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Business Type | Manufacturer, Exporter, Supplier, Retailer |
Preferred Buyer From
Location | Anywhere in India |
Equivalent Grades
Internal Standard |
BS |
Din |
IS |
EN |
Saf/Aisi |
En 19 |
709M40 |
42CrMo2 |
40Cr4Mo3 |
EN19 |
4140, 412 |
EN19 is a high quality, high tensile steel usually supplied readily machine able in ‘T’ condition, giving good ductility and shock resisting properties combined with resistance to wear.
Chemical Composition
Element | Min | Max |
Carbon, C | 0.35 | 0.45% |
Manganese, Mn | 0.5 | 0.80% |
Silicon, Si | 0.1 | 0.35% |
Nickel, Ni | ----- | ----- |
Molybdenum, Mo | 0.2 | 0.40% |
Chromium,Cr | 0.9 | 1.50% |
Sulfur, S | ----- | 0.05 |
Phosphorous, P | ----- | 0.05 |
Mechanical Properties
Heat Treatment | Tensile Strength Rm N/mm² | Yield Stress Re N/mm² | a% on 5.665ÖSo | Impact Izod J | Impact KCV J | Proof Stress rp0.2 | Hardness HB | Size mm |
R | 700/850 | 495 | 15 | 34 | 28 | 480 | 201/225 | >100≤250 |
S | 775/925 | 555 | 13 | 27 | 22 | 540 | 223/277 | >150≤250 |
S | 775/925 | 585 | 15 | 54 | 50 | 570 | 223/277 | >63≤150 |
T | 850/1000 | 680 | 13 | 54 | 50 | 655 | 248/302 | >29≤100 |
U | 925/1075 | 755 | 12 | 47 | 42 | 740 | 269/331 | >13≤63 |
V | 1000/1150 | 850 | 12 | 47 | 42 | 835 | 293/352 | >6≤29 |
W | 1075/1225 | 940 | 12 | 40 | 35 | 925 | 311/375 | >6≤19 |