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GH3652 (High-termperature alloy steel)
USI mainly provide flat steel (HRC, HR Plate, CRC, GI, GL,PPGI, etc.), long steel (billet, deformed bar, wire rod, round bar, pipe, etc.) and special steel (high- tensile steel & stainless steel) to end consumers、distributors & trading houses in the world.
Category：
Product Description
High-termperature alloy steel is widely used in aviation, aerospace and other industries.
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） |
| C | - | 0.1 |
| Cr | 26.5 | 28.5 |
| Ni | - | Balance |
| Al | 2.8 | 3.5 |
| Fe | - | 1 |
| Ce | - | 0.03 |
| Si | - | 0.8 |
| Mn | - | 0.3 |
| P | - | 0.02 |
| S | - | 0.02 |
Mechanical properties of grade GH3652
| Proof strength | Tensile strength | Impact energy | Elongation at fracture | Reduction in cross section on fracture | As-Heat-Treated Condition | Brinell hardness (HBW) |
| Rp0.2(MPa) | Rm(MPa) | KV (J) | A(%) | Z(%) | ||
| 556 (≥) | 963 (≥) | 43 | 34 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 241 |
Physical properties of grade GH3652
| Property | Density | Temperature T | Specific heat | Thermal conductivity | Electric resistance | Modulus of elasticity | Expansion rate |
| kg/dm3 | °C/F | J / kgK | W/mK | µΩ·cm | kN/mm2 | ||
| 899 (≥) | 655 (≥) | 33 | 21 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 241 | |
| Temp. | Creep strain limit | Creep rupture strength |
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| °C/°F | (10000h) | (10000h) | |||||
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(Rp1,0) N/mm2 | (Rp1,0) N/mm2 | |||||
| 396 | 638 | 761 |
GH3652 Range of products
| 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 |
Key words：
Long Products / Flat Products / Special Products
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