AISI 440 Stainless Steel Roller Balls 13 MM 17 MM For Conveyor Belts Rollers
Brand Name:JN
Certification:SGS ISO
Model Number:13 MM 17 MM
Minimum Order Quantity:500kg
Delivery Time:7-15 days
Payment Terms:T/T, Western Union, MoneyGram,Paypal, L/C, D/A, D/P
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Jinan Shandong China
Address:
XUESHAN ROAD,LICHENG DISTRICT ,JINAN CITY ,SHANDONG ,CHINA
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Product Details
13 MM 17 MM AISI 440 Stainless Steel Roller Balls For Conveyor Belts Rollers
Chemical Composition
%C | %Si | %Mn | %P | %S | %Cr | %Mo |
|---|---|---|---|---|---|---|
0.95-1.20 | 1.00 max | 1.00 max | 0.040 max | 0.030 max | 16.00-18.00 | 0.75 max |
Applications |
|---|
Precision bearings, anti-friction bearings, special valves,
conveyor belts and rollers, ballpoint pens. They are used in
foodstuff, medical instruments, quick couplings, recirculating ball
bearings, knotting devices, oil refinery devices. |
International standards
ITA | USA | GER | FRA | UK | RUS | CHN | JAP |
|---|---|---|---|---|---|---|---|
X 105CrMo17 | 440C | 1.4125 | Z100CD17 | - | 95X18 | 9Cr18Mo | SUS440C |
Physical / mechanical / thermal / electric / magnetic properties
Property | Symbol | U.o.M. | Type | Notes | Values |
|---|---|---|---|---|---|
Density | δ | [g/cm3] | Physical | Room temp. | 7.70 |
Young's modulus | E | [GPa] | Mechanical | - | 210 |
Specific heat | c | [J/kg-K] | Thermal | Room temp. | 450 |
Coefficient of linear thermal expansion | α | [10^-6/ºC] | Thermal | (ΔT=0-100°C) | 10.2 |
Thermal conductivity | λ | [W/(m·K)] | Thermal | Room temp. | 19.6 |
Electric resistivity | ρ | [Ω*m*10^-9] | Electric | - | 680 |
Relative magnetic permeability | µ | - | Magnetic | Not hardened | > 700 |
Technical data
Property | Type | U.o.M. | Values | U.o.M. | Values |
|---|---|---|---|---|---|
Hardness | Mechanical | [HRC] | 57 - 65 | - | - |
Ultimate tensile strength | Mechanical | [MPa] | 1900 - 2000 | [psix10^3] | 275 - 290 |
Service temperature | Thermal | [ºC] | 0 / 400 | [ºF] | 32 - 752 |
Corrosion Resistance |
|---|
The material resists to corrosion in contact with freshwater,
steam, oil, petrol, alcohol. They are subjected to pitting
corrosion in sea water environments. Poor corrosion resistance in
acid environments. |
Range
Diameters (min/max) | U.o.M. | Diameters (min/max) | U.o.M. | Precision grades (ISO 3290-1 / DIN 5401 / AFBMA) |
|---|---|---|---|---|
0.300 - 300.000 | [mm] | 1/64 - 12 | ["] | See section International Standards: ISO 3290-1 / DIN 5401 / AFBMA |
Feature
440C: 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.
AISI 440 Stainless Steel Roller Balls 13 MM 17 MM For Conveyor Belts Rollers
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