The wind power industry is growing at a high rate of 15% per year, but the high failure rate and short life cycle of wind turbine gearboxes have always been the pain points of the industry. Why have giants such as Vestas and Siemens Gamesa turned to 34CrNiMo6 steel? This article will deeply analyze [...]
Why is It So Important To Detect The Authenticity of 4140 Steel? In industries such as machinery manufacturing and mold processing, the use of counterfeit or substandard 4140 steel may lead to part breakage, equipment downtime, and even safety accidents. Real case: A factory used inferior 4140 steel to manufacture gear shafts, which cracked [...]
As a medium-carbon structural steel, 1045 steel is widely used in machinery manufacturing, automobile industry, construction and other fields due to its balanced performance and cost advantages. This article will quickly analyze the core characteristics of this classic material from three dimensions: composition, performance and application scenarios. 1. Chemical Composition of 1045 Steel: Simple [...]
S355 steel is a non-alloy structural steel under the European standard (EN). It has good strength and low-temperature toughness which is widely used in various engineering and structural fields. The following is a detailed classification description of different grades in the S355 series steel (such as S355J2, S355J2G3, S355JR, etc.), covering their naming rules, [...]
When "Iron Man" Wears 4140 Armor，The "All-round Warrior" in the industrial field Imagine the following scenes: A 50-ton mining truck is driving in a bumpy mine pit, and the drive shaft is subjected to 3,000 torque shocks per minute; A civil airliner lands at a speed of 300 kilometers per hour, and the landing [...]
D2 steel is a high-carbon, high-chromium cold-working tool steel (containing about 1.5% carbon and 12% chromium). It is widely used in industry for its excellent wear resistance, compressive strength and moderate corrosion resistance. The following are its main application areas and characteristics: D2 Steel’s Diverse Industrial Applications 1. Mold Manufacturing Cold working molds: D2 [...]
The forging ratio of special steel is one of the key parameters in the forging process, which directly affects the material's density, grain refinement, mechanical properties and defect elimination effect. Its specific value varies depending on the material type, application and process requirements, and usually needs to be determined by combining theoretical calculations and [...]
In the vast field of industrial manufacturing, molds are the key "behind-the-scenes heroes" that shape various products. Cold-working tool steel, as an important member of mold materials, plays an irreplaceable role in metal forming processing. You may have come into contact with products produced by molds made of cold-working tool steel countless times in [...]
8620 steel (US grade, corresponding to Chinese grade 20CrNiMo) is a low alloy carburizing steel. Due to its excellent comprehensive mechanical properties, it is widely used in fields with high requirements for surface hardness, wear resistance and core toughness. The following is a detailed description of its core applications and material properties: 8620 Steel [...]
Whether 4130 steel is quenched and tempered after normalizing or not mainly affects the performance of the material. The performance gap mainly depends on the initial state of the material and the degree of optimization of the processing technology. The following analyzes the performance differences from different aspects: 1. Microstructure & Uniformity 4130 steel [...]
Hot Work Tool Steel: The "Behind-The-Scenes Hero" Shaping The High-temperature World When you hold delicate metal parts in your hands or marvel at the precision structure of a car engine, have you ever wondered how these products are transformed from hot liquid metal into durable parts? Behind this, there is a class of obscure [...]
The rolling ratio (also called compression ratio or deformation ratio) of rolled round steel is an important parameter to measure the degree of plastic deformation of metal during rolling. Its definition and typical range are as follows: 1. Definition of Rolling Ratio The rolling ratio generally refers to the ratio of the cross-sectional area [...]
1. Material Properties Overview 8620 steel (SAE/AISI 8620) is a nickel-chromium-molybdenum alloy carburizing steel known for its excellent surface hardening ability and core toughness. Its characteristics make it widely used in components that need to withstand both surface wear and internal impact loads. Chemical composition (typical values): - Carbon (C): 0.18-0.23% (low carbon core [...]
1. Material Properties Match Industry Needs 4340 (AISI 4340/SAE 4340) is a high-strength medium-carbon low-alloy steel containing elements such as nickel (Ni), chromium (Cr), and molybdenum (Mo), with excellent comprehensive mechanical properties. Its characteristics are highly compatible with the harsh working conditions of the oil and gas industry: Chemical composition (typical values): - Carbon [...]
1. Material Properties Overview 34CrNiMo6 (corresponding international grade: 1.6582/EN 10083) is a high-strength, high-toughness alloy structural steel. By adding elements such as chromium (Cr), nickel (Ni), and molybdenum (Mo), its hardenability, fatigue resistance, and impact resistance are significantly improved. Its core properties include: Chemical composition (typical values): - Carbon (C): 0.30-0.38% - Chromium (Cr): [...]