Alloy Steel

Product Details:

Rockhard 400 plates are a type of abrasion-resistant steel plate designed for use in applications where wear and tear are a significant concern. These plates are known for their high hardness and excellent wear resistance, making them ideal for demanding environments. Here are the key features, chemical composition, mechanical properties, and typical applications of Rockhard 400 plates:

Key Features:

1. High Hardness: Rockhard 400 plates typically have a hardness of around 400 HBW (Brinell Hardness), providing excellent resistance to abrasion and wear.
2. Durability: The high hardness and toughness ensure a long service life even under harsh operating conditions.
3. Weldability: These plates offer good weldability despite their high hardness, making them suitable for various fabrication processes.
4. Versatility: Available in different thicknesses and sizes to meet a range of application requirements.
5. Standards Compliance: Produced in compliance with relevant standards to ensure consistent quality and performance.

Chemical Composition:

The typical chemical composition of Rockhard 400 plates includes:

• Carbon (C): 0.12-0.35%
• Silicon (Si): 0.10-0.70%
• Manganese (Mn): 0.70-1.60%
• Phosphorus (P): ≤ 0.025%
• Sulfur (S): ≤ 0.015%
• Chromium (Cr): 0.40-1.00%
• Molybdenum (Mo): ≤ 0.60%
• Nickel (Ni): ≤ 0.50%

Mechanical Properties:

• Hardness: ~400 HBW
• Tensile Strength: Typically around 1250 MPa
• Yield Strength: Typically around 1000 MPa
• Elongation: Approximately 10-12% (varies with thickness and specific grade)
• Impact Toughness: Typically tested to ensure good performance at low temperatures

Applications:

1. Mining and Quarrying: Used in equipment like crushers, screens, and feeders that are subjected to significant wear and tear.
2. Construction Machinery: Ideal for making parts of bulldozers, excavators, and loaders that experience high levels of abrasion.
3. Material Handling: Suitable for chutes, hoppers, and conveyor systems that transport abrasive materials.
4. Agriculture: Used in plows, tillage equipment, and other agricultural machinery that operates in abrasive conditions.
5. Recycling Industry: Applied in shredders, balers, and other equipment that processes recyclable materials and encounters heavy wear.

Advantages:

• Enhanced Wear Resistance: Significantly reduces maintenance costs and downtime due to wear and tear.
• Cost Efficiency: Long service life leads to cost savings over time.
• High Strength: Maintains structural integrity under heavy loads and impacts.
• Fabrication Flexibility: Good weldability and machinability make it suitable for various manufacturing processes.

Considerations:

• Fabrication: While Rockhard 400 plates offer good weldability, preheating and post-weld heat treatment may be required to avoid cracking and ensure optimal performance.
• Cost: Higher initial cost compared to standard steel plates, but this is offset by the extended service life and reduced maintenance costs.

Rockhard 400 plates are an excellent choice for applications requiring high abrasion resistance and durability. If you need more specific technical data or have a particular project in mind, additional details will help provide more tailored information.

Additional Information:

• Delivery Time: DAYS
• Packaging Details: EXTRA

Product Details:

SA 516 GR.60 plates refer to a specific type of carbon steel plates that conform to the ASTM A516 Grade 60 standard. These plates are commonly used in pressure vessel applications, especially in moderate and lower temperature service environments.

Here's a breakdown of the key characteristics of SA 516 GR.60 plates:

1. Material Composition: These plates are made of carbon steel with moderate strength and excellent weldability. The composition typically includes carbon, manganese, phosphorus, sulfur, silicon, and traces of other elements.

2. Pressure Vessel Applications: SA 516 GR.60 plates are primarily used in the fabrication of boilers and pressure vessels. They are designed to withstand high-pressure conditions and are commonly used in industries such as oil and gas, petrochemical, and power generation.

3. Grade 60: The "Grade 60" designation indicates the minimum yield strength of the material, which is 60 ksi (kips per square inch) or approximately 415 MPa (megapascals). This grade offers good tensile strength and toughness properties suitable for pressure vessel applications.

4. Normalized Condition: SA 516 GR.60 plates are often supplied in a normalized condition, meaning they undergo a heat treatment process to refine the grain structure and improve mechanical properties. This normalization process enhances the plates' ability to withstand stress and pressure.

5. Dimensions and Thicknesses: These plates are available in various dimensions and thicknesses to suit different pressure vessel designs and specifications. Standard sizes and thickness ranges are commonly available from manufacturers and suppliers.

Overall, SA 516 GR.60 plates are widely used in the industry due to their excellent combination of strength, weldability, and resistance to pressure and corrosion. They play a crucial role in ensuring the safety and reliability of pressure vessel systems in various industrial applications.

