Foshan Hanson Doors And Windows Accessories Co., Ltd.: Welcome to buy door roller, sliding door rollers and sliding door wheels for sale here from professional manufacturers and suppliers in China.
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Zhejiang Geartech Machinery Co., Ltd: Our company has specialized in manufacturing aluminum composite panel production line, color coating line and 3D ACP line since 2001 and we will provide
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Cixi Chuangzhi Machinery Industry Co., Ltd: Professional fastener manufacturer, the company was founded in 1999, specializing in the production of self-drilling and self-tapping screw series.
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Jinda Technology is specialized in investment casting (precision casting) and machining, and has over 21 years production experience. We can customize the product of various material as per customer’s
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Quanzhou Dafon New Material Technology Co., Ltd: We're professional saw blade, cutting disc, cutting blade, cutting wheel, circular saw manufacturers and suppliers in China. Please rest assured to
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The carbon content of S420N low alloy steel plate is usually less than 0.25, and it has higher yield point or yield strength and yield ratio than ordinary carbon structural steel, better cold and hot processing formability, good weldability, lower cold brittleness tendency, notch and aging sensitivity, and better corrosion resistance to atmosphere and seawater.