ASTM A572 steel plate is made of ASTM AA572, a High-Strength Low-Alloy, Columbium-Vanadium Structural Steel. There are five grades of high-strength low-alloy structural steel shapes, plates, sheet piling, and bars. Grades 42 , 50 , and 55  are best for riveted, bolted, or welded structures.
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Q235 Steel Price, 2021 Q235 Steel Price Manufacturers Q235 Steel Price - Select 2021 high quality Q235 Steel Price products in best price from certified Chinese Steel Coil Q235 manufacturers, Q235 Angle Steel suppliers, wholesalers and factory on Made-in-China, page 3
Q345 Steel Specification and Equivalent StandardQ345 is low alloy structural steel with good mechanical properties, low temperature performance, plasticity and good weldability, it is mostly used in low pressure vessel, oil tank, vehicles, cranes, mining machinery, power stations, mechanical parts, building structure, general metal parts, Q345(E) steel plate is always delivered in hot rolled or normalizing state, can be used in areas where its temperature is
Q345 Steel Properties. Q345 steel is a Chinese GB standard Low Alloy High Strength Structural Steel, material density is 7.85 g/cm3, tensile strength is 470-630 Mpa, and yield strength is 345 MPa, it has better properties than Q235.According to GB/T 1591 2008, Q345 material has 5 quality grades:Q345A, Q345B, Q345C, Q345D and Q345E. Q345 steel has good weldability, cold & hot workability
Q345,Spfc590,S335jo Astm Translate this pageQ345, SPFC590, S335JO STM Grade 50 Hot Rolled Low Alloy Steel Plate
Q345,Spfc590,S335jo Astm Grade 50 Hot Rolled Low Alloy Q345,Spfc590,S335jo Astm Grade 50 Hot Rolled Low Alloy Carbon Steel Plate , Find Complete Details about Q345,Spfc590,S335jo Astm Grade 50 Hot Rolled Low Alloy Carbon Steel Plate,Low Alloy Carbon Steel Plate,Carbon Steel Plate,Carbon Steel Plate from Supplier or Manufacturer-Tianjin Jinnuo Steel Pipe Co., Ltd.