HPZ Tubes
Cold drawn and welded tubes with improved dimensional tolerances as well as excellent straightness and roundness.
Most Common uses and Applications
Widely used in hydraulic and pneumatic circuits that support high internal pressure.
Stock Dimensions
- Outside: 30,00 - 210,00 mm.
- Inside: 40,00 - 240,00 mm.
- Thickness: 3,00 - 15,00 mm.
Application Standard
- EN-10305-1
Chemical Composition
| STEEL GRADES | NORM | C % max. | P % max. | S % max. | Mn % | Si % max. |
|---|---|---|---|---|---|---|
| E-355 | EN-10305-1 | 0,22 | 0,025 | 0,025 | 1,6 | 0,55 |
Mechanical Properties
| STEEL GRADES | NORM | Rm min. (N/mm2) | Re min. (N/mm2) | A min.% | Supply Conditions |
|---|---|---|---|---|---|
| E-355 | EN-10305-1 | 580 | 450 | 10 | SR |
Supply Tolerances
| Ø OUTSIDE DIAMETER | According to EN-10305-1 | |||||
|---|---|---|---|---|---|---|
| Ø INSIDE DIAMETER (mm) | 20<d≤35 | 35<d≤55 | 55<d≤85 | 85<d≤120 | 120<d≤150 | 150<d≤225 |
| TOLERANCE (according to manufacturer) (mm) | -0,20 to -0,40 | -0,20 to - 0,45 | -0,25 to - 0,55 | -0,30 to - 0,70 | -0,40 to - 0,80 | -0,50 to -1,00 |
| WALL THICKNESS | +/- 7,5% | |||||
Substitution Template
| REPLACED | CURRENT | |||
|---|---|---|---|---|
| NORM | QUALITY STEEL |  |
NORM | QUALITY STEEL |
| DIN-2391/94 | ST-52.0 | EN-10305-1 | E-355 | |
| SUPPLY CONDITIONS | SUPPLY CONDITIONS | |||
| BK + S | SR | |||
Dimensions
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