Polished Surface GCr15 Bearing Steel Round Bar for Mold Steel Application with OD 6-630mm

Minimum Order Quantity 1 Ton
Price US $720-1,350 / Ton
Product Details
Model NO. ASTM52100 Surface Treatment Polished
Diameter Range OD 6-630mm Production Capacity 500tons
Carbon Content 0.95-1.05% Silicon Content 0.15-0.35%
Manganese Content 0.25-0.45% Chromium Content 1.4-1.65%
Phosphorus Content ≤0.025% Sulfur Content ≤0.025%
Hardness 179-207 HBW Forging Ratio ≥ 4:1
Grain Size ≥ 6 Nonmetal Ratio ≤ 2.0
Length Tolerance 0-20 Mm
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Polished Surface Steel Round Bar

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OD 6-630mm Bearing Steel Bar

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Mold Steel Application GCr15 Steel Bar

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Product Description
GCr15 Bearing Steel Round Bars
GCr15 steel round bars (SAE52100/EN 100Cr6/DIN 1.2067) are high-performance bearing steel products manufactured according to GB/T 18254 standards. Known for excellent cost-effectiveness, GCr15 bearing steel is widely utilized across various industrial applications.
Product Specifications
  • Material Standards: GB/T 18254 GCr15, SAE52100, EN 100Cr6, DIN 1.2067
  • Available Forms: Hot rolled round bars, square bars, cold-drawing bars, forged bars
  • Hot Rolled Round Bars: OD 6mm - 80mm
  • Forged Round Bars: OD 80mm - 1200mm
  • Forged Square Bars: OD 100mm - 1200mm
  • Tolerances: OD ±0-3mm, Length ±0-20mm
Manufacturing Process
EAF arc furnace + LF purification refining + VDF + ingot steel (bottom gating/argon) + forged + annealing + black polishing (turnery) + GB/T6402-92 ΙΙ UT test + smooth edges with sawing.
Chemical Composition (%)
Grade C Si Mn Cr P S Mo Ni Cu
GB/T 18254 GCr15 0.95-1.05 0.15-0.35 0.25-0.45 1.4-1.65 ≤0.025 ≤0.025 ≤0.1 ≤0.3 ≤0.25
Mechanical Properties
Grade Delivery State Hardness HBW (max) Forging Ratio Grain Size (level) Nonmetal Ratio
GB/T 18254 GCr15 Hot rolled, forged, annealing treatments 179-207 ≥ 4:1 ≥ 6 ≤ 2.0
Applications
GCr15 stainless steel round bars are primarily used in manufacturing shafts for internal-combustion engines, electromobiles, machine tools, tractors, steel rolling machines, sounding borers, railway vehicles, and mining machinery.
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For inquiries about GB/T 18254 GCr15 round bars or other steel grades, please contact our technical sales team for competitive pricing and delivery options.