Products/Services for Wheel Railroad Hardness
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Steel Rail - (34 companies)...include train and tram. The train rail profile is an asymmetrical I-beam with a wide flat-bottom that fits on the railroad track. Wheels rest on top of the rail, with wheel flanges extending downwards on the insides of the rails. A grooved head...
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Scales and Balances - (945 companies)...platform. Medical scale. Medical scales weight people with the assistance of medical professionals. Mobile scale. Mobile scales can be moved from site to site for weighing operations. They may be wheeled or disassembled, and are common for warehouses... -
Hardness Testers - (265 companies)Hardness testers measure a material's resistance to indentation. This calculation is determined by measuring the permanent depth or projected area of the indentation. Hardness testers measure a material's resistance to indentation. Hardness... -
Anvils - (20 companies)Anvils are material forming tools, providing a tough impact surface for worked parts. Made from a large, hard source material like stone or metal, they support material - often metal - part-work activities like chiseling, hammering and forging.
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Wheel and Track Drives - (20 companies)Wheel and track drives are a gearbox, motor and brake assembly which power wheeled or tracked vehicles. Motors can be either electric or hydraulically powered. Wheel and track drives unify a gearbox, motor, and braking mechanism into a compact...
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Wheel Dressers and Dressing Tools - (251 companies)Wheel dressers and dressing tools are used to condition, true and dress grinding wheels. Dressing is the process of re-sharpening the tiny cutting edges on a grinding wheel 's surface. Wheel dressers and dressing tools are used to condition, true...
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Durometers - (74 companies)Durometers are instruments used for measuring the indentation hardness of rubber, elastomers, plastics and foam materials. Durometers are instruments used for measuring the indentation hardness of materials. Durometers are pushed against the sample...
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Paddlewheel Flow Meters - (73 companies)Paddlewheel flow meters have a paddle wheel that is perpendicular to the flow path. The rotor axis is positioned to limit contact between the paddles and the flowing media. There are many different types of paddlewheel flow meters. Examples include...
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Grinding Segments - (51 companies)Grinding segments are bonded abrasive structures that can be assembled on a special form to create a large wheel for flat surface grinding. Grinding segments are bonded abrasive structures that can be assembled on a special form to create a large...
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Grinding Wheels - (508 companies)Image Credit: Norton Abrasives. Grinding wheels are used for metal removal, dimensioning, and finishing. They consist of an integral shank, pin, shaft, or mandrel that drives a mounted wheel or blades. Types of Grinding Wheels. There are many types...
Product News
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ThermOmegaTech®
The Need for Railroad Freeze Protection As the North American Market Leader in Railroad Freeze Protection, ThermOmegaTech (R) has developed a variety of products for both locomotive and passenger cars. The GURU (R) Plugs are installed on locomotive engine coolant water storage tanks, and water-cooled compressors to automatically monitor the water temperature. The plug 's thermal actuator will sense the water temperature and snap open when the engine is shut down and temperatures are close to freezing. This allows for the system... (read more)Browse Drain Valves Datasheets for ThermOmegaTech® -
GGB
GGB Railroad & Train Bearings GGB's Heavy-duty Bearing Solutions for Railway Applications. As the world's technology continues to advance, the railway industry requires more heavy-duty, high-performance bearings that can withstand harsh operating and environmental conditions. Trains are more than just a mode of transportation, they're an extension of our office, our community, and carry our most precious cargo. As trains move the world, train components must go the distance, enduring harsh elements while traveling further... (read more)Browse Plain Bearings and Sleeve Bearings Datasheets for GGB -
Savage Engineering, Inc.
Horizontal Wheel Presses Savage Wheel Presses, also known as Horizontal Forcing Presses, are used for mounting/demounting wheels, bearings, gears, sheaves, pulleys, etc., onto/off shafts, axles, rolls, or armatures. Style shown is inclined to allow overhead loading. Inserts are available for different shaft diamaters. Open design allows work of infinite lengths. Many sizes and models are available... Vertical clearance between rails is typically 60", 72", or 84" (available 24" to 168"). Resistance bolster... (read more) -
PCE Instruments / PCE Americas Inc.
Leeb Hardness Tester PCE-900 The Leeb Hardness Tester PCE-900 measures the hardness of nine different metals using the Leeb rebound method. This means that with the hardness tester a firing pin bounces on a metallic surface and the intensity of the rebound is used as an indicator of the material hardness. The hardness tester PCE-900 measures the metal hardness in 6 different hardness scales, including: Rockwell, Vickers, Leeb, Brinell and Shore. A distinction is made between Rockwell B and C when measuring in the Rockwell... (read more)Browse Hardness Testers Datasheets for PCE Instruments / PCE Americas Inc. -
PCE Instruments / PCE Americas Inc.
Hardness Tester for Metals PCE-2500N This product is a portable handheld pen-sized digital material hardness tester, rebound hammer or durometer for use with metals. This high-accuracy hardness tester quickly and accurately measures the surface hardness of 10 common metal materials including steel, cast steel, alloy tool steel, stainless steel, cast iron, ductile iron, cast aluminum alloy, brass, bronze and copper. Available through Grainger, McMaster-Carr, Fastenal, Motion, and Zoro. (read more)Browse Hardness Testers Datasheets for PCE Instruments / PCE Americas Inc. -
Tinius Olsen, Inc.
