SCM440 Steel
SCM440 is an alloy steel with a chemical composition that includes carbon, silicon, manganese, phosphorus, sulfur, chromium, and molybdenum. Chromium and molybdenum, present in higher amounts, enhance the steel's oxidation resistance and corrosion resistance. Additionally, SCM440 has a tensile strength of approximately 850 to 1070 MPa, a yield strength of approximately 635 to 855 MPa, and a fracture elongation of about 12% to 18%.
Description
Product Application
SCM440 is an alloy steel with a chemical composition that includes carbon, silicon, manganese, phosphorus, sulfur, chromium, and molybdenum. Chromium and molybdenum, present in higher amounts, enhance the steel's oxidation resistance and corrosion resistance. Additionally, SCM440 has a tensile strength of approximately 850 to 1070 MPa, a yield strength of approximately 635 to 855 MPa, and a fracture elongation of about 12% to 18%.
SCM440 steel is commonly used for manufacturing high-strength bolts, bearings, gears, motor shafts, automotive parts, and other mechanical components. It possesses advantages such as high strength, good corrosion resistance, and good toughness, making it perform well in high-temperature, high-pressure, and high-precision working environments. However, it has some drawbacks, including the requirement of strict heat treatment processes that can result in cracking and deformation.
SCM440 is available in various forms such as rods, plates, and pipes. Different countries have different designations for this steel. For example, ASTM A29/A29M-04 in the United States, BS 970 in the United Kingdom, and DIN EN 10083-1 in Germany.
In summary, SCM440 is an alloy steel widely used in the field of mechanical manufacturing. It possesses several advantages and some drawbacks. Understanding the standards, chemical composition, performance, and common forms of SCM440 is helpful in selecting and applying this steel.
Product Parameter:
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Article |
Alloy constructional steel |
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Standard |
AISI 、ASTM 、EN 、BS 、GB 、DIN 、JIS |
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Material |
38Cr2、1.7003、46Cr2、1.7006、34Cr4、1.7033、34CrS4 、1.7037 、37Cr4 、1.7034 、37CrS4 、1.7038 、41Cr4 1.7035 ,41CrS4 、1.7039、25CrMo4 、1.7218、25CrMoS4、1.7213、34CrMo4、1.722、34CrMoS4 、1.7226、42CrMo4 、1.7225、42CrMoS4、1.7227、50CrMo4、1.7228、34CrNiMo6、1.6582、30CrNiMo8、1.658、 35NiCr6、1.5815、36NiCrMo3、1.6773、39NiCrMo3、1.651、30NiCrMo16-6、1.6747、51CrV4、1.8159、20MnB5 、1.553、30MnB5、1.5531、38MnB5、1.5532、27MnCrB5-2、1.7182、33MnCrB5-2、33MnCrB5-2、1.7185、39MnCrB5-2、1.7189 、 SCM440、SCr440、42C r M o 、35C r M o 、20C r N i M o 、SNCM220、SCM435、SCM430、8620、SNCM220、SCM415、8650、5150、4150、SCR415、SCR240、 SCR430、SCR435、40 Cr、45 Cr, 40C r N i M o、30C r M n S i A、35C r M n S i A、27S i M n, etc |
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Output to |
Singapore, Indonesia, South Korea, Thailand, Vietnam, Saudi Arabia, Brazil, Spain, Canada, the United States, and |
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Pack |
Bundle packaging, export standard packaging or according to customer requirements |
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Delivery time |
7-15 days or according to the order quantity or negotiation |
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Price clause |
Price terms CIF, FOB, CFR. |
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Pay |
Letter of credit, wire transfer, etc |
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Minimum order |
One ton |






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