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Help CenterBlack Round Steel Tubing Seamless , EN10297-1 Engineering and Mechanical Steel Tubing
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Certification:ISO9001, ISO14001, PED
EN10297-1 SEAMLESS CIRCULAR STEEL TUBES FOR MECHANICAL AND GENERAL ENGINEERING PURPOSES
Part 1: Non-Alloy and Alloy steel tubes
Specifications:
Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling
Ends: BE/PE, ends caps
Marking: as per requirement
Delivery Condition: Annealed(+A)/Normalized(+N)/+AR/+QT/+TH/+FP
Size:(mm)
OD: 26.9 – 610mm
or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement
CHEMICAL COMPOSITION (%):
|
CHEMICAL COMPOSITION (CAST ANALYSIS) IN% |
||||||
|
Grade |
C≤ |
Si≤ |
Mn≤ |
P≤ |
S≤ |
|
|
E235 |
1.0308 |
0.17 |
0.35 |
1.2 |
0.03 |
0.035 |
|
E275 |
1.0225 |
0.21 |
0.35 |
1.4 |
0.03 |
0.035 |
|
E315 |
1.0236 |
0.21 |
0.30 |
1.5 |
0.03 |
0.035 |
|
E355 |
1.0580 |
0.22 |
0.55 |
1.6 |
0.03 |
0.035 |
|
E470 |
1.0536 |
0.16~0.22 |
0.1~0.5 |
1.3~1.7 |
0.03 |
0.035 |
|
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
E470 with Al≥0.01, N≤0.02
MECHNICAL PROPERTIES:
|
MECHANICAL PROPERTIES |
|||||
|
Grade |
Tensile Strength σb(Mpa) |
Yield Strength σs(Mpa) |
Elongation δ(%) |
||
|
WT (mm) |
WT (mm) |
||||
|
≤16 |
16 ~ ≤40 |
≤16 |
16 ~ ≤40 |
||
|
E235 |
≥235 |
≥225 |
≥360 |
≥360 |
≥25 |
|
E275 |
≥275 |
≥265 |
≥410 |
≥410 |
≥22 |
|
E315 |
≥315 |
≥305 |
≥450 |
≥450 |
≥21 |
|
E355 |
≥355 |
≥345 |
≥490 |
≥490 |
≥20 |
|
E470 |
≥470 |
≥430 |
≥650 |
≥600 |
≥17 |
|
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
⋮ |
DELIVERY CONDITION:
|
Delivery condition |
|
|
Steel grade |
Delivery condition |
|
E235 |
+AR or H15+N |
|
E275 |
+AR or H16+N |
|
E315 |
+AR or H17+N |
|
E355 |
+AR or H18+N |
|
E470 |
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