Product Details:

SA 387 GR.11 CL 1 plates refer to a specific type of alloy steel plate used primarily in elevated temperature service applications, particularly in pressure vessels and industrial boilers. Here’s an overview of SA 387 GR.11 CL 1 plates, including their composition, properties, applications, and advantages:

Composition:

SA 387 GR.11 CL 1 plates are typically made from chromium-molybdenum alloy steel. The composition usually includes:

• Carbon (C): 0.05-0.17%
• Manganese (Mn): 0.40-0.65%
• Phosphorus (P): 0.035% max
• Sulfur (S): 0.035% max
• Silicon (Si): 0.50-0.80%
• Chromium (Cr): 0.90-1.10%
• Molybdenum (Mo): 0.45-0.60%

Properties:

• Tensile Strength: Typically ranging from 515 to 690 MPa (75,000 to 100,000 psi), depending on the heat treatment and thickness.
• Yield Strength: Minimum of 205 MPa (30,000 psi) up to 415 MPa (60,000 psi).
• Elongation: 22% minimum in 2 inches.

Applications:

SA 387 GR.11 CL 1 plates are used in:

• Pressure Vessels: For applications requiring elevated temperature service and resistance to corrosion and oxidation.
• Boilers: Especially in steam boilers and process vessels where high temperatures and pressures are present.
• Heat Exchangers: In industries such as petrochemical and refining.
• Power Generation: Including both conventional and nuclear power plants.
• Oil and Gas Industry: For equipment subjected to high temperatures and aggressive environments.

Advantages:

• High Temperature Strength: Able to withstand elevated temperatures up to 575°C (1070°F) without losing mechanical properties.
• Good Corrosion Resistance: Provides resistance to corrosion and oxidation, enhancing durability in aggressive environments.
• Reliable Performance: Ensures reliable operation under demanding conditions, contributing to operational safety and efficiency.
• Cost-Effective: Offers a balance of performance and cost, making it a preferred choice for various industrial applications.

Considerations:

• Weldability: Generally good, but proper preheating and post-weld heat treatment are required to maintain properties and avoid cracking.
• Fabrication: Plates may require special handling due to their alloy composition and thickness.
• Regulatory Compliance: Designed to meet specific industry standards and regulatory requirements for pressure vessel and boiler applications.

Additional Information:

• Delivery Time: 1/2 DAYS
• Packaging Details: EXTRA

Product Details:

Quard 400 plates are abrasion-resistant steel plates that offer excellent toughness and durability in harsh environments where wear resistance is critical. Produced by NLMK Clabecq, these plates are specifically designed to withstand abrasive conditions, making them suitable for various industrial applications. Here's an overview of the key features, chemical composition, mechanical properties, and typical applications of Quard 400 plates:

Key Features:

1. High Hardness: Quard 400 plates typically have a hardness of approximately 370-430 HBW (Brinell Hardness), providing good resistance to abrasion and wear.

2. Durability: Designed for extended service life under severe wear conditions, reducing maintenance costs and downtime.

3. Good Weldability: Despite their high hardness, Quard 400 plates offer good weldability when appropriate welding techniques are used, including preheating and controlled cooling.

4. Flatness and Surface Finish: Manufactured to tight flatness and surface finish tolerances, ensuring quality fabrication and easy installation.

5. Standards Compliance: Produced in compliance with relevant industry standards to ensure consistent quality and performance.

Chemical Composition:

The typical chemical composition of Quard 400 plates includes:

• Carbon (C): 0.20-0.25%
• Silicon (Si): ≤ 0.60%
• Manganese (Mn): 1.50%
• Phosphorus (P): ≤ 0.010%
• Sulfur (S): ≤ 0.005%
• Chromium (Cr): 0.40-1.20%
• Nickel (Ni): ≤ 1.00%
• Molybdenum (Mo): ≤ 0.30%
• Boron (B): ≤ 0.005%

Mechanical Properties:

• Hardness: 370-430 HBW
• Tensile Strength: 1100-1300 MPa
• Yield Strength: ≥ 900 MPa
• Elongation: 10-12% (varies with thickness and specific grade)
• Impact Toughness: Typically tested to ensure good performance at low temperatures, often with a Charpy V-notch impact test.

Applications:

1. Mining and Quarrying: Used in equipment such as crushers, screens, feeders, and chutes subjected to severe wear and abrasion.

2. Construction Machinery: Suitable for components of bulldozers, excavators, loaders, and dump trucks operating in abrasive environments.

