EN 10305 Precision Seamless Steel Tube
1)DIN 2391/EN 10305 seamless steel tube
2)O.D.:10.0-114.3mm W.T.:1-40mm Lmax 16.5m
3)Grade:St 35 St 45 St 52 E215 E235 E355
4)Cold drawn or cold rolled precision seamless steel tubes
inside precision seamless tubes for hydraulic pressure and pneumatic services
5)Application: for Auto usd;for machinery use;Oil cylinder tube;Motorcycle shock reducer steel tubes;/Auto shock reducer inner cylinder
Steel |
Chemical analysis [%] |
grade |
C |
Si |
Mn |
P |
S |
V |
Nb |
Al |
E215 |
≤0,10 |
≤0,05 |
≤0,70 |
≤0,025 |
≤0,025 |
- |
- |
≥0,025 |
E235 |
≤0,17 |
≤0,35 |
≤1,20 |
≤0,025 |
≤0,025 |
- |
- |
- |
E355 |
≤0,22 |
≤0,55 |
≤1,60 |
≤0,025 |
≤0,025 |
- |
- |
- |
E410 |
0,16 - 0,22 |
0,15 - 0,30 |
1,30 - 1,70 |
≤0,030 |
≤0,035 |
0,08 - 0,15 |
≤0,070 |
0,010 - 0,060 |
Steel |
Mechanical properties : minimum values for supply conditions |
grade |
+C |
+LC |
+SR |
+A |
+N |
|
Rm |
A |
Rm |
A |
Rm |
ReH |
A |
Rm |
A |
Rm |
ReH |
A |
|
MPa |
% |
MPa |
% |
MPa |
MPa |
% |
MPa |
% |
MPa |
MPa |
% |
E215 |
430 |
8 |
380 |
12 |
380 |
280 |
16 |
280 |
30 |
290 - 430 |
215 |
30 |
E235 |
480 |
6 |
420 |
10 |
420 |
350 |
16 |
315 |
25 |
340 - 480 |
235 |
25 |
E355 |
640 |
4 |
580 |
7 |
580 |
450 |
10 |
450 |
22 |
490 - 630 |
355 |
22 |
E410 |
750 |
4 |
700 |
8 |
690 |
590 |
12 |
520 |
22 |
550 - 700 |
410 |
22 |