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DIN 2609 Grade Ste 360-7 seamless pipes are widely recognized as a reliable solution for demanding industrial applications where strength, stability, and service safety are critical. Manufactured from molybdenum-stabilized carbon steel, this grade is specifically designed to perform under corrosive environments as well as high-temperature and high-pressure operating conditions.
Compared with ordinary carbon steel pipes, Ste 360-7 offers improved resistance to thermal stress and enhanced mechanical stability during long-term operation. The seamless manufacturing process further ensures uniform wall thickness, excellent pressure-bearing capability, and reduced risk of leakage or failure, making these pipes particularly suitable for systems with strict safety and performance requirements.
As a result, DIN 2609 Ste 360-7 seamless pipes are commonly used in industries such as petrochemical processing, power generation, boiler systems, and pressure equipment, where reliable performance under harsh conditions is essential. In the following sections, we will explore the details for DIN 2609 Grade Ste 360-7 seamless pipes.
DIN 2609 Grade STE 360-7 Pipe Wall Thickness Chart
|
Outer diameter and wall Thickness |
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|
Execution |
Size Range |
OD Tolerance |
Wall tolerance |
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|
Hot-rolled Tube |
OD–80 mmOD > 80 mmWall < 12 mmWall - 12 mm |
±0.4 mm±0.5 % of OD |
±0.7 mm±(5 % x wallthickness + 0.1 mm |
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|
Hot-rolled peeled tube |
All sizesWall < 12 mmWall - 12 mm |
+ 0.25/- 0 mm |
±0.8 mm±(5 % x wall thickness+ 0.2 mm) |
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|
Cold Worked tubecold-rolled or cold-drawn |
OD < 40 mmOD 40 - 80 mmOD > 80 Wall Thickness< 6 mm Wall Thickness6 - 8 mm Wall Thickness > 8 |
+ 0.30/- 0 mm*+ 0.35/- 0 mm*+ 0.40/- 0 mm* |
±0.30 mm±0.35 mm±0.40 mm |
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Grade STE 360-7 DIN 2609 Pipe Equivalent Material
|
Equivalent Designation |
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|
DIN |
EN |
BS |
NFA |
ASTM |
ASME |
|
DIN 2609 Grade STE 360-7 |
– |
– |
– |
– |
– |
DIN 2609 Grade STE 360-7 Carbon Steel Seamless Tubes Chemical Composition Chart
|
Chemical Properties |
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|
Carbon |
Silicon |
Manganese |
Phosphorous |
Sulphur |
Molybdenum |
Nickel |
Chromium |
Copper |
Others |
|
max 0.16 |
max 0.40 |
0.60–1.40 |
0.03 |
0.025 |
max 0.08 |
min 0.30 |
max 0.30 |
– |
Al min 0.020 |
STE 360-7 DIN 2609 Hollow Pipe Mechanical Characteristics
|
Mechanical Properties |
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|
Yield Strength |
Tensile Strength |
Elongation A5 min |
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|
MPa min |
ksi min |
MPa min |
MPa min |
ksi min |
Percentage |
||||
|
|
|
390 |
510 |
– |
24 |
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