China 1020 Carbon Steel Seamless Cold Drawn Irregular Shape Steel Pipe, Find details about China Carbon Steel, Irregular Shape Steel Tubes from 1020 Carbon Steel Seamless Cold Drawn Irregular Shape Steel Pipe
Our company can produce all kinds of complex fracture surface combination for thick and thin precision shaped steel pipe, tube inside and outside straight tooth, spiral tooth pipes, hexagonal steel tube, octagonal steel tube, square and rectangular steel tube, oval tube,and the longitudinal diameter with different wall thickness size shaped steel tube .
We also can produce all kinds of cold-drawn round steel bar, flat steel bar, square steel, hexagonal bar and other various special-shaped steel bar etc. Our factory can produce products according to Chinese standard GB, American standard ASME/ASTM, Japan JIS standard, Germany standard DIN. In addition, we can also supply the internal control of enterprise standard which higher than the above standard.In a word, we can customized different products according to our customer's specific requirement.
Dimension, Angle,Tolerance | ||||||
EN10210-2(Germany) | GB6728-2002(China) |
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Length of a side(A,B mm) | maximum tolerance<=±1% | under50 | ±0.5 | under250 | ±2.0 | |
Minimum tolerance=±0.5 | under100 | ±1% | under300 | ±2.4 | ||
| under150 | ±1.2 | under350 | ±2.8 | ||
| under200 | ±1.6 | under400 | ±3.2 | ||
Plane degree(mm) | under100 | under±0.5 | under60 | ±0.4 | ||
over100 | ±1% of the length of a side | over60 | ±0.6% | |||
Included angle of adjacent plane | ±1º | ±1.5º | ||||
Bending degree | Each meter is not more than 2mm, the total length of not more than 0.2% | |||||
Angle | Rs≤3t | carbon steel | Rs=1.0∽3.5t | |||
low alloy steel | Rs=1.5∽4.0t | |||||
Twist | Can not be significantly distorted | |||||
Thickness | Using the material in the range of the corresponding standard tolerance | |||||
Note: | ||||||
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(1) with GB6728-2002-- Chinese cold-formed steel structure; | ||||||
(2) EN10210-2 - German enterprise standard cold bending square tube standard; | ||||||
(3) can also be performed with Japanese JISG3466 structure and GB3094-82-- China cold-formed steel cold drawn seamless steel pipe standard; | ||||||
(4) other special accuracy requirements are subject to the agreement between the two sides of the supply and demand. | ||||||