ASTM A53 PN-EN 10208 ERW Steel Tube 0.1mm - 70mm Wall Thickness For Combustible Fluid
Normy
The products described above are determined by:
- Polish Norms - PN-H-74245, PN-H-74242, PN-H-86020, PN-H-74256, BN-67/0648-02, BN-66/0648-06, PN-H-74241, PN-H-74240, PN-H-74219, PN-H-74252, PN-H-74255, BN 54/0463-04, PN-H-74243, PN-H-74200, PN-H-74244, PN-H-74244, PN-H-74248, PN-H-74209, PN-H-74207, PN-H-74250, PN-H-74251.
- Euronorms - PN-EN 10216-1, PN-EN 10216-2, PN-EN 10216-4 +A1, PN-EN 10216-5, PN-EN 10296-1, PN-EN 10296-2, PN-EN 10297-1, PN-EN 10297-2, PN-EN 10301, PN-EN 10305-1, PN-EN 10305-2, PN-EN 10305-3, PN-EN 10305-4, PN-EN 10305-5, PN-EN 10312.
| Steel tubes | |
| Seamless hot rolled tubes |
Range of available outside diameters: fi 0,7mm - fi 2000mm Wall thickness range: 0,1mm - 70mm Lenghts <18000mm |
| Seamless cold rolled tubes | |
| Cold-drawn seamless tubes | |
| Precision seamless tubes | |
| Thick-walled seamless pipes | |
| Construction welded tubes | |
| Welded tubes for installation applications | |
| Duct seamed tubes | |
| Welded tubes for gas installation | |
| Longitudinally welded tubes | |
| Grounded and polished tubes | |
| Hot-rolled sleeves | |
| Standard description | Steel pipes for pipelines for combustible fluids. Pipes of requirement class A. |
| Manufacturing | Manufactured as seamless pipes and as welded pipes. Details: |
| Steel grades used | Requirement class A L210GA, L235GA, L245GA, L290GA, L360GA |
| Dimensions and tolerances | For the outside diameter of welded pipes For D<60mm +/-0,75% or +/- 0,5 mm depending on which value is greater. For 60<D<610 +/-0,75% or +/- 0,5 mm depending on which value is greater. For 610<D<1410 +/-0,5% or +/- 4,0 mm depending on which value is greater. For D>1410 to be negotiated |
| Tightness | Pipes should be subject to water testing (7Mpa) or electromagnetic testing. |
| Straightness | < 0,0015 of pipe length (below 3 mm per every meter of pipe length) |
| Tests | Details: |
Pipe types and the manufacturing process
| Pipe type | Original material | Plastic forming of the pipe1) | Thermal processing state | Thermal processing symbol |
| Seamless (S) | Ingot or block | Hot rolling | Normalization or normalization plastic forming | N |
| Heat treatment | Q | |||
| Hot rolling and cold finishing | Normalization | N | ||
| Heat treatment | Q | |||
| High frequency welding (HFW) | Normalized rolled strips | Cold forming | Normalization of the weld area | N |
| Thermomechanically rolled strips | Heat treated weld area | M | ||
| Hot rolled strips or normalized rolled strips | Cold forming and reduction with hot tensioning at controlled temperature so as to achieve a normalized state | Normalization (whole pipe) | N | |
| - | N | |||
| Submerged arc welding (SAW) -longitudinal (SAWL) -spiral (SAWH) or combined welding (COW) -longitudinal (COWL) –spiral (COWH_ | Normalized or normalized rolled sheets or strips | Cold forming | - | N |
| Thermomechanically rolled sheets or strips | ||||
| Rolled sheets or strips | Normalization plastic forming | - | M | |
| Normalized or normalized rolled sheets or strips | N |
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