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AFNOR 25CrMo4 Details
AFNOR 25CrMo4 Standard Download
Category | Type | Grade | Designations |
---|---|---|---|
Grades | Stainless Steels | 25CrMo4 | France - AFNOR , NF EN 2205 - Steel FE-PL1502 (25CrMo4) - 900 MPa <= Rm <= 1 100 MPa - Bars - De <= 40 mm NF EN 2206 - Steel FE-PL1502 (25CrMo4) - 650 MPa <= Rm <= 850 MPa - Bars - De <= 150 mm NF EN 2209 - Steel FE-PL1502 (25CrMo4) - 900 MPa <= Rm <= 1 100 MPa - Sheets, strips and plates - 0,5 mm <= a <= 20 mm NF EN 2542 - Steel FE-PL1502 (25CrMo4) - Annealed - Bar and wire - De <= 40 mm - For prevailing torque nuts NF EN 2543 - Steel FE-PL1502 (25CrMo4) - Annealed - Sheet and strip - 0,3 mm <= a <= 2 mm - For prevailing torque nuts NF EN 10083-1 - Steels for quenching and tempering - Part 1: General technical delivery conditions NF EN 10083-3 - Steels for quenching and tempering - Part 3: Technical delivery conditions for alloy steels NF EN 10132-3 - Cold rolled narrow steel strip for heat treatment - Technical delivery conditions - Part 3: Steels for quenching and tempering NF EN 10216-2 - Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties NF EN 10250-3 - Open die steel forgings for general engineering purposes - Part 3: Alloy special steels NF EN 10263-4 - Steel rod, bars and wire for cold heading and cold extrusion - Part 4: Technical delivery conditions for steels for quenching and tempering NF EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties NF EN 10297-1 - Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes NF EN 10305-1 - Steel tubes for precision applications - Technical delivery conditions - Part 1: Seamless cold drawn tubes NF EN 10343 - Steels for quenching and tempering for construction purposes - Technical delivery conditions |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.22 | 0.29 | ||
Si | - | 0.40 | ||
Mn | 0.60 | 0.90 | ||
P | - | 0.035 | ||
S | - | 0.035 | ||
Cr | 0.90 | 1.20 | ||
Ni | - | - | ||
Mo | 0.15 | 0.30 |
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) |
---|---|---|---|---|---|---|
359 (≥) | 385 (≥) | 21 | 41 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 232 |
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 |
---|---|---|---|---|---|---|---|
754 (≥) | 158 (≥) | 31 | 42 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 321 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
856 | 867 | 512 |
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 |
---|---|---|---|
25CrMo4 | AFNOR | France | Steels for quenching and tempering for construction purposes - Technical delivery conditions |