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Size:Ф20～350
Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their section shapes are respectively round and square. Low carbon is mainly used for drawing wire, forging rivets, bolts, nuts and other metal products of raw materials. Medium carbon round steel and square steel are generally used to make mechanical structural parts.
Size:Ф20～Ф300
Standard:YB/T4149 GB/T 33145 GB/T 5310 ASTM A335/A335M API 5L
Used for making steel pipes for high pressure gas cylinders, oil exploitation, thermal power generation, natural gas transmission and other fields.
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Email : export@zerchen.com
Tel : +8615806633868
Tel : +8615806635656
WhatsApp : +8615806633868
Add : Building No.2， Haier Greentown Central Square, Jinan City, Shandong Province, China.
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