✓ Available from European Stock

• EN 10269
• EN 10204 3.1
• Round Bars
• Quenched & Tempered (+QT)
• Worldwide Delivery
• Cut-to-Length Service
• Fast Quotations within 24 Hours

Material conform also with EN 898-1 class 8.8 and SA 193-B7, SA 320-L7, SA 194 Gr.7

42CrMo4 Round Bar Supplier

Looking for 42CrMo4, 1.7225 +QT or EN 10269 round bars?

WTE PowerSteel is a European supplier and stockholder of 42CrMo4 (1.7225 +QT) chromium-molybdenum alloy steel for demanding engineering and high-strength applications. We supply certified round bars with full material traceability, EN 10204 3.1 certification and fast worldwide delivery.

42CrMo4 is a quenched and tempered chromium-molybdenum alloy steel offering an excellent combination of high mechanical strength, toughness and fatigue resistance. Thanks to its outstanding hardenability and reliable performance under dynamic and static loads, it is one of the most widely specified engineering alloy steels for highly stressed components.

The alloy is widely used for manufacturing high-strength bolts, stud bolts, shafts, gears, hydraulic components and pressure equipment. Its excellent mechanical properties after heat treatment make 42CrMo4 a preferred material for power generation, mechanical engineering, Oil & Gas, automotive and heavy industrial applications.

Why Choose 42CrMo4?

Compared with conventional carbon steels, 42CrMo4 (1.7225) provides significantly higher strength, toughness and fatigue resistance while maintaining good machinability after heat treatment. The alloy is widely specified for highly loaded engineering components requiring reliable mechanical performance and long service life.

Key Benefits

• Excellent mechanical strength
• High fatigue resistance
• Excellent toughness
• Good hardenability
• Good machinability after heat treatment
• Good wear resistance
• Excellent dimensional stability
• Long service life
• Suitable for high-strength fasteners
• Ideal for highly loaded engineering components

Typical Applications

42CrMo4 is commonly used for manufacturing:

• High-strength bolts
• Stud bolts
• Threaded bars
• Shafts
• Gears
• Hydraulic cylinders
• Pressure vessel components
• Machine parts
• Flanges
• Precision CNC machined components
• Power transmission components
• Heavy engineering parts

Industries Served

Our customers use 42CrMo4 in:

• Mechanical Engineering
• Power Generation
• Oil & Gas
• Automotive
• Heavy Engineering
• Hydraulic Systems
• Petrochemical
• Industrial Equipment Manufacturing

Available Product Forms

We supply:

• Round Bars
• Peeled Bars
• Bright Bars
• Hot Rolled Bars
• Thread Rolling Bars (TRB)
• Cut-to-Length Pieces

Available diameters and lengths upon request.

Inspection & Certification

Material can be supplied with:

• EN 10269
• EN 10204 3.1 Inspection Certificate
• EN 10204 3.2
• AD 2000
• PED 2014/68/EU
• PMI (Positive Material Identification)
• Ultrasonic Testing (UT)
• Customer-specific inspection requirements

International Designations

This material is also known as:

• 42CrMo4
• 1.7225
• EN 10269 42CrMo4
• AISI 4140 (closest equivalent)
• SAE 4140 (closest equivalent)
• SCM440
• 42CD4

Frequently Asked Questions

What is 42CrMo4 steel?

42CrMo4 (1.7225) is a chromium-molybdenum alloy steel designed for highly loaded engineering components requiring excellent strength, toughness and fatigue resistance. It is widely used for shafts, gears, bolts, pressure equipment and mechanical parts.