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| Place of Origin | CHANGZHOU, CHINA |
| Brand Name | Joyruns |
| Certification | ISO9000 |
| Model Number | EN10305-1 Precision Tube |
EN10305-1 Precision seamless steel tube OD Range 6mm – 114.3mm for automobiles
Precision steel tubes / EN10305-1 Precision seamless steel tube for automobiles
To be used in hydraulic systems, automobile and precision machinery parts for cars and cylinders.
Standard: EN10305-1
Grade: E235,E255,E355,C45E, E235C,C35E, ST35,ST45,ST37
OD. Range:6mm – 114.3mm
Wall thickness: 1mm-15mm
Length: Max length 12M
Type: Seamless
Packaging detail: Bundles with plastic paper packaged or wooden box package
Delivery status: BK(+C), BKS(+SR), BKW(+LC), GBK(+A), NBK(+N)
Applications:
hydraulic system
automobile
precision machinery parts for cars and cylinder.
EN10305-1 Precision seamless steel tube for automobiles
Specifications:
Grade and Chemical Composition ( ％ )
|
Item |
Grade
|
C max |
Mn |
P max |
S max |
Si max |
|
E235 |
1.0308 |
0.17 |
≥0..4 |
0.025 |
0.025 |
0.35 |
|
St45 |
1.0408 |
0.21 |
≥0.4 |
0.025 |
0.025 |
0.35 |
|
E355 |
1.0508 |
0.22 |
≤1.6 |
0.025 |
0.025 |
0.55 |
Mechanical properties
|
item |
grade |
Cold finished (Hard) (BK) |
Cold finished (Soft) (BKW) |
Cold finished and stress-relieved (BKS) |
Annealed (GBK) |
Normalized (NBK) |
|||||||
|
Rm |
A |
Rm |
A |
Rm |
ReH |
A |
Rm |
A |
Rm |
ReH |
A |
||
|
MPa |
％ |
MPa |
％ |
MPa |
MPa |
％ |
MPa |
％ |
MPa |
％ |
|||
|
1 |
E235 |
480 |
6 |
420 |
10 |
420 |
315 |
14 |
315 |
25 |
340-470 |
235 |
25 |
|
2 |
ST45 |
580 |
5 |
520 |
8 |
520 |
375 |
12 |
390 |
21 |
440-570 |
255 |
21 |
|
3 |
E355 |
640 |
4 |
580 |
7 |
580 |
450 |
10 |
450 |
22 |
490-630 |
355 |
22 |
Competitive Advantage:
Good Quality and services but competitive price.
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