Mar.22.2026
How many types of angle steels are there
The national standard angle iron, commonly known as angle bar, is a long strip of steel with two perpendicular sides. The dimensional deviation must be controlled within 0.25 millimeters according to national standards. ...
Mar.22.2026
Process flow for drawing precision seamless tubes
Since the size of the die hole for drawing is smaller than the outer diameter of the billet before drawing (excluding expansion drawing), in order to ensure that the front end of the billet can smoothly pass through the ...
