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Help CenterCold Drawn SCM440 AISI 4140 Structural Hot Rolled Steel Round Bar
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4140 Alloy Round Bar
4140 Alloy Steel Round, is an cold drawn annealed steel of relatively high hardenability with its chromium content provides good hardness penetration, and the molybdenum imparts uniformity of hardness and high strength. 4140 Alloy Steel Round responds well to heat-treatment and is relatively easy to machine in the annealed condition. 4140 Alloy Steel Round has good strength and wear resistance, excellent toughness, coupled with good ductility, and the ability to resist stress at elevated temperatures.
- Specifications: ASTM A331, AISI 4140
- AKA: CDA Alloy Round, Alloy steel shaft
- Applications: shafts, axles, bolts, sprockets, piston rods, rams, etc.
- Workability: Moderate to Weld, Cut and Machine.
- Mechanical Properties: Brinell = 223, Tensile = 102,000 +/-,
Yield = 90,000 +/- - How is it Measured? Diameter (A) X Length
- Available Stock Sizes: 2ft, 4ft, 6ft, 8ft, 12ft or Cut to Size
Carbon Steel Round Bar |
SS400, S235JR,Q235, ASTM A36, Fe360A, Fe360B,SM400A,080A15, SS41,E235B |
SAE 1020, AISI 1020, ASTM 1020, S20C, 20#, 050A20 | |
SAE 1045, AISI 1045, ASTM 1045, S45C, 45#,EN8, XC45, XC48, 45B, C45, CK45, CM45, 060A47, R683/IC45e | |
Alloy Steel Round Bar |
40Cr, DIN 1.7035, SAE 5140, AISI 5140, ASTM 5140, SCr440, 41Cr4, 530A40, 42Cr4, 40X, R683/VII3 |
SAE4140,42CrMo, 42CrMo4, DIN 1.7225, SCM440,EN19, 42CD4, 708M40, R683/II3 | |
SAE 4340, 40CrNiMoA, EN24, SNCM439, 817M40,40XMA, R683/III4 | |
SAE 8620,,AISI 8620, ASTM 8620, 20CrNiMo,SNCM220, 805M20 | |
SAE52100, AISI52100,ASTM E52100, GCr15, SUJ2, 100C6, 100Cr6, 1.3505, 534A99, IIIX15 |
|
Equal grade |
GB |
DIN |
ASTM |
JIS |
BS |
NF |
|
|
42CrMo |
1.7225 |
4140 |
SCM440 |
708M40 |
42CD4 |
||
|
Chemical Composition (%) |
C |
Cr |
Si |
Mo
|
Mn |
P |
S |
|
0.38-0.43 |
0.8-1.10 |
0.15-0.35 |
0.15-0.25
|
0.40-0.70 |
≤0.030 |
≤0.030 |
|
logistics
Company introduction: Liaocheng City Kuncheng Steel Pipe Co., Ltd. is an industrial and trading company.
Products introduction: We mainly produce and deal with carbon steel pipes and alloy steel pipes. In addition, steel rods, steel sheets, steel building materials and machinery parts are also our general trading products. We are not only a manufacturer but also a stock keeper. We normally keep more than 5,000 tons of pipes in various sizes and standards. Our stock pipe size ranges from 20mm to 406mm in outside diameter and from 2mm to 70mm in wall thickness.
Export to: With competitive price and excellent quality our products have been exported to America, Japan, Greece, Russia,Spain, Chile and many other countries. I hope we can establish business relationship with you and expand your business scale. we are professional and experienced supplier of steel products in china. We will provide you with high quality and low price, and we also offer good service. If our products can meet your needs, please contact us freely. We are looking forward to cooperating with you, and welcome your inquiry!
Jay Hou
Sales department
Liaocheng Kuncheng steel pipe CO., Ltd.
Room A0816 ChuangYe Building,
Liaocheng City,Shandong Province,China
Tel&Fax:0635-2930669
Mobile:0086-13184174934
Skype:live:mrhrc
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