Qingyun Hongsheng Machinery Parts Co., Ltd. is one of the most reliable manufacturers and suppliers of heat-resistant steel casting crucible in China. We warmly welcome you to wholesale high quality heat-resistant steel casting crucible at low price from our factory. If you have any enquiry about quotation, please feel free to email us.
The heat-resistant steel crucible is a high-temperature container made of heat-resistant steel (an alloy steel that maintains its strength, creep resistance and chemical stability at high temperatures). Heat-resistant steel is classified into antioxidant steel (resistant to high-temperature oxidation) and heat-strength steel (resistant to high-temperature creep), and it constitutes the "core framework" of the heat-resistant steel crucible. These materials can maintain structural stability for a long time at high temperatures (such as in industrial furnaces, power machinery, etc.), preventing performance degradation caused by high-temperature creep and oxidation.
Products Description
Heat-resistant steel crucibles are widely used in the manufacturing of components under high-temperature conditions. Typical scenarios include:
- Energy and Power: High-temperature components of equipment such as boilers and gas turbines;
- Industrial Furnaces: Heat-resistant components of various industrial furnaces;
- Aerospace: High-temperature structural components of aircraft engines and spacecraft;
- Petrochemicals: Heat-resistant components of equipment such as high-temperature reactors and heat exchangers.
Technical logic: Material properties support high-temperature applications
The "heat resistance" of heat-resistant steel crucibles stems from the material's persistent strength (long-term bearing capacity) at high temperatures, its resistance to creep (resistance to slow deformation at high temperatures), and its chemical stability (resistance to high-temperature oxidation and corrosion). These characteristics enable them to serve as stable containers in industrial production, providing a stable environment for high-temperature melting, reactions, etc., and ensuring process continuity and product quality.
The heat-resistant steel crucible is made with high-temperature alloy as its core material. Through the synergistic effect of alloy elements (such as chromium, nickel, silicon, manganese, etc.), it achieves high-temperature resistance, oxidation resistance and structural stability. With iron as the base material, adding elements such as chromium and nickel, it balances cost and performance and is suitable for medium-temperature (600 - 1000℃) scenarios:
Cr-Mo series heat-resistant steel
Representative grade: 1Cr5Mo, 1Cr9Mo (American standard T91/P91)
Composition characteristics: Contains 5% - 9% Cr, 0.5% - 1% Mo, with a small amount of V and Nb for strengthening
Performance: Moderate oxidation resistance, good thermal strength, and low cost
Applications: High-temperature reaction vessels in petrochemical industry, boiler pipes in power stations
Cr-Ni type austenitic heat-resistant steel
Representative grade: 304 (0Cr18Ni9), 310S (0Cr25Ni20)
Composition characteristics: Cr 18% - 25%, Ni 9% - 20%, forming stable austenitic structure
Properties: Withstanding temperatures from 800 to 1100℃, excellent oxidation resistance, good plasticity
Applications: Food processing, medical devices, high-temperature furnace shells (non-extreme working conditions melting)
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1. 20 years of experience in casting cast iron plate, quality assurance, timely delivery
2. Perfect machining and inspection equipment can directly provide finished parts and meet the inspection requirements of customers
3. It has independent import and export rights and can export products to all parts of the world
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