Standard: Q/GS 07-2005according to National recommended standard andCustomer's requirements.
ROUND BAR OF SPECIAL STEEL Production Line & EquipmentSD Steel has 4 million tons steel and 2.6 million tons products annual capacity fnspecial roundbar,with1X 50 tons and 1X 100 tons electric
HOT ROLLED COIL Production Line & EquipmentSD steel has one 2050mm hot rolled strip lines in Rizhao base, one 1500 mm hot rolled strip lineinLaiwubaseandonepickling plate line, with the capaci
SD Steel has large-size, medium-size, special-shaped and small-size production lines with the annual productioncapacityof 3 million tons. and is the production base of high quality section steel with