Uncover Your Material's Hardness Secrets! The Brinell scale characterizes the indentation hardness of materials through the scale penetration of an indenter, loaded on a material test-piece. Tinius Olsen has many types of hardness testers available that can rapidly and accurately determine the hardness value of a wide variety of materials including metals, plastics, large parts and small precision parts. Whether you need bench-mounted testers, large-scale floor-mounted testers or dedicated testers that are integrated into your... (read more)Browse Hardness Testers Datasheets for Tinius Olsen, Inc. -
Suntech Applied Materials (Hefei) Co.,Ltd
Silicon Carbide: Exceptional Hardness & Durability Silicon Carbide: Superior Performance in Demanding Applications. Silicon carbide (SiC) is a high-performance material with outstanding mechanical properties. Sintered at high temperatures, it offers remarkable hardness and durability, making it a versatile choice for demanding industrial applications. Key Features: Exceptional Hardness: Only second to diamond, ideal for applications requiring extreme wear resistance. High Temperature Tolerance: Maintains strength and stability at elevated... (read more)Browse Industrial Ceramic Materials Datasheets for Suntech Applied Materials (Hefei) Co.,Ltd -
ThermOmegaTech®
Everything You Need For Railroad Freeze Protection As the North American Market Leader in Railroad Freeze Protection, ThermOmegaTech (R) has developed a variety of products for both locomotive and passenger cars. The GURU (R) Plugs are installed on locomotive engine coolant water storage tanks, and water-cooled compressors to automatically monitor the water temperature. The plug 's thermal actuator will sense the water temperature and snap open when the engine is shut down and temperatures are close to freezing. This allows for the system... (read more)Browse Drain Valves Datasheets for ThermOmegaTech® -
Tinius Olsen, Inc.
Is Your Hardness Testing Costing You More? Is Your Hardness Testing Limiting Your Efficiency and Costing You More?. Discover how the Tinius Olsen Automated Metal Tensile Hardness Testing system streamlines both hardness and tensile testing in a single automated system. Say goodbye to the inefficiencies and extra costs associated with separate systems and additional operators. Our fully integrated system performs precise Rockwell tests on various specimen thicknesses, seamlessly transitioning between hardness and tensile tests... (read more)Browse Hardness Testers Datasheets for Tinius Olsen, Inc. -
Chengdu Leno Machinery Co., Ltd.
Hardened Idler Sprockets: 65HRC Hardness, 2000 RPM High-Performance Idler Sprockets: Engineered for Demanding Applications. In chain drive systems where reliability and longevity are critical, our hardened tooth idler sprockets deliver exceptional performance under the most challenging conditions. Through advanced heat treatment processes and precision manufacturing, these components maintain optimal chain engagement while withstanding the demands of continuous high-speed operation. Technical Specifications: Surface Hardness: 65HRC on tooth... (read more)Browse ISO Roller Chain Sprockets Datasheets for Chengdu Leno Machinery Co., Ltd.
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Features of the Production of Railroad Wheels with More Durable Rims
Tempering at 500°C for 2 h – the practice employed in the heat treatment of railroad wheels – causes the hardness of steel 65G with structures of martensite and bainite to decrease to the level characteristic of steel with a structure of …
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Survey of new technology — Now on line
The TShB hardness tester (which employs the Brinell method) is used to check the hardness of the tires of railroad wheels , and on all standard measuring instruments (including those just mentioned) hardness is evaluated on the basis of the mean stress (Brinell …
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Steels for High-Durability Railroad Wheels
There are several ways of increasing the hardness of the working elements of railroad wheels that are subject to intensive wear: 1) while still using the grade of steel presently employed – steel 60G – and keeping pearlite as the main component …
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Evaluation of Railroad Wheel Steel with Lamellar Duplex Microstructures Using Diffuse Ultrasonic Backscatter
The tread surface of railroad wheels is typically quenched to improve the hardness and wear resistance.
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Probabilistic Fatigue Life Prediction and Inspection of Railroad Wheels
However, the hardness value for class B and C railroad wheels is bounded between 277 and 363 (AAR, 1998).
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ASTM MNL56 - Guide to Friction, Wear, and Erosion Testing
Railroad wheels are available in different heat treatment conditions and hardnesses to deal with surface fatigue.
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Modifying wheel steel with nitrogen
The new generation of railroad wheels must be char- acterized not only by increased rim hardness but also by high fatigue strength and a margin of viscosity of the disk metal.
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Chapter 9-Rolling Wear, Impact Wear, and Surface Fatigue Testing
Railroad wheels are available in different heat treatment conditions and hardnesses to deal with surface fatigue.
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Special features of cooling, formation of structure and properties of mass produced metal products in the process of their heat treatment in the production flow
The high degree of dispersity of the forming structures and their lamellar arrangement ensure great hardness , wear resistance, and high fatigue limit of railroad wheels during their entire service life (Fig. 2).
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Recent developments in forged railroad wheels for improved performance
One railroad purchases locomotive wheels with a “B+”chemistry and hardness range - this type of wheel has a carbon content of 0.67-0.72 and a hardness range of 310-352 - essentially it is a “low end” Class C wheel.
