Precision Bearing Steel Tubes

Our company is involved in manufacturing, exporting and supplying a quality range of Precision Bearing Steel Tubes.

Product Features:
1) Size range: 10 - 114mm OD x 1 - 14mm WT
2) Heat treatment: spheroidize annealed
3) Grades: 100Cr6 according EN ISO 683 17 ( 1.3505 acc EN 10027 2 ), (SUJ2 acc JIS ), ( 52100 acc ASTM A29 ) Chemical composition according EN ISO 683 17, ( 1.3505 acc EN 10027 2 ), (SUJ2 acc JIS ), ( 52100 acc ASTM A29 ) Tubes are delivered as annealed to globular cementite GKZ+K+G Hardness: HB 174 a 220 HB Guaranties after hardening: 60-64 HRC Decarburization bars surface: max 0,2 mm. Tubes are delivered without rust, scales and crack. 100% control of material by sparking method and all tubes pass eddy current testing and ultrosonic testing.
4) Hexagonal bundles of max. 2,000g with several steel strips
5) Smooth surface, uniform mechanical property, tight tolerance, steady microstructure.
6) Packing:
Inner packing: Two tags on each bundle
Outer packing: Bundles wrapped in PVC sleeve and sackcloth with several steel strips, One tag tied on the outer package
7) Specifications:GCr15 i 52100a SUJ2a SUJ3a 100Cr6a SKF3a SKF3Si i 20CrNiMo i 8620Ha 4118Hi
8) Application fields: Products are widely used in aerospace, automotive, electrical, instrumentation, and other areas.
9) HSA Code:A A ;
10) Certificates: The products have been certified by ISO9001, DNV.