
Hydrogen (H) is the most harmful element in general steel such as weather resistant S355J0W steel. Hydrogen dissolved in steel will cause hydrogen embrittlement, white spots and other defects. Hydrogen, like oxygen and nitrogen, has very little solubility in solid steel. It dissolves into liquid steel at high temperature, and accumulates in the structure without time to escape when cooling, forming high-pressure micro pores, which greatly reduce the plasticity, toughness and fatigue strength of steel, and even cause cracks and brittle fracture in severe cases. "Hydrogen embrittlement" mainly occurs in martensitic steel, but not very prominent in ferrite steel, and generally increases with hardness and carbon content.
BBN STEEL supply weather resistant S355J0W steel plate specifications range: thickness 8-650mm, width 1500-4020mm, length 4000mm-17000mm, single weight maximum 30.00 tons. Various special specification sheets can be rolled according to customer requirements. Types of steel products: carbon structural steel pipes, low-alloy high-strength steel sheet, steel angles for bridges, steel section for building structures, steel plates for shipbuilding and offshore platforms, steel for boilers and pressure vessels and alloy structures.
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BBN STEEL supply various size of plate product weather resistant S355J0W steel Size stock: 16*1555*11400, 12.7*3316*10500, 12.7*2438.4*12192, 23*2330*11300, 12.7*2518*11380, 6.5*2450*12500, 18*1860*12000, 12.7*2515*12000, 9*2440*12500, 15.1*1550*10400, 12*2680*12000, 12*2520*12000, 18*2020*12000, 11*2365*12000, 14*3470*12000, 12.7*2518*11380, 18*1700*12000, 9.2*2530*12000, 12*2680*12000, 68*2350*7500.
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