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Smooth High Chrome Steel Balls 33.318mm 1.311732" Gcr15 SUJ2 Grade 28

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Smooth High Chrome Steel Balls 33.318mm 1.311732" Gcr15 SUJ2 Grade 28

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Brand Name :OEM , ODM
Model Number :33.318mm(1.311732")
Certification :SGS,ISO9001,IAF,CNAS
Place of Origin :china
MOQ :5760pcs
Price :FOB tianjin port, qingdao port
Payment Terms :L/C, T/T
Delivery Time :15-45days
Packaging Details :Plastic bag+ cardon box+ wooden pallet
steel :alloy steel,chrome steel,high carbon steel, 100Cr6, SUJ2
Grade :G28
Hardness :HRc61-67
appearance :Smooth, Bright, no visible flaws, high quality
use :Ball Bearing, Slewing Ring Bearing, precision instruments
Standard :DIN, ASTM, AISI, JIS, AFN
characteristic :High Precision, High Hardness,finest quality
free Sample :supply for you
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33.318mm(1.311732") Gcr15, SUJ2 Grade 28, High Precision Steel Ball For Bearing

Brief Introduction

Metal (Gcr15,100Cr6,52100,SUJ2) steel balls, also called bearing steel balls,High precision chrome (high carbon) steel balls contain chromium.They offer superior wear resistance, high hardness and high load bearing capacity as a result of through-hardening.

Grade 25 chrome steel bearing balls are widely used in precision ball bearings as well as most aerospace, Transportation and industrial applications. Chromium (CR) has a tendency to increase hardness, toughness and wear resistance of steel. Chrome steel is a chrome Alloy carbon steel, not a chrome plated steel.The finest quality chrome steel produced in accordance with the highest industry standards. Modern furnaces with precisely controlled atmospheres and temperatures are used for heat treating to assure uniform hardness and proper microstructure for each Stainless steel ball. Throughout the manufacturing process, statistical process control assures tolerance accuracy, fine surface finish and consistent high quality.

Chrome balls are manufactured from the highest quality chrome alloy steel and through-hardened for maximum strength and service life. Applications that are ideal for chrome balls include tumbling media, ball bearings,Wind Turbine Bearing, linear motion components.most widely used in various industires.

Properties

  • Authentic material, selected GB/T18254-2002 standard, high-quality bearing steel steel.
  • High precision, strictly in accordance with GBT308-2002 steel ball standard production, photoelectric automatic detection and screening, higher precision.
  • Durable, compressive, wear-resistant, strong toughness, durable and longer service life.
  • Precision manufacturing, standard workshop, large-scale production, automated equipment testing to ensure quality.

Grade and Tolerances-um (Micrometer)

Grade Deviation from Spherical Form Lot Diameter Variation Norminal Ball Diameter Tolerance Maximum Surface Roughness in Microinches "Ra"
28 0.7 1.4 0.7 0.05

Chemical Composition
C% Si% Mn% Cr% Cu% C%
52100 0.98~1.10 0.15~0.35 0.25~0.45 1.30~1.60 0.98~1.10
GCr15 0.95~1.05 0.15~0.35 0.25~0.45 1.40~1.65 0.25 0.95~1.05
GCr15SiMn 0.95~1.05 0.45~0.75 0.95~1.25 1.40~1.65 0.25 0.95~1.05
100Cr6 0.93~1.05 0.15~0.35 0.25~0.45 1.35~1.60 0.93~1.05
SUJ2 0.95 or 1.10 0.15 or 0.35 0.50 max 1.30~1.60 0.95 or 1.10

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