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  • 272023-10

    Global stainless steel production fell 1.7% in the first half of the year

    2023-10-27 | Categories:News
    According to a report released by the International Stainless Steel Forum (ISSF). Preliminary statistics show that world stainless steel crude steel production increased by 7.8% month-on-month to 14.76 million tons in the second quarter of this year, while it fell by 1.7% to 28.4 million tons in the first half of the year. ISSF data shows that China's stainless steel crude steel production increased by 8.2% in the first half of this year, while stainless steel crude steel production in Asia except China and South Korea fell by 14.6%, the United States fell by 13.5%, and fell by 13.4%.
  • 272023-10

    VW50065 CR5

    2023-10-27 | Categories:Automotive steel product parameters
    Chemical composition of soft steels in mass percent 
    MaterialC (%)Si (%)Mn (%)P (%)S (%)Al (%)Ti (%) 
    VW50065 CR5≤ 0.02≤ 0.50≤ 0.30≤ 0.020≤ 0.020≥ 0.010≤ 0.30 
             
    Mechanical properties of soft steels (testing in transverse direction)
    MaterialProof stress  R(p0.2)Tensile strength R(m)Elongation at breakrn (10-20/Ag)
    MPaMPaAA (50 mm)A (80 mm)r(90/20)r(m/20)
    %%%
    VW50065 CR5110-170260-330≥ 42≥ 41≥ 2.1≥ 1.8≥ 0.22
  • 272023-10

    VW50065 CR4

    2023-10-27 | Categories:Automotive steel product parameters
    Chemical composition of soft steels in mass percent 
    MaterialC (%)Si (%)Mn (%)P (%)S (%)Al (%)Ti (%) 
    VW50065 CR4≤ 0.06≤ 0.50≤ 0.40≤ 0.025≤ 0.025≥ 0.010≤ 0.30 
             
    Mechanical properties of soft steels (testing in transverse direction)
    MaterialProof stress  R(p0.2)Tensile strength R(m)Elongation at breakrn (10-20/Ag)
    MPaMPaAA (50 mm)A (80 mm)r(90/20)r(m/20)
    %%%
    VW50065 CR4140-180270-330≥ 40≥ 39≥ 1.9≥ 1.6≥ 0.20
  • 272023-10

    VW50065 CR3

    2023-10-27 | Categories:Automotive steel product parameters
    Chemical composition of soft steels in mass percent 
    MaterialC (%)Si (%)Mn (%)P (%)S (%)Al (%)Ti (%) 
    VW50065 CR3≤ 0.08≤ 0.50≤ 0.50≤ 0.030≤ 0.030≥ 0.010≤ 0.30 
             
    Mechanical properties of soft steels (testing in transverse direction)
    MaterialProof stress  R(p0.2)Tensile strength R(m)Elongation at breakrn (10-20/Ag)
    MPaMPaAA (50 mm)A (80 mm)r(90/20)r(m/20)
    %%%
    VW50065 CR3140-210270-350≥ 38≥ 38≥ 1.8≥ 1.5≥ 0.18
  • 262023-10

    VW 50065 CR2

    2023-10-26 | Categories:Automotive steel product parameters
    Chemical composition of soft steels in mass percent 
    MaterialC (%)Si (%)Mn (%)P (%)S (%)Al (%)Ti (%) 
    VW50065 CR2≤ 0.10≤ 0.50≤ 0.50≤ 0.065≤ 0.045≥ 0.010 
             
    Mechanical properties of soft steels (testing in transverse direction)
    MaterialProofTensileElongation at breakrn10 – 20/Ag
    stress Rp0.2strength RmAA50 mmA80 mmr90/20rm/20
    MPaMPa%%%
    VW50065 CR2140-240270-370≥ 34≥ 34≥ 1.3≥ 1.2≥ 0.16
  • 262023-10

    VW 50065 CR1

    2023-10-26 | Categories:Automotive steel product parameters
    Chemical composition of soft steels in mass percent
    MaterialC (%)Si (%)Mn (%)P (%)S (%)Al (%)Ti (%)
    VW50065 CR1≤ 0.12≤ 0.50≤ 0.60≤ 0.065≤ 0.045≥ 0.010
    Mechanical properties of soft steels (testing in transverse direction)
    MaterialProofTensileElongation at breakrn10 – 20/Ag
    stress Rp0.2strength RmAA50 mmA80 mmr90/20rm/20
    MPaMPa%%%
    VW50065 CR1140-300270-410≥ 30≥ 28
  • 262023-10

    U.S. Republican Congressman Mike Johnson is elected Speaker of the House of Representatives

    2023-10-26 | Categories:News
    On the 25th local time, Mike Johnson, a Republican congressman from Louisiana, received 220 votes in the election of Speaker of the House of Representatives and was elected as the new Speaker of the House of Representatives. Democratic candidate Hakeem Jeffries received 209 votes. Johnson is currently the vice chairman of the House of Representatives Republican Conference and was selected as the Republican candidate for speaker on the evening of the 24th.
  • 262023-10

    Steel bending

    2023-10-26 | Categories:Blog
    Bending means that the metal sheet first undergoes elastic deformation and then enters plastic deformation under the pressure of the upper or lower mold of the bending machine. In the initial stage of plastic bending, the sheet metal is free to bend. As the upper or lower mold exerts pressure on the sheet material, the sheet material gradually gets closer to the inner surface of the V-shaped groove of the lower mold. At the same time, the radius of curvature and the bending arm also change. Gradually become smaller and continue to pressurize until the end of the stroke, so that the upper and lower molds are in full contact with the plate at three points. At this time, a V-shaped bend is completed, which is commonly known as bending.
  • 192023-10

    The 3rd “Belt and Road” Summit Forum was held in Beijing, China

    2023-10-19 | Categories:News
    The highest-level international event under the “One Belt, One Road” framework in 2023 The third "Belt and Road" International Cooperation Summit Forum is the highest-level international event under the "Belt and Road" framework. The theme is "High-quality joint construction of the 'Belt and Road' and joint efforts to achieve common development and prosperity." This forum is not only the most grand event to commemorate the 10th anniversary of the "Belt and Road" initiative, but also an important platform for all parties to discuss high-quality cooperation in building the "Belt and Road". The forum was held in Beijing from October 17th to 18th.