4140 Alloy Steel
Qilu is an 4140 alloy steel manufacturer that offers a wide selection of sizes, shapes, and thicknesses.
Professional 4140 Alloy Steel Supplier
4140 steel is an alloy structural steel, which possess outstanding strength, wear resistance and toughness. After the heat treatment, the steel reveals good integrated performance. The composition of 4140 steel includes carbon, silicon, manganese, and other alloying elements like chromium and molybdenum. These alloying elements enhance the hardness, strength and wear resistance of the 4140 steel.
Shape Customization
Bar:
Rolling size range: 10-260mm
Forgings:
Forgings size range: 70-800mm
Pipes and tubes:
The outside diameters and wall thicknesses are available in a variety of sizes, commonly ranging from 1/2″ to 12″ OD, and the WT depending on the specification and application.
Plate:
Thickness size: 10-500mm;
Width size : 200-810mm.
Forged Rings:
Maximum outer diameter size up to 1000mm
Grade of Different Country and Chemical Composition
Chemical composition:
| C | Si | Mn | S | P | Cr | Mo |
| 0.38-0.43 | 0.15-0.35 | 0.75-1.0 | 0.004 | 0.035 | 0.8-1.1 | 0.15-0.25 |
Surface condition
Qilu Hot Working Tool Steel Series
Application Of 4140 Alloy Steel
Automotive Industrial
4140 steel is very strong and solid. It is suitable for the manufacture of car parts such as crankshafts, gears and car axle.
Industria del petróleo y el gas
Due to the toughness and wear resistance, 4140 steel can help the oil and gas industry manufacture collars and drill pipe tool joint.
Qilu 4140 Alloy Steel
Your Excellent 4140 Alloy Steel Manufacturer
4140 alloy steel, also known as EN 19, 42CrMo4, is commonly used to manufacture building parts for automobile and vehicle manufacturing.
Since 4140 alloy steel has reliable strength and fatigue resistance, you can use this material with confidence without worrying about it being easily damaged.
Contact us now to buy it!
Since 4140 alloy steel has reliable strength and fatigue resistance, you can use this material with confidence without worrying about it being easily damaged.
Contact us now to buy it!