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Alloy steel referring to low alloy steel is contained with a variety of elements which are added strictly in addition to the carbon.Typical alloyed elements are Molybdenum, Manganese, Nickel, Silicon, Aluminium, Chromium, and Vanadium.They are used to improve its mechanical or physical properties,such as wear resistance,strength, hardenability,corrosion resistance,ductility, formability, weldability and so on.Alloy steel is widely used in oil and gas,aerospace,automotive, wind power and defense industries etc.
|
Form of Supply |
Size(mm) |
Length(mm) |
|
Round bar |
Φ6-Φ1,000 |
3,000-10,000 |
|
Square bar |
100x100-600x600 |
3,000-6,000 |
|
Plate/Sheet |
Thickness :20-400 |
2,000-6,000 |
|
Flat bar/Blcoks |
Thickness :120-800 |
2,000-6,000 |
|
AISI / SAE |
DIN / EN |
BS |
JIS / KS |
|
A182 Grade F11 |
13CrMo44/1.7335 |
||
|
A182 Grade F22 |
10CrMo9-10/1.7380 |
||
|
16CrMo44/1.7337 |
SCM415 |
||
|
4130 |
25CrMo4/1.7218 |
708A25 / 708M25 |
SCM430 |
|
4135 |
34CrMo4/1.7220 |
- |
SCM435 |
|
4140 |
42CrMo4/1.7225 |
708M40 / EN19 |
SCM440 |
|
4150 |
50CrMo4/1.7228 |
- |
SCM445 |
|
4340 |
34CrNiMo6/1.6582 |
817M40 /EN24 |
SNCM439 |
|
5140 |
41Cr4/1.7035 |
530M40 |
SCr440 |
|
8620 |
20NiCrMo2-2/1.6523 |
805M20 |
SNCM220 |
|
9840 |
36CrNiMo4/1.6511 |
817A37 / 817M37 |
- |
|
- |
41CrAlMo7/1.8509 |
EN41B |
SACM645 |
