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.
GCr15 bearing steel round bars inventory GCr15 steel bars close-up view GCr15 forged steel bars quality inspection GCr15 steel round bars manufacturing process GCr15 bearing steel bars packaging GCr15 steel bars dimensional verification GCr15 round bars surface finish detail
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.