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Q195 Carbon Steel Bar

Q195 Carbon Steel Plate is a Chinese national standard (GB/T 700) grade of general structural carbon steel known for its low strength. The "Q" stands for Yield Strength, and "195" indicates a guaranteed minimum yield strength of 195 MPa (for plates 16 ≤ mm thick). Due to its very low carbon content (similar to 10# or lower), this steel possesses excellent cold formability, high ductility, and superb weldability. Q195 plate is widely used for non-critical structural applications, sheet metal work, containers, and products requiring extensive bending, stamping, or drawing, such as pipes, steel strips, wire rods, and general components in construction and manufacturing where ease of fabrication is paramount.

  • Product Description
  • Spot Warehouse
  • Product Inspection
  • Product Measurement
  • Product Packaging
    • Commodity name: Q195 Carbon Steel Bar

    Q195 Carbon Steel Plate is a Chinese national standard (GB/T 700) grade of general structural carbon steel known for its low strength. The "Q" stands for Yield Strength, and "195" indicates a guaranteed minimum yield strength of 195 MPa (for plates 16 ≤ mm thick). Due to its very low carbon content (similar to 10# or lower), this steel possesses excellent cold formability, high ductility, and superb weldability. Q195 plate is widely used for non-critical structural applications, sheet metal work, containers, and products requiring extensive bending, stamping, or drawing, such as pipes, steel strips, wire rods, and general components in construction and manufacturing where ease of fabrication is paramount.

    Q195 Carbon Steel Bar Description

    Applications

    Construction (Non-Load Bearing)

    General EngineeringFencing & RailingSimple FastenersAgricultural Equipment
    Furniture & FixturesMachinery CasingsDisplay RacksWelded ComponentsMaterial Handling


    Product Parameters

    Product NameQ195 Carbon Steel Plate
    TypePlate, Sheet, Structural Steel
    Thickness1.5mm - 50mm (Primarily thinner gauges)
    Length6000mm, 9000mm, 12000mm, etc. (Customizable)
    Width1000mm, 1250mm, 1500mm, 2000mm, 2500mm, etc. (Customizable)
    StandardGB/T 700 (Equivalent to AISI 1008/1010, JIS SS330)
    SurfaceBlack, Clean, Pickled, Oiled
    Scope of ApplicationGeneral engineering, basic structural components, roofing, guardrails, non-critical pipe production, wire drawing, and applications requiring easy forming and welding.
    CertificateISO, SGS, BV, LR, CCS, etc.
    Production TechnologyHot Rolling, Cold Rolling
    Edge ProcessingShearing, Slitting, Edging

     

    Approximate grade comparison table

    Standard SystemUNSGB/T (China)EN (Approx.)SAE/AISI (Approx.)JIS (Approx.)W. Nr. (German)
    Grade (Approx.)K01900Q195 (Common Structural Steel)S185 (1.0035)1010 (Lower Carbon)SPCC / SPCD (Cold Rolled)St33


    Chemical Composition

    ElementC (Carbon)Mn (Manganese)Si (Silicon)P (Phosphorus)S (Sulfur)
    Composition (wt%)≤0.120.20 - 0.50≤0.30≤0.045≤0.050

     

    Mechanical Properties

    PropertyStandard Requirement (GB/T)
    Yield Strength (ReH) (MPa) (Thickness ≤ 16mm)≥195
    Tensile Strength (Rm) (MPa)315 - 430
    Elongation A5 (%)≥ 33
    Bending TestPasses Cold Bending (180° Bend)

     

    Physical Performance

    PropertyDensity (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.)~7.85~200~11.5~50


  • Q195 Carbon Steel Bar - Stock Warehouse

     

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  • Q195 Carbon Steel Bar - Product Inspection

     

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  • Q195 Carbon Steel Bar - Product Measurement

     

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  • Q195 Carbon Steel Bar- Product Packaging

     

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