Carbon Seamless Steel Tube for Cylinder Rod
Specifications
carbon seamless steel tube for cylinder rodA:high accurate size
B:rust prevention treatment,oiled.
C:smooth surface
carbon seamless steel tube for cylinder rod
features:
1)outer diameter:5mm--120mm
2)wall thickness:0.5mm--20mm
3)length:2m--8m or according customers'request
4)deviation of inner and outer diameter:o--0.03mm
5)linear degrees:0.03--0.15mm/m
6)surface roughness:Ra0.02--0.8um
7)we want to enter into business relations with you on a basis of mutual benefits and common development.
Technology Specification -----The Machanical Property Of Steel Tubes
The Main Product:Cold Drawn or Cold Rolled Refined Bright Steel Tubes; Production Range:OD:4.0-60mm WT:0.5-8mm | ||||||
|
Availability Status |
Brand |
Performance Indicator |
Executive
Standard |
|||
|
Tensile Strength |
Yield Strength |
Elongation
|
||||
σb |
σs |
δs |
Enterprise
Standard
QQTB-
2005 |
|||
Mpa |
Mpa |
% |
||||
StressReliefAnnealing |
BKS (+Sr@) |
St35(10#) |
420 |
315 |
14 |
|
St45(20#) |
520 |
|
12 |
|||
St52(16Mn) |
580 |
420 |
10 |
|||
Annealing |
GBK (+A) |
St35(10#) |
315 |
|
35 |
|
St45(20#) |
390 |
|
32 |
|||
St52(16Mn) |
490 |
|
30 |
|||
Normalizing |
NBK (+N) |
St35(10#) |
340-470 |
235 |
32 |
|
St45(20#) |
440-570 |
255 |
30 |
|||
St52(16Mn) |
490-630 |
355 |
28 |
|||
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