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Introduction
DIN 17456
covers seamless stainless steel tubes intended for industrial, mechanical, and
engineering applications where excellent corrosion resistance, mechanical
strength, dimensional accuracy, and reliable service performance are required.
These seamless stainless steel tubes provide excellent resistance to corrosion,
oxidation, and elevated-temperature conditions while offering good formability
and durability.
DIN 17456
seamless stainless steel tubes are used in chemical processing, petrochemical
plants, power generation, heat exchangers, condensers, mechanical engineering,
process equipment, and general industrial applications. Their seamless construction
provides reliable performance in demanding service conditions where tube
integrity and dimensional accuracy are essential.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of DIN 17456
Seamless Stainless Steel Tubes, supplying high-quality stainless steel tubes in
various grades, sizes, wall thicknesses, surface finishes, and customized
dimensions worldwide.
Applicable Standard
Standard
Specification: DIN 17456
Organization:
Deutsches Institut für Normung (DIN)
Title:
Seamless Stainless Steel Tubes
This
specification covers seamless stainless steel tubes intended for industrial,
mechanical, and engineering applications.
Forms of Supply
•
Seamless Stainless Steel Tubes
• Seamless Circular Tubes
• Heat Exchanger Tubes
• Condenser Tubes
• Boiler Tubes
• Process Tubes
• Precision Tubes
• Instrumentation Tubes
• Straight Length Tubes
• Custom Cut Tubes
Grades Covered Under DIN 17456
Stainless
steel grades as specified under DIN 17456.
Supply Condition
•
Seamless Condition
• Hot Finished Condition
• Cold Finished Condition
• Annealed Condition
• Solution Annealed Condition
• Bright Annealed Condition
• Pickled and Passivated Condition
Surface Finish
• Mill
Finish
• Bright Finish
• Pickled Finish
• Passivated Finish
• Polished Finish
• Smooth Finish
• Precision Finished Surface
Standard Sizes
Stainless Steel Tubes
Outside
Diameter: 6 mm to 610 mm
Wall
Thickness: 0.5 mm to 50 mm
Length:
Up to 12 meters
Custom
outside diameters, wall thicknesses, lengths, and surface finishes are
available according to customer requirements.
Chemical Composition of DIN 17456
|
Grade |
C |
S |
Ni |
Cr |
Mo |
Others |
|
X6CrTi12 |
0.08 Max |
– |
– |
10.5–12.5 |
– |
Ti: 6×%C, 1.00
Max |
|
X6CrAl13 |
0.08 Max |
– |
– |
12.0–14.0 |
– |
Al: 0.010–0.30 |
|
X5CrNi1911 |
0.030 Max |
– |
8.5–10.5 |
18.0–14.0 |
– |
– |
|
X6Cr17 |
0.08 Max |
– |
– |
15.5–17.5 |
– |
– |
|
X6CrTi17 |
0.08 Max |
– |
– |
16.0–18.0 |
– |
Ti: 7×%C, 1.20
Max |
|
X5CrNi1810 |
0.07 Max |
– |
8.5–10.5 |
17.0–19.0 |
– |
– |
|
X2CrNi1911 |
0.03 Max |
– |
10.5–12.5 |
18.0–20.0 |
– |
– |
|
X2CrNiTi1810 |
0.03 Max |
– |
8.5–10.5 |
17.0–19.0 |
– |
N: 0.12–0.22 |
|
X6CrNiTi1810 |
0.08 Max |
– |
9.0–12.0 |
17.0–19.0 |
– |
Ti: 5×%C, 0.80
Max |
|
X5CrNiNb1810 |
0.08 Max |
– |
9.0–12.0 |
17.0–19.0 |
– |
Nb: 10Ti; 7×%C |
|
X5CrNiMo17122 |
0.07 Max |
– |
10.5–13.5 |
16.5–18.5 |
2.0–2.5 |
1.20Max×%C, 1.00
Max |
|
X2CrNiMo17132 |
0.030 Max |
– |
11.0–14.0 |
16.5–18.5 |
2.0–2.5 |
– |
|
X6CrNiMoTi17122 |
0.08 Max |
– |
10.5–13.5 |
16.5–18.5 |
2.0–2.5 |
SUS321TB |
|
X2CrNiMoN17133 |
0.030 Max |
0.25 Max |
11.5–14.5 |
16.5–18.5 |
2.5–3.0 |
– |
|
X2CrNiMo18143 |
0.030 Max |
0.25 Max |
12.5–15.5 |
17.0–18.5 |
2.5–3.0 |
– |
|
X5CrNiMo17133 |
0.07 Max |
0.25 Max |
11.0–14.0 |
17.0–18.5 |
2.5–3.0 |
– |
Mechanical Properties
|
Grade |
Material Number |
Min. Yield Point (MPa) |
Tensile Strength (MPa) |
Remarks (Similar to JIS) |
|
X6CrTi12 |
1.4512 |
190 |
390–560 |
– |
|
X6CrAl13 |
1.4002 |
250 |
400–600 |
SUS405TP |
|
X5CrNi1911 |
