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China Stainless Steel Balls manufacturer

AISI316L 2g Stainless Steel Ball Bearings For Nail Polish 7.937mm 5/16 Inch

Product Details:
Place of Origin: Shandong
Brand Name: JN
Certification: SGS
Model Number: 316L
Payment & Shipping Terms:
Minimum Order Quantity: 500kg
Price: Negotiable
Packaging Details: Ploy bag+25kg carton box+1000kg wooden box
Delivery Time: 7-15 days
Payment Terms: T/T, Western Union, MoneyGram
Supply Ability: 50 Ton/Tons per Month

Detail Information

Standard: AISI, ASTM, DIN, EN, GB, JIS Application: They Feature Remarkable Hardness
Brand Name: JN Material: 440C Stainless Steel
Place Of Origin: Shandong, China Specific Heat: 450
Density: 7.70 Hardness: HRC20.0-39.0
High Light:

stainless steel round balls


round steel balls

Product Description


Product Description


Martensitic hardened stainless steel balls, they feature remarkable hardness, wear resistance, surface finishing,

narrow dimensional tolerances. For that reason this type of steel is frequently used in precision devices. Balls

are provided in the passivated condition.


Basic Information

Property Symbol U.o.M. Type Notes Values
Density δ [g/cm3] Physical Room temp. 7.80
Young's modulus E [GPa] Mechanical - 200
Specific heat c [J/kg-K] Thermal Room temp. 464
Coefficient of linear thermal expansion α [10^-6/ºC] Thermal (ΔT=0-100°C) 12.3
Thermal conductivity λ [W/(m·K)] Thermal Room temp. 42.4
Electric resistivity ρ [Ω*m*10^-9] Electric - 215
Relative magnetic permeability µ - Magnetic Ferromagnetic > 300


Chemical composition

%C %Si %Mn %P %S %Cr %Ni %Mo %Cu
0.95-1.05 0.15-0.35 0.25-0.45 0.025 max 0.025 max 1.40-1.65 0.30 max 0.08 max 0.20 max



International standards

100Cr6 52100 1.3505 100C6 534A99 9Ch1 GCr15 SUJ2



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