Forged Bars for Industrial Forging Applications

• Customization: Available
• Type: Round
• Standard: AISI, ASTM, DIN, JIS, GB
• Model NO.: forged parts
• Technique: Forged
• Shape: Bar
• Surface Treatment: Rough Machining or Black Surface
• Special Use: Cold Heading Steel, Mold Steel
• Application: Structural Steel Bar
• Ready Stock Grade: 1045 4140 Forged Steel Bar
• Delivery Time of New Goods: 30days
• Heat Treatment: Qt/Normalized/Annealing
• Rough Machining Diameter Tolerance: -0/+0.5mm
• Transport Package: Seaworthy Packaging
• Specification: 200mm-1000mm
• Trademark: Shandong
• Origin: China
• Production Capacity: 5000tons

Product Description

Our top-grade SCM440, SCM435, 4130, 4140, and 4145 forged bars are ideal for high-performance forging shafts and parts, ensuring durability and reliability.
Introducing our high-strength Forged Alloy Steel Round Bar 4140, perfect for demanding industrial applications.
Premium Quality 1.7225 Alloy Steel
Hot Forging Steel Bar crafted for excellence in industrial use.
Precision-Engineered Forged Parts for a variety of applications.
Our SCM440, SCM435, 4130, 4140, and 4145 forged bars redefine industry standards.
1. Comprehensive Chemical Composition (%):

Grade	C	Si	Mn	P	S	Cr	Mo
42CrMo4	0.38-0.45	0.17-0.37	0.40-0.70	≤0.035	≤0.035	0.90-1.20	0.15-0.25
1.7225	0.38-0.45	≤0.40	0.60-0.90	≤0.025	≤0.035	0.90-1.20	0.15-0.30
4140	0.38-0.43	0.15-0.35	0.75-1.00	≤0.035	≤0.040	0.80-1.10	0.15-0.25

2. Available Sizes Range:
Round: Diameter options from 1
6
mm to 1000mm
16
mm-3
5
0mm with hot rolled supply condition for enhanced strength;
200-1000mm with forged supply condition for superior toughness.
3.
Delivery Condition Options: Hot rolled or forged, Peeled or black surface, annealed or QT for versatile use.
4. Wide-Range Applications:
Ideal for statically and dynamically stressed components in vehicles, engines, and machinery, including crankshafts and gears.
5. Specialized Heat Treatment Processes:
Soft annealing: Heat to 680-720°C, cool slowly for optimal softness.
Achieve a hardness of Max. 241 HB after annealing.
Hardening Temperature: 820 - 850 °C for exceptional hardness.
Normalizing Temperature: 840-880°C for structural integrity.
Tempering Range: 540-680°C for balanced toughness and strength.
6. Rigorous Inspection: 100% Ultrasonic Inspection adhering to SEP1921-84, GR.3 CLASS C/C standards ensuring flawlessness.
7. Packing Specifications: Standard seaworthy packing or customized as per customer requirements for secure delivery.
8. Delivery Timeframe: Efficient 30 days post order confirmation to meet your schedule.
9. Comprehensive Process: Utilizes EAF+LF+VD (as necessary) +UT+ Peeled(optional) +Turned (optional) + Heat Treatment (optional) for superior quality.

Keywords: forged steel bar, forging parts, forging rings, 4140 forged steel bar, forged round bars, hot forging, steel forging, 42CrMo4 steel bar.