3. Material Handling: Applied in chutes, hoppers, conveyor systems, and wear plates that handle abrasive materials.

4. Agriculture: Used in plows, tillage equipment, and other agricultural machinery exposed to abrasive conditions.

5. Recycling Industry: Used in shredders, balers, and other equipment processing recyclable materials with heavy wear.

6. Earthmoving and Excavation: Components like buckets, blades, and liners that endure constant abrasion.

Advantages:

• Excellent Wear Resistance: Reduces maintenance costs and downtime associated with wear and tear.

• High Strength: Maintains structural integrity under heavy loads and impacts.

• Cost Efficiency: Longer service life leads to cost savings despite the higher initial investment.

• Fabrication Flexibility: Good weldability and machinability allow for various manufacturing processes.

Considerations:

• Fabrication: Preheating and post-weld heat treatment may be necessary to avoid cracking and ensure optimal performance during welding and fabrication.

• Cost: Initial cost may be higher compared to standard steel plates, but offset by extended service life and reduced maintenance.

Additional Information:

• Delivery Time: DAYS
• Packaging Details: EXTRA

Product Details:

EN1A is a very popular grade of low carbon-manganese free cutting steel, which is most suitable for the manufacture of repetition turned components, such as nuts, bolts, hydraulic fittings and studs, particularly where intricate drilling and machining operations are involved. It can be case-hardened, producing components with enhanced wear resistance.

EN1A, also known as 230M07. EN1A is low carbon mild steel. Properties: free cutting, suitable for machining using both automatic and CNC machines. Available in square, round, flat or hexagon form. Equivalent to AISI 1113.

Chemical Composition:

Mechanical Properties:

EN1A Equivalents:

Heat Treatment:

• Carbonisation of EN1A bright mild steel takes place at 900-950°C (1652°F- 1742°F) then it is furnace or air cooled.
• En1A can be tempered at 180-210 °C (356 °F- 410°F) then should be left to cool in air.
• The mild steel can be hardened at 780-800°C (1436°F- 1472°F) then quenched in oil or water. However this is difficult to do with EN1A and is not recommended.

Additional Information:

• Production Capacity: 20 TON

Product Details:

EN32A is a high quality low carbon steel .After forming ,carburizing or nitriding process and quenching or other heat treatment, a structural part with wear-resistant surface and tough core can be achieved.

Chemical Composition:

Mechanical Properties:

Thermal Properties:

Additional Information:

• Production Capacity: 20 TON

Product Details:

Chemical Composition:

Mechanical Properties:

Additional Information:

• Item Code: 7224
• Production Capacity: 20 ton
• Delivery Time: 2-3 days
• Packaging Details: box or goni packing

Product Details:

The chemical composition of M42 molybdenum high speed tool steel is outlined in the following table.

Physical Properties:

Mechanical Properties:

Machinability:

• M42 tool steel can be drilled, turned, threaded, broached, milled and tapped when it is in its annealed condition and rated at 45% of 1% carbon steel.

Forging:

• M42 molybdenum high speed tool steel is preheated to 871°C (1599°F) in a slow manner and then soaked. This is followed by rapid heating to 1093°C (1999°F) and slow cooling. Temperatures below 982°C (1799°F) are not suitable for the forging process.

Tempering:

• M42 tool steel is tempered for three times at 538-593°C (1000-1099°F) and then cooled completely between cycles to obtain good results. Tempering is performed in vacuum furnaces or in salt baths.

Annealing:

• M42 tool steel is heated at 871°C (1599°F) and then cooled slowly in a furnace.

Hardening:

• M42 tool steel is preheated to 871°C (1599°F), soaked and finally heated to 1204°C (2199°F)

Additional Information:

• Production Capacity: 20 TON

Product Details:

Chemical Composition:

Physical Properties:

Thermal Properties:

Other Designations:

Heat Treatment:

• H11 tool steels are preheated to 816°C (1500°F). Then the steels are directly heated by increasing the temperature to 1010°C (1850°F) followed by holding for 15 to 40 mins. The steels are then air-quenched.

Forging:

• H11 tool steels are forged at 1121°C (2050°F). For this type of steels, forging below 899°C (1650°F) is not preferable.

Annealing:

• H11 tool steels are annealed at 871°C (1600°F) and slowly cooled at 4°C (40°F) in the furnace.

Tempering:

• Tempering is carried out on H11 tool steels at temperature ranging from 538 to 649°C (1000 to 1200°F) to obtain Rockwell C hardness of 54 to 38. Double tempering can also be performed in these steels every one hour at the preferred tempering temperature.

 

Application:

• H11 tool steels are suitable for designing highly stressed structural parts such as aircraft landing gear.

