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EN10217-3 P275NL1 P355NH P460N Welded Alloy Fine Grain Round Steel Tubes HFW SAWH SAWL
EN10217-3 Welded steel tubes for pressure purposes - Technical delivery conditions -
Part 3: Alloy fine grain steel tubes
Material:
Fully killed steel, Fine grain steel with a ferritic grain size.
Steel Names:
In accordance with EN10027-1 and CR10260
Manufacture:
HFW High frequency welded
SAW Submerged arc welded - longiditudinal seam - SAWH
- helical seam - SAWL
Welding Procedure:
Testing and inspection of the welding procedure for submerged ard welded(SAW) tubes are witnessed and approved in accordance with EN10217-3
Apperance and General:
The weld areas are free from cracks, lack of fusion and lack of penetration
The tubes are free from external surface defects that can be detected by visual examination.
| Steel Grade | C max | Si max | Mn | P max | S max | Cr max | Mo max | Ni max | Al max | Cu max | N max | Nb max | Ti max | V max | Nb+Ti+V max | |
| Steel Name | Steel Number | |||||||||||||||
| P275NL1 | 1.0488 | 0.16 | 0.40 | 0.50to1.50 | 0.025 | 0.020 | 0.30 | 0.08 | 0.50 | 0.020 | 0.30 | 0.020 | 0.05 | 0.03 | 0.05 | 0.05 |
| P275NL2 | 1.1104 | 0.015 | ||||||||||||||
| P355N | 1.0562 | 0.20 | 0.50 | 0.90to1.70 | 0.025 | 0.020 | 0.30 | 0.08 | 0.50 | 0.020 | 0.30 | 0.020 | 0.05 | 0.03 | 0.10 | 0.12 |
| P355NH | 1.0565 | 0.015 | ||||||||||||||
| P460N | 1.8905 | 0.20 | 0.60 | 1.00to1.70 | 0.025 | 0.020 | 0.30 | 0.10 | 0.80 | 0.020 | 0.70 | 0.020 | 0.05 | 0.03 | 0.20 | 0.22 |
| P460NH | 1.8935 | |||||||||||||||
| P460NL1 | 1.8915 | |||||||||||||||
| P460NL2 | 1.8918 | 0.015 | ||||||||||||||
EN10217-1 Part 1: Non-alloy steel tubes with specified room temperature properties
EN10217-2 Part 2: Electric welded non-alloy and alloy steel tubes with specified elevated
temperature properties
EN10217-3 Part 3: Alloy fine grain steel tubes
EN10217-5 Part 4: Electric welded non-alloy steel tubes with specified low temperature
properties
EN10217-5 Part 5: Submerged arc welded non-alloy steel tubes with specified low
temperature properties
EN10217-6 Part 6: Submerged arc welded non-alloy steel tubes with specified low
temperature properties
EN10217-7 Part 7: Stainless steel tubes.
Normative References:
EN 760, Welding consumables - Fluxes for submerged arc welding - Classification
EN 895, Destructive tests on welds in metallic materials - Transverse tensile test
EN 910, Destructive tests on weld in metallic materials - Bend test
EN1321, Destructive tests on welds in metallic materials - Macroscopic and microscopic examination
of welds
EN10002-1, Metallic materials - Tensile testing - Part 1: Method of test at ambient temperature
EN10002-5, Metallic materials - Tensile testing - Part 5: Method of tesing at elevated temperature
EN10020, Definitions and classification of grades of steel
EN10021, General techical delivery requirements for steel and iron products
EN10027-1, Destructive systems of steels - Part 1: Steel names, principle symbols.
EN10027-2, Designation systems for steels - Part 2: Numerical systems.
EN10045-1, Metallic materials - Charpy impact test - Part 1: Test method
EN10052, Vocabulary of heat treatment terms of ferrous products
EN10204, Metallic products - Types of inspection documents
EN10200, Seamless and welded steel tubes - Dimensions and masses per unit length
EN10233, Metallic materials - Tubes - Flattening test
EN10234, Metallic materials - Tubes - Drift expanding test
EN10236, Metallic materials - Tubes - Rings expanding test
EN10237, Metallic materials - Tubes - Ring tensile test
EN10246-1, Non-Destructive Testing of steel tubes Part 1: Automatic electromagnetic testing of
seamless and welded ( except submerged arc welded) ferromagnetic steel tubes for
verification of hydraulic leaktightness
EN10246-3, Non-Destructive Tesing of steel tubes - Part 3: Automatic eddy current testing of seamless
and welded ( except submerged arc-welded) steel tubes for detection of imperfections.
EN10246-5, Non-Destructive Testing of steel tubes - Part 5: Automatic full peripheral magnetic
transducer/flux leakage testing of seamless and welded (except submerged arc-welded)
ferromagnetic steel tubes for the detection of longitudinal imperfections
EN10246-6, Non-Destructive Tesing of steel tubes - Part 6: Automatic full peripheral ultrasonic testing of
seamless steel tubes for the detection of transverse imperfections.
EN10247-7, Non-Destructive Testing of steel tubes - Part 7: Automatic full peripheral ultrasonic testing of
seamless and welded ( except submerged arc welded) steel tubes for the detection of
longitudinal imperfections.
EN10246-8, Non-Destructive Testing of steel tubes - Part 8: Automatic ultrasonic testing of the weld
seam of electric welded tubes for the detection of longitudinal imperfections.
EN10246-9, Non-Destructive Testing of steel tubes - Part 9: Automatic ultrasonic testing of the weld
seam of submerged arc-welded tubes for the detection of longitudinal and/or
transverse imperfections.
EN10246-10, Non-Destructive Testing of steel tubes - Part 10: Radiographic testing of the weld
seam of automatic fusion arc-welded tubes for the detection of imperfections.
EN10246-14, Non-Destructive Testing of steel tubes - Part 14: Automatic ultrasonic testing of the
seamless and welded (except submerged arc welded) steel tubes for detection of laminar
imperfections
EN10246-15, Non-Destructive Testing of steel tubes - Part 15: Automatic ultrasonic testing of strip/plate
used in the manufacture of steel tubes for detection of laminar imperfections
EN10246-16, Non-Destructive Testing of steel tubes - Part 16: Automatic ultrasonic testing of the area
adjacent to the weld seam of welded steel tubes for the detection of laminar imperfections
EN10246-17, Non-Destructive Testing of steel tubes - Part 17: Automatic ultrasonic testing of tube ends
of seamless and welded steel tubes for the detection of laminar imperfections
EN10256, Non-Destructive Testing of steel tubes - Qualification and competence of level 1 and level 2
NDT personnel