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EN 10297-1 E235
EN 10297-1 E275
EN 10297-1 E315
EN 10297-1 E355
EN 10297-1 34CrMo4
EN 10297-1 42CrMo4
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EN 10297-1 Seamless circular steel tubes for mechanical and general engineering purposes Part 1: Non-alloy and alloy steel tubes
Standard: EN 10297-1
Material: E355, 1.0580
Chemistry Composition
C, %
Mn, %
P, %
S, %
Si, %
0.22 max
1.60 max
0.030 max
0.035 max
0.55 max
Mechanical Properties
Tensile Strength , MPa
Yield Strength, MPa
Elongation, %
490 min
355 min
20 min
Outside Diameter & Tolerance
Outside Diameter, mm
Tolerance
OD≤219.1
±1% or ±0.5mm
OD>219.1
±1%
Wall thickness & Tolerance
Outside Diameter, mm
WT/OD
Tolerance
OD≤219.1
WT/OD≤2.5%
±12.5% or ±0.4mm
2.5%<WT/OD≤5%
WT/OD>5%
OD>219.1
WT/OD≤2.5%
±20%
2.5%<WT/OD≤5%
±15%
WT/OD>5%
±12.5%
EN 10297-1 specifies the technical delivery conditions for seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes.
Manufacture: tubes to EN 10297-1 shall be manufactured by a seamless process.
Heat Treatment: the tubes shall be supplied in normalising (+N) delivery condition.
Inspection & Test: chemistry composition analysis, tensile test, flattening test, NDT, surface inspection and dimension check. Option: impact test, hardness test.
Length: 4000mm; 5800mm; 6000mm; 11000mm; and so on.
Max developed length: 16 meters, cutting process can be provided.
Keyword: EN 10297-1, mechanical tubing, seamless steel pipe
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