astm a588 vs astm a242 us equivalent

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astm a588 vs astm a242 us equivalent

We have 4 typical production lines, which can produce hot rolled Seamless, LSAW, ERW and SSAW pipes. SSAW pipe production line range is OD 219.1mm-3500mm, wall thickness 3.2mm-25.4mm. Product astm a588 vs astm a242 annual capacity is 200 thousand tons.

According to the monitoring of the Iron and Steel Association, at the end of October, the China Steel Price Index (CSPI) was 107.34 points, an increase of 1.24 points or 1.17% from the end of last year; the price of CIOPI imported iron ore during the same period was US6.38/ton, an increase of US.86/ton from the previous month, an increase of 28.57%. The price increase of iron ore is significantly greater than that of steel, and the impact on the production costs of steel companies will gradually become apparent, greatly reducing corporate profitability.

Vanadium is a weak deoxidizer. Adding vanadium into astm a588 vs astm a242 steel can reduce the adverse effects of carbon and nitrogen, effectively improve the strength, but sometimes also increase the tendency of welding hardening, vanadium is also a commonly used trace alloy element.

astm a588 vs astm a242, Q420qENH steel plate is a kind of weathering steel plate for bridge. Weathering steel, i.e. atmospheric corrosion resistant steel, is between ordinary steel and stainless steel, and its weathering resistance is 2-8 times of ordinary steel. Q420qNH steel can be divided into three grades: D, E and F according to its quality grade. Q420qENH steel plate executive standard: GB / T 714.

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