Alloy steel bars 20CrV, 50CrVA, 40CrNi, 20MnMoB, 38CrMoAlA and 40CrNiMoA are usually used to manufacture parts with high strength, high wear resistance and high toughness. These alloy steel materials have different alloy compositions, giving them specific mechanical properties and uses.

20CrV: Contains alloying elements such as chromium and vanadium, provides good hardening ability and strength, and is suitable for the manufacture of parts requiring high strength and wear resistance.

50CrVA: Contains alloying elements such as chromium and vanadium, provides high strength and good toughness, and is suitable for the manufacture of parts requiring high strength and impact toughness.

40CrNi: Contains alloying elements such as chromium and nickel, provides good hardening ability and high strength, and is suitable for the manufacture of parts requiring high strength and wear resistance.

20MnMoB: Contains alloying elements such as manganese, molybdenum, and boron, provides good impact toughness and hardening ability, and is suitable for the manufacture of parts requiring high strength and impact toughness.

38CrMoAlA: Contains alloying elements such as chromium, molybdenum, and aluminum, providing high strength and wear resistance, suitable for the manufacture of parts requiring high strength and wear resistance.

40CrNiMoA: Contains alloying elements such as chromium, nickel, and molybdenum, providing high strength and good toughness, suitable for the manufacture of parts requiring high strength and impact toughness.

These alloy steel bars usually require proper heat treatment to achieve the required mechanical properties. In addition, surface treatment is also important to ensure its corrosion resistance and appearance quality.

If you need more detailed information, it is recommended to consult a material expert or supplier for detailed information on the specific specifications and uses of these alloy steel bars.

Product Detail

Here are the general details of 12CrMo, 15CrMo, 20CrMo, 30CrMo, 42CrMo and 35CrMo alloy steel round bars:

Alloy Composition: These alloy steel round bars contain chromium, molybdenum and other alloying elements that give the steel high strength, wear resistance and corrosion resistance.

Mechanical Properties: These alloy steel round bars have excellent tensile strength, hardenability and toughness, making them suitable for the manufacture of high-strength parts.

Surface Treatment: The surface of alloy steel round bars can be treated by grinding, polishing or plating to meet specific corrosion resistance and aesthetic requirements.

Heat Treatment: Proper heat treatment processes such as quenching and tempering are essential to achieve the hardness, strength and toughness required for alloy steel round bars.

Standards: These alloy steel round bars usually meet industry standards such as ASTM, AISI, DIN or JIS to ensure product consistency and quality.

These alloy steel round bars are suitable for applications that require high strength and wear resistance, such as the manufacture of mechanical parts such as bearings, gears, connecting rods, etc. When selecting alloy steel round bars, you should consult a material expert or supplier based on specific requirements such as strength, toughness and processability to ensure that the appropriate material is selected for the intended use.

Main Application

1.Fluid / Gas delivery, Steel structure, Construction;
2.ROYAL GROUP ERW/Welded round carbon steel pipes, which with Highest quality and strong supply ability are widely used in Steel structure and Construction.

Note:
1.Free sampling, 100% after-sales quality assurance, Support any payment method;
2.All other specifications of round carbon steel pipes are available according to your requirement (OEM&ODM)! Factory price you will get from ROYAL GROUP.

Size Chart

Process of production

molten iron magnesium-based desulfurization-top-bottom re-blowing converter-alloying-LF refining-calcium feeding line-soft blowing-medium-broadband conventional grid slab continuous casting-cast slab cutting One heating furnace, one rough rolling, 5 passes, rolling, heat preservation, and finishing rolling, 7 passes, controlled rolling, laminar flow cooling, coiling, and packaging.

Product Inspection

Packing and Transportation

Usually bare package

Transportation: Express (Sample Delivery), Air, Rail, Land, Sea shipping (FCL or LCL or Bulk)

FAQ

Q: Are u a manufacturer?

A: Yes, we are a manufacturer. We have our own factory located in Daqiuzhuang Village, Tianjin City, China. Besides, we cooperate with many state-owned enterprises, such as BAOSTEEL, SHOUGANG GROUP, SHAGANG GROUP,etc.

Q: Can I have a trial order only several tons?

A: Of course. We can ship the cargo for u with LCL serivece.(Less container load)

Q: Do u have payment superiority?

A: For big order, 30-90 days L/C can be acceptable.

Q: If sample free?

A: Sample free, but the buyer pays for the freight.

Q: Are you gold supplier and do trade assurance?

A: We seven years cold supplier and accept trade assurance.We will usually satisfy our respected shoppers with our superior good quality, fantastic selling price and good company due to we're a lot more expert and far more hard-working and do it in cost-effective way for Professional China HRB400 HRB500 Hrb500e Deformed Steel Rebar Round Bar Construction Reinforcing Iron Metal Hot Rolled Round Square Stainless Carbon Steel Flat Corrugated Tmt Bar, Are you still on the lookout for a good quality product that is in accordance together with your very good organization image while expanding your item range? Consider our quality merchandise. Your choice will prove to be intelligent!
Professional China China Steel Bar and Rebar, If you need to have any of our merchandise, or have other items to be produced, make sure you send us your inquiries, samples or in depth drawings. Meanwhile, aiming to develop into an international enterprise group, we look forward to receiving offers for joint ventures and other cooperative projects.