TORICH INTERNATIONAL LIMITED
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High-carbon Chromium SAE52100 / GCr15 /100Cr6 /SUJ2 Bearing Steel Tube
We are professional supplier of steel pipes in China, and have been in this line for many years, our main products are
GCr15/SUJ2/SAE 52100 seamless steel pipe , seamless steel pipe, welded steel pipe, carbon steel pipe, alloy steel pipe...
If you have any need of these priducts, pls contact us freely.
1. Grade:100Cr6/Gcr15/Suj2/SAE52100
2. Size: 5mm~840mm
3. Standard: GB/T18254-2016
4. Certification: ISO9001, SGS, CTI, ROHS
| Product Name | High-carbon Chromium SAE52100 / GCr15 /100Cr6 /SUJ2 Bearing Steel Tube |
| Material | 100Cr6/Gcr15/SUJ2/SAE52100 |
| Color | nickel white or baclk |
| Standard | GB/T-18254 YB/T4146-2016 |
| Grade | 100Cr6/Gcr15/Suj2/SAE52100 |
| Heat treatment | Spheroidizing annealing |
| Production process | Cold drawn ,Cold roller, Hot roller |
| Handress | 179~350HB |
| Standard | GB,YB | JIS | VDEh | ASTM | AISI | SAE | BS | NF |
| GCr6 | 105Cr2(1.3501) | E50100 | 50100 | 100C3 | ||||
| GCr9 | SUJ1 | 105Cr4(1.3503) | E51100 | 51100 | 51100 | 534A99 | 100C5 | |
| GCr15 | SUJ2 | 100Cr6(1.3505) | E52100 | 52100 | 52100 | 534A99 | 100C6 | |
| GCr9SiMn | SUJ3 | A485-Gr.1 | ||||||
| GCr15SiMn | 100CrMn6(1.3520) |
Bearing Steel Tube Features:
1. Cleanliness and freedom from objectionable microscopic slag type inclusions.
2. Shallow decarburized surface.
3. Good surface quality.
4. Excellent micro-structure uniformity.
5. Tight tolerances, resulting in reduced machine time.
6. Wear resistance, long service life.
Main Delivery Conditions:NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
| Designation | Symbol | Description |
| Cold drawn/hard | +C | No heat treatment after the final cold drawing process. |
| Cold drawn/soft | +LC | After the final heat treatment there is a suitable drawing pass. |
| Cold drawn and stress relieved | +SR | After the final cold drawing process there is a stress relief heat treatment in a controlled atmosphere. |
| Annealed | +A | After the final cold drawing process the tubes are annealed in a controlled atmosphere. |
| Normalized | +N | After the final cold drawing operation, the tubes are normalized in a controlled atmosphere. |
Product Dispaly of Bearing Steel Tube:
Application:
Wooden Box Packing for export:
Manufacturing Process
QUALITY CONTROL
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects
FQA
Q: Are you trading company or manufacturer?
A:We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free samples?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.