AISI4140 Alloy Steel Round Bar Price
|FOB Price:||US $400 / Ton|
|Min. Order:||10 Tons|
|Min. Order||FOB Price|
|10 Tons||US $400/ Ton|
|Payment Terms:||L/C, T/T, D/P, Western Union, Paypal, Money Gram|
- Model NO.: aisi440
- Standard: AISI, ASTM, DIN, JIS, GB, BS
- Technique: Hot Rolled
- Surface Treatment: Polished
- Application: Die Steel Bar
- Material: SAE4140 AISI4140 ASTM 4140 Scm440 42CrMo 42CrMo4
- Diameter: 10mm to 800mm
- Trademark: LAIWU LE REN STEEL
- Specification: 10MM TO 800MM
- HS Code: 7228
- Type: Round
- Composition: Alloy Steel Round Bar
- Shape: Round
- Special Use: Mold Steel
- Commodityize: AISI4140 Alloy Steel Round Bar
- Delivery Condition: Hot Rolled, Cold Drawn, Forged
- Shapes: Round, Square, Flat, Ring, Shaft
- Transport Package: Standard Seaworthy
- Origin: China
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sae 4140 material we supply includes hot rolled steel bar/steel rod such as steel round bar, steel square bar, hexagonal steel bar and forged steel bar.
It's Chemical composition is shown as below form:
0.15 - 0.35
aisi 4140 steel is a versatile alloy steel with good atomspheric corrosion resistantance and reasonable strength. It shows good overal combination of strength, toughness, wear resistance and fatigue strength.
2. Application: aisi 4140 steel is used as forgings in the aerospace and oil and gas industries, and has myriad uses in the automotive, agricultual and defense industries. Typical usages are forged gears, shafts and spindles, fixtures, jigs, collars.
3. Production Line: Blast Furnace Melton Iron → EAF(EBT/BOV) → LF → VD → Molten Steel → Continuous Casting → Hot Rolling/Forged → Heat Treatment → Further Processing(Peeling/Turning)
4. Delivery condition and Dimensions:
Hot rolled round bars
16mm to 200mm
Cold drawn bars
6mm to 100mm
200mm to 800mm
5. Dimension Tolerances:
1): aisi 4140 steel hot rolled alloy steel round bars tolerance:
2): aisi 4140 steel cold drawn alloy steel bars size tolerance: H9, h10, h11
3): aisi 4140 steel forged bars tolerance: +/-5mm for black surface and +/-3mm after peeled/rough turned.
6. Gas Contents:
7. Inclusion Rating:
8. Grain Size: 5 to 8
9. Length: The ends will be saw cut. The ends will be free from burrs and slag lumps. Length can be customized according to customers' demands.
10. Straightness: 3mm/m(max) for hot rolled bars and 2mm/m(max) for cold drawn bars
Surface Treatment: Peeling, Turning, Grinding, Milling, Drilling, Boring
Heat Treatment: Normalizing, Annealing, Quenching+ Tempering
12. Markings: Material, Dimension, Heat No.
13. Quality tests: Spectral Tested, Microstructure Tested, Macrostructure Test, Hardness Test, Upsetting Test
1): The goods will be packed by wire rods or iron strips, 2 to 3mt each bundle
2): Tow or three tags will be attached on each bundles with steel grade, specification, heat no. Diameter
3): For further processing products such as cold drawn, peeled or heat treated goods, plastic bags wrapped or pallet loading is available according to customers' demands.
aisi 4140 steel hot rolled round bars:
aisi 4140 steel cold drawn bars:
aisi 4140 steel peeled bright bars:
aisi 4140 steel chamfered or beveled bars:
aisi 4140 steel forged bars:
aisi 4140 steel forged bright bars:
China professional steel manufacturer, China steel supplier, China steel processor, China steel exporter.
We have several cooperative steel mills and further processing mills.
Our major products are steel round, square and flat bars as well as steel plates, wire rods , steel pipes and steel forgings.
The other major mateirals we supply: