Product Parameters
YB/T4146 High Carbon Chromium Bearing Steel Seamless Steel Pipe
Material
YB/T4146 seamless metal pipes are manufactured from high carbon chromium bearing metal, designed to offer fantastic wear resistance, high hardness, and advanced fatigue electricity, making them best for bearing packages.
Specification
widespread: YB/T4146
form: Seamless metallic pipe
floor: Mill end, polished, or ground
Sizes: various outer diameters and wall thicknesses to be had upon request
warmth treatment: typically warmness treated to achieve favored
mechanical houses
testing: Non-destructive testing (NDT) such as ultrasonic testing or magnetic particle inspection is normally executed to ensure best
Key Features
high hardness and wear resistance due to excessive carbon and chromium content material
awesome fatigue overall performance for bearing additives
Seamless creation ensures advanced electricity and uniformity
true dimensional accuracy and floor finish
suitable for cold running and machining techniques
Chemical Composition
| Element | Content (%) |
| Carbon (C) | 0.95 - 1.10 |
| Chromium (Cr) | 1.30 - 1.65 |
| Silicon (Si) | 0.15 - 0.35 |
| Manganese (Mn) | 0.25 - 0.45 |
| Phosphorus (P) | ≤ 0.025 |
| Sulfur (S) | ≤ 0.025 |
| Iron (Fe) | Balance |
Mechanical Properties
| Property | Value | Test Method |
| Tensile Strength (σb) | ≥ 1100 MPa | ASTM E8 / GB/T 228.1 |
| Yield Strength (σ0.2) | ≥ 850 MPa | ASTM E8 / GB/T 228.1 |
| Elongation (δ5) | ≥ 6% | ASTM E8 / GB/T 228.1 |
| Hardness (HRC) | 58 - 64 (after heat treatment) | Rockwell Hardness Test |
| Impact Toughness | Typically low due to high carbon content | Charpy test |
Steel Grade
YB/T4146 excessive carbon chromium bearing metallic for seamless pipes
comparable to grades like GCr15 in chinese language requirements
Application
Manufacture of bearing rings and rolling elements (balls, rollers)
automobile and industrial bearing additives
Precision machinery parts requiring high put on resistance and fatigue electricity
gear and additives subjected to cyclic loads and abrasive put on
Equivalent Grades
| Standard | Equivalent Steel Grade |
| GB/T 18254 | GCr15 |
| AISI/SAE | 52100 |
| JIS | SUJ2 |
| DIN | 100Cr6 |
YB/T4146 seamless metal pipes made of high carbon chromium bearing steel offer an splendid stability of excessive hardness, put on resistance, and fatigue electricity, making them a desired fabric for high-overall performance bearing components and precision mechanical components.
Product Show
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