DIN 17175 Seamless Steel Pipe
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DIN 17175 standard covers a range of materials called heat-resistant steels, which are specifically developed to maintain their mechanical properties and structural integrity at elevated temperatures. These materials include various alloy and non-alloy steel grades, such as 15Mo3, 13CrMo44, 10CrMo910, and others.DIN 17175 pipes are intended for use in high-temperature and high-pressure environments, such as in boilers, pipelines, and heat exchangers. The standard outlines the requirements for dimensions, technical conditions, and mechanical properties of these tubes, ensuring their suitability and reliability in various industrial applications involving elevated temperatures.
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DIN 17175 Seamless Steel Pipe
DIN 17175 is a standard specification for seamless tubes of heat-resistant steels used in elevated temperatures and high-pressure environments.
DIN 17175 Seamless Steel Pipe Description
DIN 17175 standard covers a range of materials called heat-resistant steels, which are specifically developed to maintain their mechanical properties and structural integrity at elevated temperatures. These materials include various alloy and non-alloy steel grades, such as 15Mo3, 13CrMo44, 10CrMo910, and others.DIN 17175 pipes are intended for use in high-temperature and high-pressure environments, such as in boilers, pipelines, and heat exchangers. The standard outlines the requirements for dimensions, technical conditions, and mechanical properties of these tubes, ensuring their suitability and reliability in various industrial applications involving elevated temperatures.
Product Parameters
Product Name | DIN 17175 Seamless Steel Pipe | |
Standard | EN/DIN/JIS/ASTM/BS/ASME/AISI etc. | |
Outer Diameter | Seamless: 1/4"-36" | Welding: 21.3mm-3620mm |
Round Tube: 1/2"-10" | Square Tube/Rectangular Tube: 15x15mm-400x600mm | |
Wall Thickness | Seamless: 1.25mm-50mm | Welding: 1.65mm-65mm |
Length | 3-12 meters, Support customization | |
Surface Process | Bright, Polished, Black | |
Other Services | Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc. | |
Chemical Composition
DIN 17175 | C | Si | Mn | P | S | Ni | Cr | Mo | Others |
St35.8 | 0.17 Max | 0.10-0.35 | 0.40-0.80 | 0.040 Max | 0.040 Max | - | - | - | - |
St45.8 | 0.21 Max | 0.10-0.35 | 0.40-1.20 | 0.040 Max | 0.040 Max | - | - | - | - |
17Mn4 | 0.14-0.20 | 0.20-0.40 | 0.90-1.20 | 0.040 Max | 0.040 Max | - | 0.30 Max | - | - |
19Mn5 | 0.17-0.22 | 0.30-0.60 | 1.00-1.30 | 0.040 Max | 0.040 Max | - | 0.30 Max | - | - |
15Mo3 | 0.12-0.20 | 0.10-0.35 | 0.40-0.80 | 0.035 Max | 0.035 Max | - | - | 0.25-0.35 | - |
13CrMo910 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.035 Max | 0.035 Max | - | 0.70-1.10 | 0.45-0.65 | - |
10CrMo910 | 0.08-0.15 | 0.50 Max | 0.40-0.70 | 0.035 Max | 0.035 Max | - | 2.00-2.50 | 0.90-1.20 | - |
14MoV63 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.035 Max | 0.035 Max | - | 0.30-0.60 | 0.50-0.70 | V: 0.22-0.32 |
X20CrMoV121 | 0.17-0.23 | 0.50 Max | 0.40-0.70 | 0.030 Max | 0.030 Max | 0.30-0.80 | 10.00-12.50 | 0.80-1.20 | V: 0.25-0.35 |
Mechanical Properties
DIN 17175 | Material No. | Minimum Yield Point MPa or N/mm2 | Tensile Strength | |
WT: 16 mm Max | WT: 16-40 mm | |||
St35.8 | 1.0305 | 235 | 225 | 360-480 |
St45.8 | 1.0405 | - | 245 | 410-530 |
17Mn4 | 1.0481 | - | 275 | 460-580 |
19Mn5 | 1.0482 | - | 315 | 510-610 |
15Mo3 | 1.5415 | 275 | 275 | 450-600 |
13CrMo910 | 1.7335 | 295 | 295 | 440-590 |
10CrMo910 | 1.7380 | 285 | 285 | 450-600 |
14MoV63 | 1.7715 | 325 | 325 | 460-610 |
X20CrMoV121 | 1.4922 | 490 | 490 | 690-850 |
Scope of Application
DIN 17175 alloy steel pipe adopts heat-resistant pipe, which is suitable for high-pressure environment below 600 ℃. The application scope includes the construction of boilers, pipelines, pressure vessels and equipment.
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