Additional Information:

• Production Capacity: 20 -40 TON

Product Details:

Chemical Composition:

Thermal Properties:

Physical Properties:

Forging:

• HForging of D2 steels can be done from 1065ºC (1950ºF) down to 954ºC (1750ºF). Do not forge below 926ºC (1700ºF).

Annealing:

• D2 is supplied in the annealed and machineable condition. Re-annealing will only be necessary if the steel has been forged or hardened by the toolmaker. To anneal, heat slowly and uniformly to 900°C. Soak for three to four hours and allow to cool in the furnace to room temperature. Re-heat to 800-1040°C and again soak for three to four hours. Allow to cool in the furnace to room temperature.

Hardening:

• It is preferable to heat the tools in a controlled atmosphere. If this is not possible, pack hardening is recommended. A reducing atmosphere is desirable. Pre heat the D2 tool steel component to 750-800°C. and allow to soak at this temperature. The tools may then be brought up to 1000-1040°C for air cooling, or 980°C for oil quenching. Soak thoroughly at the temperature for thirty minutes per 25mm of ruling section, then cool or quench accordingly. It is important not to exceed 1020°C when heating for hardening.

Application:

• Tool steel P20+S is ideally suited for the production of moulds where improved machinability is required. Typical applications include bolsters and injection moulds, die holders and zinc die casting dies. P20S is a versatile plastic mould tool steel with high tensile characteristics suitable for many other applications such as shafts and wear strips.A popular grade for toolmakers, D2 is used in a wide variety of tool making applications. Typical applications include blanking dies and punches for sheet in stainless steel, brass, copper, zinc and hard abrasive materials generally. Other application include deep drawing dies, cupping dies, forming dies, sheet metal forming rolls, shear blades for strip and sheet including flying shears, circular cutters for cold rolled strip,

Additional Information:

• Production Capacity: 20 TON

Product Details:

Chemical Composition:

Mechanical Properties:

Applications:

• EN42J is suitable for a wide variety of spring applications including flat springs, clutches, knives, doctor blades, saw blades, agricultural tools, wood cutting saws, shims, knives, blades, shims, washers, masonry tools.

Heat Treatment:

• When heat treating EN42 temperatures, including rate of heating, cooling and soaking times etc. will vary due to factors such as the shape and size of each component. Other considerations during the heat treatment process include the type of furnace, quenching medium and work piece transfer facilities. Please consult your heat treatment provider for full guidance on heat treatment of spring steels.

Welding:

• We recommend you contact your welding consumables supplier who should provide you full assistance and information on welding EN42J steel.

Additional Information:

• Production Capacity: 20 TON

Product Details:

En-19 is a high-quality alloy steel grade commonly used in engineering applications. It is known for its excellent strength, toughness, and wear resistance. The "En" in En-19 stands for "Engineering" and the number 19 represents the approximate carbon content of the steel (0.18-0.23%).

En-19 round bar refers to a cylindrical bar made from En-19 steel. Round bars are versatile and widely used in various industries for applications such as shafts, gears, axles, bolts, and machine components. The round shape allows for easy machining and processing.

En-19 round bars typically have a diameter ranging from a few millimeters to several inches, depending on the specific application requirements. The length of the bar can also vary based on customer needs and is usually supplied in standard lengths.

When purchasing En-19 round bars, it is important to ensure that they meet the required specifications and are obtained from reputable suppliers to guarantee the quality and reliability of the material.

Additional Information:

• Production Capacity: 20 TO AND ABOVE
• Delivery Time: 2-3 DAYS
• Packaging Details: BUNDEL

Product Details:

Stainless steel is a type of alloy that is known for its corrosion resistance and durability. It is primarily composed of iron, along with varying amounts of chromium, nickel, molybdenum, and other elements. The addition of these alloying elements enhances the properties of stainless steel, making it resistant to rust, stains, and corrosion.

Stainless steel is widely used in various industries and applications due to its favorable properties. Some common uses of stainless steel include:

1. Construction and architecture: Stainless steel is used for structural components, roofing, cladding, handrails, and other architectural elements due to its strength, aesthetic appeal, and resistance to environmental factors.

2. Kitchenware and appliances: Stainless steel is a popular choice for kitchen utensils, cookware, sinks, and appliances due to its hygienic properties, ease of cleaning, and resistance to staining and heat.

3. Automotive industry: Many automotive components, such as exhaust systems, grilles, trim, and fuel tanks, are made from stainless steel because of its resistance to corrosion and high-temperature environments.

4. Medical and pharmaceutical applications: Stainless steel is widely used in medical instruments, surgical tools, and equipment due to its biocompatibility, ease of sterilization, and resistance to corrosion.

