CNS CNS 305 Enquiry | Print this page
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CNS 304LN - CNS
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- CNS standard stainless steel austenite size
Chemical composition % of the ladle analysis of grade CNS 305
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
| Max 0.12 | Max 1.00 | Max 2.00 | Max 0.045 | Max 0.030 | 17.00-19.00 | 10.50-13.00 |
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 559 (≥) | 846 (≥) | 42 | 31 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 932 (≥) | 561 (≥) | 14 | 22 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
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| 952 | 188 | 812 |
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| T72305 | Carbon tool steel |
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| 305 | Stainless steel and heat resistant steel |
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| A 167 Type 305 | Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip |
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| A 240 Type 305 | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
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| A 249 TP305 | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
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| A 276 305 | Stainless Steel Bars and Shapes |
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| A 313 Type 305 | Stainless Steel Spring Wire |
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| A 314 305 | Stainless Steel Billets and Bars for Forging |
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| A 368 Type 305 | Stainless Steel Wire Strand |
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| A 473 305 | Stainless Steel Forgings |
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| A 478 Type 305 | Chromium-Nickel Stainless Steel Weaving and Knitting Wire |
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| A 492 Type 305 | Stainless Steel Rope Wire |
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| A 493 Type 305 | Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
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| A 511 MT305 | Seamless Stainless Steel Mechanical Tubing |
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| A 554 MT 305 | Welded Stainless Steel Mechanical Tubing |
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| A 580 Type 305 | Stainless Steel Wire |
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| A 959 Type 305 | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
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| F 593 305 | Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs |
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| F 594 305 | Standard Specification for Stainless Steel Nuts |
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| F 880 Class A1-50 305 | Standard Specification for Stainless Steel Socket Set Screws (Metric) |