Introducing our expertly crafted round bars, precision-forged from top-tier SAE 4140 steel. Available in a wide array of dimensions, these bars can be customized to perfectly fit your specifications. Ideal for high-performance applications such as gears, piston pins, crankshafts, and shafts, these bars promise reliability and durability.
Dimensions: Diameter ranging from 50mm to 500mm Steel Type: AISI 4140, GB 42CrMo4, DIN 1.7225, JIS SCM440 Chemical Composition: Carbon 0.38-0.43%, Silicon 0.15-0.35%, Manganese 0.75-1.00%, Phosphorus ≤0.035%, Sulfur ≤0.040%, Chromium 0.80-1.10%, Molybdenum 0.15-0.25% Characteristics: Boasting high hardenability, remarkable toughness, superior torsional strength, and excellent fatigue strength Applications: Ideally crafted for use in gears, piston pins, crankshafts, shafts, vehicles, engines, and machinery
| Size of AISI 4140 (Can be Customised) |
| Round Bar |
Diameter(mm): |
Hot Forged: φ50-500 |
Length(mm):2500-5000 |
| Hot Rolled:≤50mm |
|
| Steel Plate |
Thickness(mm): |
Hot Forged:≥20mm |
Width(mm):20-810 mm |
| Hot Rolled:≤20mm |
|
| Steel Type |
| AISI |
GB |
DIN |
JIS |
| 4140 |
42CrMo4 |
1.7225 |
SCM440 |
| Chemical Composition |
| C |
Si |
Mn |
P |
S |
Cr |
Mo |
| 0.38-0.43 |
0.15-0.35 |
0.75-1.00 |
≤0.035 |
≤0.040 |
0.80-1.10 |
0.15-0.25 |
| Characteristics: |
| 1.High hardenability and good toughness; |
| 2.Good torsional strength and good fatigue strength. |
| Applications: |
| 1.Excellent material for gears, piston pins, crankshafts,and shafts; |
| 2.Vehicles, engines and machines; |
| 3. For parts of larger cross-sections, crankshafts, gears. |
| Noted |
| (1) Payment: 1.By confirmed, 100% valum irrevocable, letter of credit without recourse, Allowing partial shipment and transhipment, payable at sight presentation of shipping. |
| 2.By T/T payment: 30% payment in deposited, 70% payment before shipment. |
| (2) Delivery Time : 40 days after received the buyer's L/C or T/T deposite payment. |
| (3) Delivery Port :Wuhan/Shanghai/Tianjin |
| (4) Original Place : Hubei ,China . |
| (5) Process: Electric furnace melted, forged and annealed, round bar turned. |
| (6) Tolerance: Dia -0/+ 0~5mm, Thickness -0/+ 0~5mm, Width: -0/+ 0~10mm. |
| (7) Hardness: Annealed HBS 217 max |
| (8) UT Test: SEP 1921/84/2 C/c class. |
| (9) Allowance on quantity/weight: -/+ 10% per item. |
| (10) Package: Seaworthy Packing. |
Our products are packaged with care, using seaworthy packing to ensure they reach you in pristine condition. Shipping fees and delivery dates will be discussed to tailor to your needs. Orders are dispatched from major ports like Shanghai, and Tianjin within 40 days after payment. A flexible allowance of -/+ 10% per item in quantity/weight ensures you receive just what you need.
Enjoy peace of mind with secure transactions protected by SSL encryption and PCI DSS protocols. Our standard refund policy guarantees your satisfaction, covering orders that are not shipped, found missing, or having product issues.
Shaanxi Huawei Technologies Co.,Ltd. Located in Shaanxi, China, our company stands at the forefront of innovation and quality.
Q: What is the minimum order quantity?
A: 1 ton.
Q: What is the payment method?
A: By confirmed, 100% value irrevocable letter of credit or T/T payment with 30% deposit and 70% before shipment.
Q: What is the delivery time?
A: 40 days after receiving the buyer's L/C or T/T deposit payment.
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