GCr15 Bearing Steel Balls

GCr15 bearing steel balls are commonly used in ball bearings and mechanical components, delivering stable load capacity, wear resistance, and long fatigue life in continuous rolling applications.

Through-Hardened

Bearing-Grade Material

High Load Capability

Cost-Effective for Standard Industrial

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Detailed Description

Also known as bearing steel balls, gcr15 steel ball is widely used in precision bearings and general rolling element applications.

GCr15 Bearing Steel Balls

GCr15 bearing steel balls are manufactured from high-carbon chromium steel and are commonly used in ball bearings and mechanical transmission systems.With a through-hardened microstructure, they maintain stable performance and dimensional consistency under continuous rolling and load conditions.

Technical Specifications

Item	Specification
Material	GCr15 / AISI 52100 / 100Cr6
Size Range	0.5 mm – 200 mm
Hardness	60 – 66 HRC
Precision Grades	G10 – G1000
Density	7.81 g/cm³
Standard	ISO 3290 / GB standard equivalent
Heat Treatment	Through-hardened
Packing	10 kg or 20 kg per carton, approx. 1 ton per pallet, or as required
Condition	Dry or oiled (anti-rust protection)
Delivery Time	Stock available or 35 days

Chemical Composition

Element	C	Si	Mn	P	S	Cr
Typical Value (%)	0.93–1.05	0.15–0.35	0.25–0.45	≤0.025	≤0.015	1.35–1.65

Typical chemical composition shown for reference only. Actual values may vary slightly depending on the specific standard or material designation ordered.

FAQ

What are the main application scenarios for gcr15 steel balls?

These gcr15 steel balls are widely used in precision bearings, machinery parts and transmission components for stable running under moderate‑load working conditions.

What is the hardness feature of GCR15 bearing steel balls?

After standardized heat treatment, these steel balls gain high surface hardness, which helps resist wear and extend service life in continuous mechanical operation.

Can GCR15 bearing steel balls support custom size requirements?

Yes, we can supply multiple diameter specifications. Special sizes are available upon request to match different equipment assembly and tolerance demands.

How about the anti‑wear performance of GCR15 bearing steel balls?

Made of high‑carbon chromium alloy material, they show good wear resistance, suitable for high‑speed rotation environments of industrial bearing assemblies.

What tolerance grades can you provide for GCR15 bearing steel balls?

We produce steel balls covering common precision grades. Strict dimension inspection is carried out to guarantee consistent roundness for end‑user assembly.

What packaging options do you offer for GCR15 bearing steel balls?

We adopt anti‑rust packaging for long‑distance shipment. Custom‑tuned packing solutions are acceptable for bulk export orders from global buyers.

What packaging options do you offer?

We offer multiple packaging options, including cartons, steel drums and bulk bags. Customized packaging is available based on customer requirements.

Can you help select the right grade for our application?

Yes, we can recommend suitable precision grades based on your application, load conditions and performance requirements.

Why Choose Huari Steel Ball?

Factory Direct Value

As a manufacturer since 1986 with an annual capacity of 3,600 tons, we eliminate middlemen, offering you competitive factory-direct pricing and stable lead times.

Engineering Expertise

Our team doesn't just sell parts; we provide solutions. We offer CAD/STEP drawing support and technical consultation to help you select the exact clearance (C0/C3) and grease type for your application.

Customization Flexibility

Unlike rigid distributors, we support custom modifications, including special internal clearances, non-standard dimensions, and private labeling (OEM).

Certifications & Quality