5. Chemical processing: Stainless steel is highly resistant to corrosion from various chemicals, making it suitable for pipes, tanks, valves, and other equipment used in chemical plants and refineries.

6. Aerospace and aviation: Stainless steel is used in aircraft components, such as exhaust systems, structural parts, and fasteners, because of its strength, heat resistance, and resistance to corrosion in high-altitude and extreme environments.

7. Energy and power generation: Stainless steel is utilized in power plants, nuclear facilities, and renewable energy installations for its corrosion resistance in harsh environments and high-temperature resistance.

Stainless steel comes in various grades and finishes, each with its specific characteristics and applications. The selection of the appropriate grade depends on factors such as the intended use, environment, and required properties of the stainless steel.

Additional Information:

• Production Capacity: 20 TON
• Delivery Time: 2-3 DAYS
• Packaging Details: BUNDEL

Product Details:

Chemical Composition:

Mechanical Properties:




Coefficient of Linear Thermal Expansion 10^-6 °C^-1:

Physical Properties(avarage values) at ambient temperature:

Product Details:

Forging:

• Forge at 1000°/1050°C. Heat slowly, allowing sufficient time at the forging temperature for the steel to be thoroughly soaked through. Re-heat as often as necessary to keep the temperature above 850°C. After forging cool very slowly, preferably in a furnace.

Annealing:

• Heat uniformly to 800°C, equalize, then furnace cool. (Hardness about 229 Brinell).

Stress Relieving:

• If machining operations have been heavy or if the tool has an unbalanced section, remove stresses before hardening by heating up to 700°C, equalize, then cool slowly.

Hardening:

• Heat uniformly to 800/820°C until heated through. Allow 30 minutes per inch of ruling section and quench immediately in oil.

Tempering:

• Heat uniformly and thoroughly at the selected tempering temperatures and hold for at least one hour per inch of total thickness

Physical Properties:

Mechanical Properties:

Heat Treatment:

Additional Information:

• Production Capacity: 20 TON

Product Details:

Chemical Composition:

Chemical Composition:

Thermal Properties:

Heat Treatment:

• D2 steels should be preheated very slowly to 815ºC (1500ºF) and then temperature can be increased to 1010ºC (1850ºF). They are then held at 1010ºC (1850ºF) for 20 to 45 minutes and air cooled (air quenched).

Annealing:

• D2 is supplied in the annealed and machineable condition. Re-annealing will only be necessary if the steel has been forged or hardened by the toolmaker. To anneal, heat slowly and uniformly to 900°C. Soak for three to four hours and allow to cool in the furnace to room temperature. Re-heat to 800-1040°C and again soak for three to four hours. Allow to cool in the furnace to room temperature.

Tempering:

• D2 steels can be tempered at 204ºC (400ºF) for achieving Rockwell C hardness of 61 and at 537ºC (1000ºF) for a Rockwell C hardness of 54.

Applications:

• A popular grade for toolmakers, D2 is used in a wide variety of tool making applications. Typical applications include blanking dies and punches for sheet in stainless steel, brass, copper, zinc and hard abrasive materials generally. Other application include deep drawing dies, cupping dies, forming dies, sheet metal forming rolls, shear blades for strip and sheet including flying shears, circular cutters for cold rolled strip, trimmer dies, thread rolling dies, cold extrusion dies, broaches, plug gauges, ring gauges, special taps, straybolt taps, brick and tile mould liners, master hobs for cold hobbing plastic moulds and cut moulds for plastics.

 

Final Grinding:

• Select the correct grade of wheel in consultation with the grinding wheel manufacturer. Ensure the grinding wheel is in good condition by means of a suitable dressing tool. Wet grinding is a preferable option using a copious supply of coolant. If dry grinding is resorted to then use a very soft wheel.

 

Additional Information:

• Production Capacity: 20 TON

Product Details:

C15 is a plain carbon steel with a nominal 0.15% carbon content. It is a relatively low strength steel but it may be quenched and tempered for increased streng

Chemical Composition:

Mechanical Properties:

Physical Properties(avarage values) at ambient temperature:

Application:

• The low carbon steels, such as C15 are used for applications such as cold headed fasteners and bolts.

Stress Annealing:

• Stress relieving to remove machining stresses should be carried out by heating to approx. 540°C, holding for 1-2 hours at heat, followed by air cooling. This operation is performed to reduce distortion during heat treatment

Machinability:

• Machinability of C15 steel is fairly good, especially in the cold drawn or cold worked condition. Based upon carbon steel AIS11112 as a reference that is considered 100% machinable (easily machined) the C10 steel has a rating of 55%.