Xi'an machinery & engineering import & export co.,ltd.
China Chrome Steel Bearing Balls & High Precision Bearing Balls Supplier The best precision makes your bearing roll more smoothly. High quality, Best service, Reasonable price.
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Solid Steel Balls For Ball Bearing
GCr15 steel is a kind of high carbon chromium bearing steel with low alloy content, have good performance and most widely used in various industires. It has high and uniform hardness, good wear resistance and high contact fatigue performance after quenching and tempering.
Such as size range 28.575-34.925mm(1.125 inch-1.375 inch) industry standard Grade 28 hardened steel ball bearings, high quality graded hardened chrome steel ball bearings made from chromium AISI 52100 steel.
Hardened to 61-67 Rockwell Scale equivalent to 700-900 HV (Vickers Scale) and are hardened all the way through the ball. These are the same hardened steel balls used to manufacture bearing assemblies and have a high duty and life cycle.
Manufactured in compliance to the following international standards: AISI52100 / EN31 / BS534A99 / W1.3505 / BS535A99 / UNI100C6 / AFN100C6 / DIN100C6 / JIS G4805 SUJ2
We follow the strict production process, and strict production quality control, to provide top quality, top service for the purpose of customer satisfaction. Such as Inspection of Raw materials → Cold heading process → Flashing process→ Heating treatment process → Hard grinding process → Lapping process → tested → Cleaning → Appearance inspection → Cleaning and Oil → Re-inspection → Packaging → Inspection report.
The best precision, make your bearing roll smoother.
Why choose us
1. Professional manufacturer of steel balls more than 15 years.
2. The leading domestic facility which can supply high precision steel balls with complete specifications.
3. An integrated set of industry and trade company,professional at before & after sales service.
4. Certified by ISO 9001:2000,SGS quality system certification.
5. Strict quality control system,100% inspection.
6. Adequate inventory,on time delivery.
7. All inquiries and messages will be replied within 24 hours.
8. Free samples can be offered.