30# Carbon Steel Plate
30# Carbon Steel Plate is a low-to-medium carbon steel with a nominal carbon content of around 0.30%. This level of carbon provides a good balance between strength and ductility, offering higher strength and hardness than very low-carbon steels while maintaining good weldability and cold formability. It is often used in the normalized condition. 30# plate is commonly used for general engineering and structural purposes, including machinery parts, shafts, forgings, pressure vessel components, and structural members in construction where a combination of moderate strength, toughness, and ease of fabrication is required.
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- Commodity name: 30# Carbon Steel Plate
30# Carbon Steel Plate is a low-to-medium carbon steel with a nominal carbon content of around 0.30%. This level of carbon provides a good balance between strength and ductility, offering higher strength and hardness than very low-carbon steels while maintaining good weldability and cold formability. It is often used in the normalized condition. 30# plate is commonly used for general engineering and structural purposes, including machinery parts, shafts, forgings, pressure vessel components, and structural members in construction where a combination of moderate strength, toughness, and ease of fabrication is required.
30# Carbon Steel Plate Description
Applications
Machinery Manufacturing General Engineering Structural Fabrication Automotive Components Construction Agricultural Machinery Material Handling Fastener Production Railway Equipment Tool Parts Product Parameters
Product Name 30# Carbon Steel Plate Type Plate, Sheet Thickness 5mm - 120mm (Customizable) Length 3000mm, 6000mm, 9000mm, 12000mm, etc. (Customizable) Width 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, etc. (Customizable) Standard GB/T 699 (Equivalent to AISI 1030, JIS S30C, DIN C30, etc.) Surface Clean, Black painted, Shot Blasting, Oiled Scope of Application Suitable for manufacturing parts with lower strength requirements, such as shafts, rods, forgings, and moderately stressed parts in machinery, and can be used for general welded structures. Certificate ISO, SGS, BV, LR, DNV, etc. Production Technology Hot Rolling, Cold Rolling Edge Processing Shearing, Cutting, Beveling Approximate grade comparison table
Standard System UNS GB/T (China) EN (Approx.) SAE/AISI JIS (Approx.) W. Nr. (German) Grade (Approx.) G10300 30 (High-quality carbon structural steel) C30 (1.0501) 1030 S30C 1.0501 Chemical Composition
Element C (Carbon) Mn (Manganese) Si (Silicon) P (Phosphorus) S (Sulfur) Cr (Chromium) Ni (Nickel) Cu (Copper) Composition (wt%) 0.27 - 0.35 0.50 - 0.80 0.17 - 0.37 ≤0.035 ≤0.035 ≤0.25 ≤0.30 ≤0.25 Mechanical Properties
Tensile Strength (Rm) (MPa) Yield Strength (Rp0.2) (MPa) Elongation A5 (%) Hardness (HB) ~450 - 600 ~280 - 380 ~18 ~140 - 180 Physical Performance
Property Density (g/cm3) Modulus of Elasticity (GPa) Mean Coeff. of Thermal Expansion (10−6/deg C) (20-100 deg C) Thermal Conductivity (W/m.K) (20 deg C) Value (Approx.) ~7.85 ~200 - 210 ~11.5 ~50 -
30# Carbon Steel Plate - Stock Warehouse








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30# Carbon Steel Plate - Product Inspection








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30# Carbon Steel Plate - Product Measurement








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30# Carbon Steel Plate- Product Packaging








Taigang Yilian
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Taigang Yilian has 10+ warehouses with ready stock. The annual supply capacity is approximately 10 million tons. It has 10 years of experience in large-scale project supply. The customer reorder rate reaches 86%. We ensure quality and quantity, provide material certificates, and will refund if the products are not qualified, so please be assured the purchase.
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