Round Bar Alloy Tool Steel 42CrMo4 Special Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Standard:
AISI,ASTM,JIS,GB,BS,DIN,API,EN
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Net Weight:
as required
Length:
as required
Thickness:
as required
Characteristics
1) Even material.
2) Good machinability and polishability.
3) High toughness and high plasticity.
4) High abrasive resistance in high temperature.
5) Excellent total hardenability.
6) Low deformability during heat treatment.
7) Better isotropy.
Application
1) Diecasting mould(mold, fixed block, upper die, jet nozzle, nitride thimble ).
2) Extrusion die(mold, supporting member, choke blocks).
3) Hot press die. (aluminum, magnesium, copper alloy)
4) Parts, such as cold cutting, overlap, hot shears, wearable parts.
5) Important parts for aviation industry.
Product show
Workshop show
Shipping
1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;
2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;
3. Customers specifying freight forwarders or negotiable shipping methods!
Delivery Time: 3-7 days for samples; 5-25 days for batch goods.
Payment Terms
1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.
2.MOQ: 1pcs
3.Warranty : 3 years
4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)
2)as customer's requirement
Main Product
Plastic Mould Steel
DIN 1.2311,1.2738,1.2083,1.2316 etc.
AISI P20,P20+Ni,420 etc.
JIS SUS420J2
Hot Work Steel
DIN 1.2344,1.2343,1.2367,1.2365,1.2581,1.2713 etc.
AISI H13,H11,H10,H21, etc.
JIS SKD61,SKD6,SKD5,SKT4 etc.
Cold Work Steel
DIN 1.2739, 1.2601, 1.2080, 1.2436, 1.2631, 1.263, 1.2510, 1.2327 etc.
AISI D2, D5, D3, D6, A8, A2, O1 etc.
JIS SKD10, SKD11, SKD1, SKS3 etc.
High Speed Steel
DIN 1.3343, 1.3243, 1.3247, 1.3355 etc.
AISI M2, M35, M42, T1 etc.
JIS SKH51, SKH35, SKH59, SKH2 etc.
Alloy Structural Steel
DIN 1.7035,1.6511,1.7220,1.7225 etc.
AISI 5140, 4340, 4135, 4140 etc.
JIS SCr440,SNCM439,SCM435,SCM440 etc.
Stainless & Carbon Steel or Others
DIN 1.4125,1.1191 etc
AISI 440C,1045, 1020 etc.
JIS SUS440C,S45C etc
Why choose us?
(1) The leading exporter in China special steel industry.
(2) Large stocks for various sizes, fast delivery date.
(3) Good business relationship with China famous factories.
(4) More than 7 years steel exporting experience.
(5) Good after-sales service guarantee.
- Q: How does precipitation-hardening steel achieve high strength through heat treatment?
- Precipitation-hardening steel achieves high strength through heat treatment by a process called aging. After the steel is initially heat-treated, it is cooled quickly to form a supersaturated solid solution. This solution contains a high concentration of alloying elements. When the steel is reheated to a lower temperature, these alloying elements precipitate out, forming small particles within the steel matrix. These precipitates act as obstacles to dislocation movement, which in turn increases the strength of the steel. The size, distribution, and density of these precipitates can be controlled through the heat treatment process, allowing for the desired strength and hardness to be achieved in the final product.
- Q: What are the different surface hardening techniques for special steel?
- There are several surface hardening techniques that can be used for special steel to enhance its mechanical properties and improve its wear resistance. These techniques include: 1. Case hardening: This method involves introducing carbon or nitrogen into the surface of the steel through diffusion. The steel is heated in the presence of a carbon-rich or nitrogen-rich environment, causing the carbon or nitrogen atoms to diffuse into the surface layer. This process forms a hardened case while maintaining a tough core. 2. Nitriding: Nitriding is a surface hardening process that involves the diffusion of nitrogen into the steel. The steel is placed in a nitrogen-rich environment at elevated temperatures, forming a hardened surface layer with improved wear resistance and corrosion resistance. 3. Carburizing: Carburizing is a process that involves introducing carbon into the surface of the steel. The steel is heated in a carbon-rich environment, allowing the carbon atoms to diffuse into the surface layer. This forms a hardened case with increased hardness and wear resistance. 4. Induction hardening: Induction hardening is a localized surface hardening technique. The steel is heated using an induction coil, and then rapidly quenched. This process results in a hardened surface layer with high hardness and improved wear resistance. 5. Flame hardening: Flame hardening is another localized surface hardening method. The steel surface is heated using a high-temperature flame and then quickly quenched. This technique produces a hardened surface layer with increased hardness and wear resistance. 6. Laser hardening: Laser hardening is a precise and localized surface hardening technique. A laser beam is used to heat the desired area of the steel, followed by rapid quenching. This process forms a hardened surface layer with enhanced mechanical properties. These surface hardening techniques for special steel can significantly improve its durability, strength, and resistance to wear and corrosion, making it suitable for various industrial applications. The selection of the most appropriate technique depends on factors such as the desired hardness level, the complexity of the steel component, and the specific requirements of the application.
