Hot Rolled/Forged Steel Bar AISI1045/4140/4340/8620/8640 Alloy Steel Round Bar, Alloy Steel Bar 16mncr5/20mncr5/17CrNiMo6/34CrNiMo6/Scm440/42CrMo4
Wuxi Taixie Metal Material Co., Ltd.- Shape：Round, Square, Plate
- Technique：Hot Rolled
- Composition：Speical Steel
- Standard：AISI, ASTM, DIN, JIS, GB, BS
- Type：Alloy Steel Bar
- Surface Treatment：Galvanized
Base Info
- Specification：ISO SGC
- Transport Package：Wooden Box or Customer′s Request
- Delivery Quatity：Include MOQ
- Dimensions：20mm-500mm
- OEM：Acceptable
- Delivery Time：Within 10 Working Days
- Certificate：SGS ISO
- Length：200-8000mm or Any
- Hardness：Annealed Hbs250 Max
- Application：Die Steel Bar
- Special Use：High-strength Steel Plate
- Model NO.：8640
- Trademark：Taixie
- Origin：Wuxi, China
- HS Code：7228300000
- Production Capacity：1000t,Mon
Description
C
Si
Mn
Cr
Mo
P
S
0.38-0.43
0.15-0.35
0.75-1.00
0.8-1.10
0.15-0.25
<0.035
<0.04
2). Equivalent Grades :
GB
DIN
ASTM
JIS
BS
NF
42CrMo
1.7225
4140
SCM440
708M40
42CD4
3). Diameters:18mm-320mm
Length:3.5m-9m or as required
4). Smelting Process:
EAF+LF+VD
Note:EAF=Electric Arc Furnace; LF=Ladle Furnace; VD=Vacuum Degassing;
5). Properties of 4140 alloy steel:
Special alloy steel, engineering steel supplied in quenched and tempered conditions. Very good machinability. High toughness, creep strength, repeated impact resistance.
6). Application of 4140 alloy steel:
Components with high requirements on toughness, e.g. gear wheels, pinions, connecting rods, parts for mechanical engineering.