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Cold Drawn Carbon Steel Tube Precision Seamless DIN 2391 / SAEJ524 For Mechanical Structural

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Cold Drawn Carbon Steel Tube Precision Seamless DIN 2391 / SAEJ524 For Mechanical Structural

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Cold Drawn Carbon Steel Tube Precision Seamless DIN 2391 / SAEJ524 For Mechanical Structural

Quick Detail:

1.DIN2391 Carbon steel tube are made using the cold drawing process. Precision tubes are made from carbon steel from quality Bao Steel,XingCheng Steel,and HuaiSteel.

2. The tubes are high precision in tolerance,excellent surface brightness,no oxidization on the outer and inner walls after heat treatment,high cleanness of inside wall.

3. No deformation after cold bending,no crack after flaring and flattening.

Specifications:

Outside diameter ranges from 4 to 60 mm and wall thickness ranges from 0.5 to 7mm. Precision steel tubes are delivered according to EN 10305-1/4, DIN 2391,SAEJ524, BS 6323/4,ASTM A519 and JIS G3445.

Tolerance Table Of Steel Tube

NAME	SCOPE(mm)	GB (mm)	DIN (mm)	Enterprise control(mm)	Special high-precision(mm)
Out Diameter	4-30	±0.1	±0.08	±0.05	±0.03
	31-40	±0.15	±0.15	±0.05	±0.03
	41-50	±0.20	±0.20	±0.08	±0.03
	51-60	±0.25	±0.25	±0.08	±0.03
Wall thickness	0.5-7	±10%,Min±0.12	±10%	±10%,Min±0.05	±10%,Min±0.03