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GB 2Cr13 Details
GB 2Cr13 Standard Download
2Cr13 Application:Heat-resisting steel bars
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | 2Cr13 | Martensite | China - GB , GB 2270 (1980) - Seamless tubes GB/T 1220 (1992) - Stainless steel bars GB/T 1221 (1992) - Heat-resisting steel bars GB/T 14975 (2002) - Stainless steel seamless tubes for structures GB/T 3280 (2007) - Cold rolled stainless steel sheets and plates GB/T 4226 (2004) - Cold finished stainless steel bars GB/T 4237 (1992) - Hot rolled stainless steel sheets and plates GB/T 4239 (1991) - Cold rolled stainless steel and heat resisting steel strips GB/T 4240 (1993) - Stainless steel wires GB/T 4356 (2002) - Stainless steel wire rods GB/T 8732 (2004) - Steels of blade for steam turbine JB/T 6398 (2006) - Heavy stainless acid resistant and heat resistant steel forgings |
Chemical composition(wt.%) of 2Cr13 grade: GB 2270 (1980)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.16 | 0.25 | ||
| Si | - | 1.00 | ||
| Mn | - | 1.00 | ||
| P | - | 0.035 | ||
| S | - | 0.030 | ||
| Ni | - | 0.60 | ||
| Cr | 12.00 | 14.00 |
Mechanical properties of grade 2Cr13 GB 2270 (1980)
| 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) |
|---|---|---|---|---|---|---|
| 438 (≥) | 226 (≥) | 41 | 14 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 132 |
Physical properties of grade 2Cr13 GB 2270 (1980)
| 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 |
|---|---|---|---|---|---|---|---|
| 652 (≥) | 774 (≥) | 23 | 23 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 287 | 946 | 166 |
2Cr13 - Form of Supply
| 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 |
Cross Reference Table(Equivalent Grade)
| Grade | Standard | Country | Application |
|---|---|---|---|
| 2Cr13 | GB | China | Heat-resisting steel bars |
| X12Cr13 | AWS | Germany | Steel FE-PM1901 (X12CrNi13) - 600 MPa <= Rm <= 800 MPa - Bars - De <= 70 mm |
| 1.4006 | AWS | Germany | Steel FE-PM1901 (X12CrNi13) - 600 MPa <= Rm <= 800 MPa - Bars - De <= 70 mm |
| X12Cr13 | B.S. | UK | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| 1.4006 | B.S. | UK | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| X12Cr13 | AFNOR | France | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| 1.4006 | AFNOR | France | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| X45Cr13 | DIN | Germany | Corrosion-resistant high-temperature steel |
| 1.3541 | DIN | Germany | Corrosion-resistant high-temperature steel |
| X12Cr13 | ISO | International | Stainless steels - Chemical composition |
| X52Cr13 | ISO | International | Stainless steels - Chemical composition |
| X12Cr13E | ISO | International | Steels for cold heading and cold extruding |
| X42Cr13 | EN | Germany | Tools high alloyed Cr steel |
| X42Cr13 | DIN | Germany | Tools high alloyed Cr steel |
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