302 Stainless Steel Round Bar
302 stainless steel bar is widely used in auto parts, aerospace hardware tools, chemical industry. Specifically as follows:crafts, bearings, skateboards, medical equipment, electrical appliances and so on.
Features:302 stainless steel ball belongs to austenitic type steel, close to 304, but 302 hardness is higher, HRC < 28, with good rust resistance and corrosion resistance.
302 round bar chemical composition
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Chemistry Information |
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Element |
Percentage |
| Mn | 2 max |
| C | 0.15 max |
| P | 0.045 max |
| S | 0.03 max |
| Si | 0.75 max |
| Cr | 17 - 19 |
| Ni | 8 - 10 |
| N | 0.1 max |
302 round steel physical properties
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Physical Properties 302 |
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Annealed |
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|---|---|---|---|---|---|
| Density | 0.284 lb/in3 | ||||
| Ultimate Tensile Strength | 84 ksi | ||||
| Yield Tensile Strength | 34 ksi | ||||
| Shear Modulus | 11,000 ksi | ||||
| Shear Strength | 58 ksi | ||||
| Fatigue Strength | 31 ksi | ||||
| Hardness Rockwell | Brinell | B87 | 172 | ||||
| Elongation at Break Percentage | 44% | ||||
| Reduction of Area | 51% | ||||
| Modulus of Elasticity | 29,000 ksi | ||||
| Poisson's Ratio | 0.28 | ||||
| Machinability Percentage | 28% | ||||
| Melting Point | 2,550-2,590 °F | ||||
| Specific Heat | 1.1 x 10^-1 BTU/lb-°F | ||||
| Thermal Conductivity | 113 BTU-in/hr-ft^2-°F | ||||
| Electrical Conductivity | 2.4% IACS | ||||
302 steel round bar mechanical property
| MECHANICAL PROPERTIES | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| PROPERTY | MINIMUM | MAXIMUM | |||||||
| Yield Strength Range (Rp0.2 Offset) (ksi) | – | 899 | |||||||
| Tensile Strength Range (Rm) (ksi) | – | 399 | |||||||
| Elongation (AL=5 x Ø) | – | 55.0% | |||||||
| Brinell Hardness (H) | – | 201 | |||||||
| Modulus of Elasticity (ksi) (E): 28000 | |||||||||
| Machineability General Index: – | |||||||||
The use of stainless steel round bar
Stainless round bar belongs to the category of long steel, and belongs to the category of bar, the so-called stainless steel round steel refers to the cross-section of a uniformly round long material, generally about four metres long.
Stainless round stock application prospects are broad, is widely used in hardware kitchenware, shipbuilding, petrochemical, machinery, medicine, food, electricity, energy, aerospace, etc., building decoration. Seawater with equipment, chemical, dyes, paper, oxalic acid, fertiliser and other production equipment; photographic, food industry, coastal facilities, ropes, CD rods, bolts, nuts.
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