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GB GH2302 Details
GB GH2302 Standard Download
Category | Type | Grade | Designations |
---|---|---|---|
Grades | Stainless Steels | GH2302 | China - GB , GB/T 14992 (2005) - Classification and designation for superalloys and high temperature intermetallic materials GB/T 14993 (1994) - Hot-rolled heat-resisting superalloy bars for rotating parts GB/T 14995 (2010) - Hot-rolled superalloy sheets GB/T 14996 (2010) - Cold-Rolled heat-resisting superalloy sheets |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.08 | ||
Cr | 12.0 | 16.0 | ||
Mo | 1.50 | 2.50 | ||
Ni | 38.0 | 42.0 | ||
W | 3.50 | 4.50 | ||
Al | 1.80 | 2.80 | ||
Ti | 2.30 | 2.80 | ||
Si | - | 0.60 | ||
Mn | - | 0.60 | ||
P | - | 0.020 | ||
S | - | 0.010 | ||
B | - | 0.01 | ||
Ce | - | 0.02 | ||
Zr | - | 0.05 |
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) |
---|---|---|---|---|---|---|
483 (≥) | 881 (≥) | 41 | 41 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 |
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 |
---|---|---|---|---|---|---|---|
478 (≥) | 634 (≥) | 12 | 31 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
414 | 967 | 947 |
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 |
---|---|---|---|
GH2302 | GB | China | Classification and designation for superalloys and high temperature intermetallic materials |