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ASTM O2 Details
ASTM O2 Standard Download
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Tool Die Steels | O2 | USA - ASTM , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.85 | 0.95 | ||
| Si | - | 0.50 | ||
| Mn | 1.40 | 1.80 | ||
| P | - | 0.030 | ||
| S | - | 0.030 | ||
| Cr | - | 0.50 | ||
| Mo | - | 0.30 | ||
| V | - | 0.30 | ||
| W | - | - | ||
| Ni＋Cu | - | 0.75 |
| 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) |
|---|---|---|---|---|---|---|
| 444 (≥) | 617 (≥) | 22 | 43 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 442 |
| 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 |
|---|---|---|---|---|---|---|---|
| 827 (≥) | 975 (≥) | 14 | 43 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 122 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 216 | 599 | 789 |
| 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 |
|---|---|---|---|
| 0Cr17Ni12Mo2 | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 1Cr18Ni12Mo2Ti | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 0Cr18Ni12Mo2Ti | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 00Cr17Ni14Mo2 | GB | China | Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007) |
| X2CrNiMo18-14-3 | AWS | Germany | Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007) |
| 1.4435 | AWS | Germany | Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007) |
| Z 3 CND 17-11-02 | DIN | France | Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007) |
| TS 60 | SS | International | Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007) |
| 0Cr17Ni12Mo2N | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 00Cr17Ni13Mo2N | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 0Cr18Ni12Mo2Cu2 | GB | China | 0Cr18Ni12Mo2Cu2 stainless steel corrosion resistance, resistance to corrosion resistance is better than 0Cr17Ni12Mo2. 0Cr18Ni12Mo2Cu2 stainless steel used in the sulphuric acid resistant material. |
| 00Cr18Ni14Mo2Cu2 | GB | China | 00Cr18Ni14Mo2Cu2 0Cr18Ni12Mo2Cu ultra-low carbon steel, stainless steel 00Cr18Ni14Mo2Cu2 stainless steel is better than 0Cr18Ni12Mo2Cu2 resistance to intergranular corrosion. |
| 0Cr26Ni5Mo2 | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 00Cr30Mo2 | GB | USA | Stainless steel bars |
| 00Cr18Mo2 | GB | China | Welded stainless steel pipes for liquid delivery |
| 0Cr15Ni7Mo2Al | GB | China | Stainless steel bars |
| Ni-Mo28 | AFNOR | France | Nickel and nickel alloys. Nickel-molybdenum and nickel-molybdenum- chromium-alloys |
| O2 | ASTM | USA | Oil-Hardening Tool Steel |
| 1Cr12Ni3Mo2VN | GB/T | China | Specification for stainless steel cold rolled sheet for aviation |
| Z12CNDV12 Air 9160/C | AFNOR | France | wrought steels used in aeronautical constructions |
Relevant products
O2 Steel Stock
| Steel grade | Dimension | Shape | Unit | Quantity | Delivery state | Query |
|---|---|---|---|---|---|---|
| 0Cr13Ni8Mo2Al, PH13-8Mo, 13-8Mo, XM-13 round bar stock | Select | 0 | Select | Enquiry |