- Q: Can special steel be used for making power generation equipment?
- Yes, special steel can be used for making power generation equipment. Special steels are specifically designed to have enhanced properties such as high strength, corrosion resistance, heat resistance, and wear resistance. These properties make special steel suitable for use in demanding applications such as power generation equipment, which often operates under high temperatures and pressures. Power generation equipment, such as turbines, boilers, and generators, require materials that can withstand harsh operating conditions and deliver reliable performance over an extended period. Special steel grades, such as stainless steels, nickel-based alloys, and heat-resistant steels, are commonly used in the construction of power plants and power generation equipment. Stainless steels are frequently used in power generation due to their excellent corrosion resistance, which is crucial for equipment exposed to high moisture or aggressive environments. Nickel-based alloys are renowned for their exceptional high-temperature strength, making them ideal for components subjected to extreme heat, such as turbine blades or exhaust systems. Heat-resistant steels, on the other hand, are specifically designed to retain their mechanical properties at elevated temperatures, making them suitable for applications such as boilers and heat exchangers. In summary, special steel offers a range of desirable properties that make it highly suitable for manufacturing power generation equipment. Its strength, corrosion resistance, heat resistance, and wear resistance make it an excellent choice for withstanding the demanding conditions found in power plants and ensuring the reliable and efficient generation of electricity.
- Q: How does special steel perform in terms of impact resistance?
- Special steel typically performs very well in terms of impact resistance. Due to its unique composition and manufacturing process, it is able to withstand high amounts of force and pressure without fracturing or breaking. This makes it highly suitable for applications where impact or shock loads are common, such as in construction, automotive, and aerospace industries.
- Q: What are the properties of high-speed tool steel?
- High-speed tool steel possesses several important properties, including exceptional hardness, wear resistance, and heat resistance. It can maintain its hardness even at elevated temperatures, enabling it to withstand high-speed machining operations without losing its cutting edge. Additionally, high-speed tool steel exhibits excellent toughness and durability, allowing it to withstand heavy loads and resist chipping or breaking. Its high wear resistance makes it suitable for prolonged usage and reduces the need for frequent tool replacements.
- Q: What is the hardness of special steel?
- The hardness of special steel can vary depending on its composition and specific heat treatment, but generally, special steel is known for its high hardness and excellent strength properties.
- Q: What are the applications of special steel in the oil and gas supply chain?
- Special steel has various applications in the oil and gas supply chain. It is commonly used in the construction of pipelines, drilling equipment, and offshore platforms. Special steel's high strength, corrosion resistance, and ability to withstand extreme temperatures make it ideal for these applications. Additionally, special steel is used in the manufacturing of valves, fittings, and other components that are crucial for the efficient and safe operation of the oil and gas supply chain.
- Q: What are the requirements for special steel used in aerospace defense applications?
- The requirements for special steel used in aerospace defense applications include high strength, excellent corrosion resistance, heat resistance, and the ability to withstand extreme temperatures and pressure. It should also possess good weldability, fatigue resistance, and non-magnetic properties. Additionally, the steel should meet strict quality and certification standards to ensure reliability and safety in critical aerospace defense applications.
- Q: How does the cost of special steel compare to regular steel?
- The cost of special steel is generally higher than regular steel due to its unique properties, manufacturing processes, and limited availability.
- Q: How does alloy steel improve the strength and toughness of steel?
- Alloy steel improves the strength and toughness of steel by introducing additional elements, such as chromium, nickel, or manganese, which alter the microstructure and properties of the material. These alloying elements form solid solutions, precipitates, or carbides, which strengthen the steel by hindering dislocation movement and grain growth. The resulting steel exhibits higher tensile strength, better resistance to wear, improved hardness, and increased toughness, making it suitable for various demanding applications.
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Round Bar Alloy Tool Steel 42CrMo4 Special Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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