1.4006 |
250 |
450–650 |
– |
|
X6Cr17 |
1.4016 |
270 |
450–650 |
– |
|
X6CrTi17 |
1.4510 |
270 |
430–600 |
– |
|
X5CrNi1810 |
1.4301 |
195 |
500–720 |
– |
|
X2CrNi1911 |
1.4306 |
180 |
460–680 |
– |
|
X2CrNiTi1810 |
1.4311 |
270 |
550–760 |
– |
|
X6CrNiTi1810 |
1.4541 |
200 |
500–730 |
– |
|
X5CrNiNb1810 |
1.4550 |
205 |
510–740 |
– |
|
X5CrNiMo17122 |
1.4401 |
205 |
510–710 |
SUS316TB |
|
X2CrNiMo17132 |
1.4404 |
190 |
490–690 |
SUS316HTB |
|
X6CrNiMoTi17122 |
1.4571 |
210 |
500–730 |
SUS321TB |
|
X2CrNiMoN17133 |
1.4429 |
295 |
580–800 |
– |
|
X2CrNiMo18143 |
1.4435 |
190 |
490–690 |
– |
|
X5CrNiMo17133 |
1.4438 |
205 |
510–710 |
– |
|
X2CrNiMoN17135 |
1.4439 |
285 |
580–800 |
– |
Key Features of DIN 17456 Stainless Steel
Tubes
•
Excellent corrosion resistance
• High mechanical strength
• Excellent resistance to oxidation
• Good toughness
• Superior dimensional accuracy
• Excellent surface quality
• Good formability
• Reliable performance at elevated temperatures
• Long service life
• Suitable for demanding industrial environments
Applications of DIN 17456 Stainless Steel
Tubes
Chemical & Petrochemical Industry
• Process
Piping
• Chemical Processing Equipment
• Heat Exchangers
• Condensers
• Process Systems
Power Generation Industry
• Boiler
Systems
• Heat Exchanger Tubes
• Condenser Tubes
• Cooling Systems
• Power Plant Equipment
Oil & Gas Industry
• Process
Equipment
• Refinery Systems
• Fluid Transportation
• Heat Transfer Equipment
Mechanical Engineering
• Machine
Components
• Precision Equipment
• Industrial Machinery
• Engineering Assemblies
General Industrial Applications
• Process
Tubing
• Industrial Equipment
• Fluid Transportation Systems
• Fabricated Components
• Engineering Applications
Fabrication and Welding
DIN 17456
seamless stainless steel tubes provide excellent fabrication characteristics.
•
Suitable for conventional fabrication processes
• Excellent bending properties
• Good forming characteristics
• Suitable for machining
• Reliable dimensional stability
• Suitable for custom fabrication
Proper
fabrication and welding procedures should be followed according to the selected
stainless steel grade.
Heat Treatment
DIN 17456
stainless steel tubes may be supplied in suitable annealed or solution annealed
conditions depending on the selected grade.
•
Annealing improves ductility
• Solution annealing enhances corrosion resistance
• Controlled heat treatment ensures uniform mechanical properties
• Stress relieving minimizes fabrication stresses where required
• Proper heat treatment improves long-term service performance
Advantages of DIN 17456 Stainless Steel Tubes
•
Excellent corrosion resistance
• High mechanical strength
• Superior dimensional accuracy
• Excellent surface finish
• Good formability
• Reliable service performance
• Long operational life
• Low maintenance requirements
• Excellent durability
• Suitable for demanding industrial applications
Conclusion
DIN 17456
Seamless Stainless Steel Tubes are high-quality stainless steel tubes designed
for industrial, mechanical, chemical, petrochemical, power generation, and
engineering applications requiring excellent corrosion resistance, strength,
dimensional accuracy, and long-term reliability. Their seamless construction
provides dependable performance in demanding pressure, heat transfer, and
process applications.
Ladhani Metal Corporation
supplies DIN 17456 Seamless Stainless Steel Tubes in various grades, sizes,
wall thicknesses, surface finishes, and customized dimensions, providing
reliable stainless steel tubing solutions for industrial and engineering
projects worldwide.
FOR REQUIREMENT OF THIS GRADE
OR FOR DETAIL CONTACT US AT :-
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