0.45 0.03 Max 0.025 Max 0.03 Max 1.35 1.65 0.1 Max 　 60 T0 66
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 AISI 410 1Cr13 En56A X10Cr13 Z12C13 0.09 0.15 1.0 Max 1.0 Max 0.04 Max 0.03 Max 　 11.50 13.50 　 　 41 T0 45
AISI 420B 2Cr13 En56B W.1.4028 Z30C13 0.26 0.35 1.0 Max 1.0 Max 0.04 Max 0.03 Max 　 12.0 14.0 　 　 52 T0 55
AISI 420 3Cr13 En56M W.1.4034 Z30C13 0.28 0.36 0.8 Max 1.0 Max 0.04 Max 0.03 Max 　 12.0 14.0 　 　 52 T0 55
AISI 420C 4Cr13 En56D w.1.3541 Z40C13 0.40 0.50 1.0 Max 1.0 Max 0.04 Max 0.03 Max 1.0 Max 12.0 14.0 　 　 54 T0 60
AISI 440B 8Cr17 W.1.4112- 0.75 0.95 1.0 Max 1.0 Max 0.04 Max 0.03 Max 0.60 Max 16.0 18.0 0.75 Max 　 55 T0 58
AISI 440C 9Cr18Mo 11Cr17 W.1.4125- 0.95 1.20 1.0 Max 1.0 Max 0.04 Max 0.03 Max 0.60 Max 16.0 18.0 0.40 0.80 　 58 T0 62
AISI 304 0Cr18Ni9 En58E W.1.4301 Z6CN18O9 0.07 Max 1.0 Max 2.00 Max 0.045 Max 0.03 Max 8.0 10.5 17.0 19.0 　 　 NOHEAT TREATMENT 25-38
AISI 304L 00Cr19Ni10- W.1.4306 Z3CN18.10 0.03 Max 1.0 Max 2.0 Max 0.045 Max 0.03 Max 8.0 12.0 18.0 20.0 　 　
AISI 316 0Cr17Ni12Mo2 En518J W.1.4401 Z6CND17.12 0.07 Max 1.0 Max 2.0 Max 0.045 Max 0.03 Max 10.0 14.0 16.5 18.5 2.00 2.50 　
AISI 316L 00Cr17Ni14Mo2 W.1.4404 Z3CND17.11.12 0.03 Max 1.0 Max 2.0 Max 0.045 Max 0.03 Max 12.0 15.0 16.5 18.5 2.00 3.00 　
AISI 430 1Cr17 En60 W.1.4016 Z8C17 0.12 Max 1.0 Max 1.0 Max 0.045 Max 0.03 Max 0.6 Max 16.0 18.0 　 　

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Our Steel Ball Factory mainly focuses on high precision miniature steel ball manufacture and development. High precision stainless steel ball, chrome steel ball, glass ball and plastic ball, especially the size range from 0.5mm to 6.0mm, the precision up to Grade 5, are the main products we engage in.

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