stainless steel
409 Stainless Steel Pipe
We ensure that every product we offer meets the highest standards of quality and reliability. Factory test certification is included with the shipment and third party inspection is available.
We provide comprehensive steel processing services such as cutting, bending, welding, and finishing.
Customizable: Available in various sizes and thicknesses to meet specific project requirements. Free samples are available, Customized samples will take about 5-7days. Customized logo , Customized packaging , Product customization.
Our location is Wuxi, Jiangsu, China
409 Stainless Steel Pipe Description
The chemical composition of 409 stainless steel pipes sets it apart from other stainless steels. It is mainly comprised of iron, with large amount of chromium and small amounts of carbon, manganese, silicon and nitrogen. Iron is the main element of 409 stainless steel, making for its strength and stability. Chromium helps form a protective oxide layer on the surface to ensure corrosion resistance. Carbon adds to the material's hardness and wear resistance. Manganese acts as a stabilizer to prevent excessive grain growth during heat treatment. Silicon enhances oxidation resistance while minimizing scaling at high temperatures. Nitrogen improves mechanical properties such as tensile strength and yield strength. This unique combination of elements gives 409 stainless steel excellent thermal expansion capabilities, making it suitable for high-temperature applications without jeopardizing its structural integrity or dimensional stability. Its chemical composition also helps achieve good solderability, thus simplifying the manufacturing process.
Product Parameters
Product Name | 409 Stainless Steel Pipe | |
Type | Steel Pipe | |
Outer diameter | Round Tube | 4mm-200mm |
Square Tube | 10*10mm-100*100mm | |
Rectangular Tube | 10*20mm-50*100mm | |
Wall Thickness | 0.6mm-6.0mm | |
Length | 1-6 meters, Length can be customized | |
Standard | ASTM, AISI, JIS, GB, DIN, EN, etc. | |
Surface | Black, Bright Polished, Rough Turning, Matt Surface Treatment, No. 4. BA, etc. | |
Scope of Application | Common applications for stainless steel pipes include food processing, Textile operations, Breweries, Water treatment plants, Oil and gas processing, Fertilizers and pesticides, Chemical applications, Construction, Pharmaceuticals, Auto parts, etc. | |
Certificate | ISO, SGS, BV, etc. | |
Production Technology | Hot Rolling, Cold Rolling | |
Edge Processing | Edging, Trimming | |
Chemical Composition
C | Si | Mn | Cr | Ni | S | P |
≤ 0.08 | ≤1.0 | ≤1.0 | 10.5～11.75 | ≤ 0.5 | ≤ 0.045 | ≤ 0.045 |
Mechanical Properties
Tensile StrengthKb (MPa) | Yield Strengthσ0.2 (MPa) | ElongationD5 (%) | Hardness |
≥360 | ≥175 | ≥25 | ≤ 162HBW |
Physical Performance
Density(g/cm³) | Modulus of Elasticity(Gpa) | Coefficient of Thermal Expansion(10-6/°C) | Coefficient of Thermal Conductivity(W/m*K) | Resistivity(NΩ.m) |
7.80 | 200 | 11.0 | 25.8 | 600 |
