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EN 10216-2 Seamless steel tubes for pressure purposes Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties |
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Standard: EN 10216-2
Equivalent Standards: DIN 17175, BS 3059, ASTM A213, ASME SA213, ASTM A335 |
Material: P235GH, 1.0345
Equivalent Materials: St37, 1010, 360, 10 |
Chemistry Composition |
C, % |
Si, % |
Mn, % |
P, % |
S, % |
Cr, % |
Ni, % |
Cu, % |
Mo, % |
Nb, % |
Ti, % |
V, % |
0.16 max |
0.35 max |
1.20 max |
0.025 max |
0.020 max |
0.30 max |
0.30 max |
0.30 max |
0.08 max |
0.01 max |
0.04 max |
0.02 max |
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Mechanical Properties |
Tensile Strength , MPa |
Yield Strength, MPa |
Elongation, % |
360-500 |
235 min |
25 min |
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Outside Diameter & Tolerance |
Hot rolled |
Outside Diameter, mm |
Tolerance |
OD≤219.1 |
±1% or ±0.5mm |
OD>219.1 |
±1% or ±0.5mm |
Cold Drawn |
Outside Diameter, mm |
Tolerance |
OD≤114 |
±0.5% or ±0.3mm |
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Wall thickness & Tolerance |
Hot rolled |
Outside Diameter, mm |
WT/OD |
Tolerance |
OD≤219.1 |
WT/OD≤2.5% |
±12.5% or ±0.4mm |
2.5%<WT/OD≤5% |
5%<WT/OD≤10% |
WT/OD>10% |
OD>219.1 |
WT/OD≤2.5% |
±20% |
2.5%<WT/OD≤5% |
±15% |
5%<WT/OD≤10% |
±12.5% |
WT/OD>10% |
±10% |
Cold Drawn |
Outside Diameter, mm |
- |
Tolerance |
OD≤114 |
- |
±10% or ±0.2mm |
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EN 10216-2 specifies the technical delivery conditions in two test categories for seamless tubes of circular cross section, with specified elevated temperature properties, made of non-alloy and alloy steel. |
Manufacture: tubes to EN 10216-2 shall be manufactured by hot formed or cold finished.
Heat Treatment: the tubes shall be supplied in normalized delivery condition.
Inspection & Test: chemistry composition test, tensile test, flattening test, flaring test, NDT, surface inspection and dimension check. |
Length: 5800mm; 6000mm; 10000mm; 11500mm; 11800mm; and so on.
Max length: 18000mm, also U bending can be offered. |
Keyword: EN 10216-2, DIN 17175, High Pressure Steel Pipe, Boiler Steel Pipe |
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