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Brand Name : ZYS
Model Number : 2.778mm
Certification : CE, ISO
Place of Origin : China
MOQ : 100 pcs
Price : USD 1/piece
Supply Ability : 400000/Month
Delivery Time : 10-15 days
Packaging Details : Standard package for export
Model NO. : 2.788mm
Shape : Polish Round Bearing Steel Ball
Grade : G10-G1000 Chrome Steel Ball
Application : Bearing, Solid Bicycle, Motor, Machinery, Tools
Product Name : High-Carbon Stainless Chrome Steel Ball
Structure : Solid Chrome Steel Ball
Size Range : 0.5mm-180mm Chrome Steel Ball
Accuracy Grade : G3 G5 G10 G25 G40
Ball Material : Steel Ball, Ceramic Ball, Si3n4 ,Zro2
Color : White, Black
Compressive Strength : Above 3500
Use Upper Limit Temperature : 800-1250
Vickers Hardness : 1400~1800
Density : 3.19~3.3
Use : Light Duty Bearing,Conveyer Belt, Bicycle
Transport Package : Cases and Pallets or as Customer′s Requirment
Specification : 38.1-180mm
Trademark : CAEC/OEM
Origin : Luoyang, Henan, China
Customized : Non-Customized
Standard Parts : Yes
Universal : Yes
Material : Galvanized Steel, Plastic, Brass Steel and Others
Hardness : 58-65 HRC Bearing Ball
Samples : US$ 0.1/Piece
Customization : Available | Customized Request
9Cr18, 9Cr18Mo stainless steel ball
9Cr18 is high carbon and high chromium martensite stainless bearing steel. After quenching, it has high hardness and wear resistance, high dimensional stability, generally used after quenching and tempering.
9Cr18Mo has the same characteristics and application as 9Cr18 steel, but has higher hardness and stability after quenching. Molybdenum can increase the passivation effect of stainless steel.
9Cr18, 9Cr18Mo material chemical composition | ||||||||||
Steel grade | Carbon | Manganese | Silicon | Chromium | Nickel | Copper | Sulfur | Phosphorus | Molybdenum | |
Stainless steel 9Cr18 | 0.90/1.00 | ≤0.70 | ≤0.80 | 17.0/19.0 | ≤0.60 | ≤0.030 | ≤0.030 | |||
Stainless steel 9Cr18Mo | 1.00/1.10 | ≤0.80 | ≤0.50 | 16.0/18.0 | ≤0.030 | ≤0.030 | 0.40-0.70 |
9Cr18, 9Cr18Mo material mechanical properties | |||||
Heat treatment | σb Mpa | σs % | Ψ% | HRC/HBW | |
Quenching and tempering state | --- | --- | --- | ≥58 HRC | |
Annealing state | 755 | 14 | 27.5 | 230-240 HBW |
9Cr18, 9Cr18Mo High carbon chromium stainless steel ball specifications | |||||
Nominal diameter of steel ball | Nominal diameter of steel ball | Nominal diameter of steel ball | |||
mm | in | mm | in | mm | in |
0.5 | 0.6 | 0.794 | 1/32 | ||
0.8 | 1 | 1.588 | 1/16 | ||
2 | 2.381 | 3/32 | 2.5 | ||
2.778 | 7/64 | 3 | 3.175 | 1/8 | |
3.5 | 3.969 | 5/32 | 4 | ||
4.5 | 4.762 | 3/16 | 5 | ||
5.159 | 13/64 | 5.5 | 5.953 | 15/64 | |
6 | 6.35 | 1/4 | 6.5 | ||
6.747 | 17/64 | 7 | 7.144 | 9/32 | |
7.5 | 7.938 | 5/16 | 8 | ||
8.5 | 9 | 9.525 | 3/8 | ||
10 | 11.112 | 7/16 | 12 | ||
12.303 | 31/64 | 12.7 | 1/2 | 13.494 | 17/32 |
14.288 | 9/16 | 15.081 | 19/32 | 15.875 | 5/8 |
16.669 | 21/32 | 17.462 | 11/16 | 18.256 | 23/32 |
19.05 | 3/4 | 20.638 | 13/16 | 22.225 | 7/8 |
►Manufacturing capacity of 9Cr18, 9Cr18Mo stainless steel ball:
►Exhibition of 9Cr18, 9Cr18Mo stainless steel ball:
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9Cr18 9Cr18Mo Stainless Steel Bearing Ball G3 G5 G10 G25 G40 Images |