Steel Balls, Stainless Car AISI 304-AISI 316, AISI 420-AISI 440, 12.7mm G16-G500

Model Number: 1/2inch G100 Brand Name: SAILINGBALL Key Specifications/Special Features: .Applications: valve, aerosol and finger pump, bearings and electronic components. Density: 7.94g/cm. Grade: 5-milling. Size: 1.0mm-1" Stainless steel ballMaterial available .AISI 304-AISI 316 .AISI 420-AISI 440 Chemical composition AISI number C% Si% Mn% Cr% Ni% Mo% P% S% Property AISI 304 0.07 max 1.00 max 2.00 max 17.0-19.0 8.0-10.5 0.045 max 0.03 max Slightly magnetic, flat surface HRC 25min
Better corrosion resistance than 4 series stainless steel AISI 316 0.07 max 1.00 max 2.00 max 16.5-18.5 10.5-13.5 2.00-2.50 0.045 max 0.03 max Slightly magnetic, flat surface HRC 25 min
Better corrosion resistance than SS304 specially against Sulfuric scid and ink/bleach/nitric acid AISI 420 0.07-0.25 1.00 max 1.00 max 12.0-14.0 0.045 max 0.03 max Magnetic marten site steel flat surface HRC 50 min,better corrosion resistant than SS440 AISI 430 0.08 max 1.00 max 1.00 max 15.5-17.5 0.045 max 0.03 max Ferritic stainless steel, better corrosion resistant than 3 series at higher temperature flat surface HRB 85min AISI 440 0.95-1.20 1.00 max 1.00 max 16.0-18.0 0.045 max 0.02 max For diameter under 1/8", hardness HV 660-780 above 1/8" HRC 58min *Austenitic steel (AISI 304/316) can be demagnetized by solution heat treatment