Round steel is divided into three types hot rolling,forging and cold drawing.The size of hot-rolled round steel is 5.5-250 mm.Among them 5.5-25mm small round steel is mostly supplied in straight bundles,which is often used as steel bars,bolts and various mechanical parts; round steel larger than 25mm is mainly used to manufacture mechanical parts and seamless steel pipe billets Wait.65Mn Spring Steel 080A67 1066 -GB/T 1222 - Special Moreover,GB 65Mn Steel is a high quality Alloy Spring Steel,and it belong to the high quality high carbon alloy Spring Steel.Its Quenched Tempered Hardness is 28-34 HRC.65Mn steel under Annealing delivery hardenss less than 250HB.Related Specifications ASTM A29/A29M DIN EN 17221 JIS G4801 GB GB/T 1222 GB 65MN Spring Steel Date PDF DOWN
Steel Bar is divided into three types hot rolled,forged and cold drawn.Hot-rolled bar steel is 5 to 250 mm,of which 5 to 9 mm is commonly used as a raw material for drawing steel wires,which is called wire; Forged bar steel has a large diameter and is used as a shaft blank;Cold-drawn bar steel has a diameter of 3 to 100mm and has high dimensional accuracy.Carbon Steel Pipe Manufacturer Cloud Computing at ETWETW Cloud help people find quality Carbon Steel Pipe manufacturer and supplier form China.Chinese manufacturing company to provide Carbon Steel Pipe to customers all around the world at etwinternational.
AISI/ASTM 1045,GB 45,JIS S45c manufacturer / supplier in China,offering AISI/ASTM 1045 GB45 JIS S45c Square,Oval,and Rectangular Cold Rolled Steel,Q195 Q235 Q345 Ss400 A36 Steel Flat Bar with Low Price,Q235/A36 Carbon Steel Flat Bar for Ship Building and so on.China Gr.20 Gr.45 Hot Rolled Carbon Steel Round Bar Steel Bar,Round Bar,Steel Rod manufacturer / supplier in China,offering Gr.20 Gr.45 Hot Rolled Carbon Steel Round Bar,Factory Directly Sell Light Prefabricated Building Steel Structure Made in China,Light Prefabricated Warehouse Building Section Steel Structure and so on.
Dec 14,2014 gb t699 20mn steel#0183;GB/T 699-1999 Translated English of Chinese Standard.(GBT 699-1999,GB/T699-1999,GBT699-1999) Quality carbon re-inspection and judging relevant stipulations round and square September 26 silicon content Special Requirements standard GB/T steel material delivered steel products steel wire Steels for upsetting steels shall comply