CORRESPONDENCE TO INTERNATIONAL DESIGNATIONS
QUALITY | EUROPE | GERMANY | FRANCE | SPAIN | G.B. | USA | |
---|---|---|---|---|---|---|---|
EN | DIN | W.n. | AFNOR | UNE | B.S. | AISI/SAE | |
AISI 4145 | 45CrMo4~ | 4145 |
CHEMICAL ANALYSIS
STEEL DESIGNATION | CHEMICAL COMPOSITION | ||||||||
---|---|---|---|---|---|---|---|---|---|
SYMBOLIC | C | Mn |
Si max |
P max |
S | Cr | Mo | V |
Al max |
AISI 4145 | 0,38 ÷ 0,45 | 0,60 ÷ 0,90 | 0,40 | 0,025 | 0,020 ÷ 0,040 | 0,90 ÷ 1,20 | 0,15 ÷ 0,30 | - | - |
MECHANICAL CHARACTERISTICS
STEEL | 80mm < d ≤ 175mm | 175mm < d ≤ 300mm | |||||
SYMBOLIC | NUMERIC | Re min | Rm | A min | Re min | Rm | A min |
N/mm2 | % | N/mm2 | % | ||||
AISI 4145 | 758 | 965 | 13 | 689 | 931 | 13 |
JOMINY HARDENABILITY
STEEL DESIGNATION | RANGE LIMITS | HRC HARDNESS MEASURED FROM THE QUENCHED END OF THE TEST TUBE (MM) | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SYMBOLIC | NUMERIC | 1,5 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 20 | 25 | 30 | 35 | 40 | |
AISI 4145 | max | 61 | 61 | 61 | 60 | 60 | 59 | 59 | 58 | 56 |
53 |
51 | 48 | 47 | |
min | 56 | 56 | 55 | 54 | 54 | 48 | 46 | 44 | 41 | 39 | 38 | 36 | 36 |
USUALLY AVAILABLE EX STOCK
M.T. COLORATION | QUALITY | HEAT TREATMENT | SURFACE | DIAMETER (mm) |
---|---|---|---|---|
AISI 4145 | Quenched and tempered | rolled | 80-300 |
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