Welcome to Henan BBN Steel

  • zhengzhou
    henan ,China
  • Opening Time
    Mon - Sat: 08.00 to 18.00
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Our company has EN 10025 S460ML steel supplier strong technical force, complete production equipment, advanced production technology, perfect testing methods, and high quality. It has a Class D (Class I and Class II pressure vessel) manufacturing license, and has passed the China Beijing Quality Center GB/T19001-2000 -ISO9001: 2000 quality certification. We can also supply EN 10025 S460ML steel supplier deep processing service for products EN 10025 S460ML steel supplier like cutting, drilling, bending, welding and grinding.

In order to obtain the seamless tube with smaller size and better quality, the method of cold rolling, cold drawing or the combination of the two must be used. Cold rolling is usually carried out on a two high mill, and EN 10025 S460ML steel supplier pipes are rolled in a circular pass composed of a variable cross-section circular groove and a fixed conical head. Cold drawing is usually carried out on single chain or double chain cold drawing machines of 0.5-100t.

ASME SA514 gr.P quenched and tempered alloy steel element composition%C: 0.12-0.21, Si: 0.20-0.35, Mn: 0.45-0.70, P max.: 0.035, S max.: 0.035, Ni: 1.20-1.50, Cr: 0.85-1.20, Mo: 0.45-0.6.0, B: 0.001-0.005The mechanical properties in thickness (mm)T≤65Yield strength (≥Mpa): 690Tensile strength (Mpa):760-895Elongation in ≥, %: 18

Affected by the increase in coal trucks, the increase in sales, and the superimposed impact of accidents, sentiment has improved, and coal prices in Shanxi, Shaanxi, and Mongolia have seen an overall rise. In terms of ports in the Bohai Sea Rim, the Daqin line is connected to the eight ports, and the number of superimposed ports is not low, which promotes the general storage effect and the market is seriously out of stock of high-calorie and low-sulfur coal. In addition, due to the impact of rising futures and mining disasters, the market's bullish sentiment has increased, and the quotations of shipping companies generally rise.

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