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Product Details:
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| Steel Grade: | 400 Series 409L | Type: | Welded |
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| Welding Line Type: | ERW | Standard: | EN,ASTM,AISI,DIN,JIS |
| Application: | Construction,Decoration,Industry,boiler | Shape: | Round Section |
| Surface: | Annealed/Pickling/Polished/Brushed/Sand-blasted Finished | Product Name: | Stainless Steel Pipe |
| Thickness: | 0.5-25.4mm | Length: | 6 Meters Or Customized |
| Price Term: | FOB,CFR,EX-WORK | Trade Terms: | FOB CIF CFR CNF EXWORK |
| High Light: | ERW Stainless Steel Tube Welded,SUH409L Stainless Steel Tube,60*2mm Stainless Steel Pipe |
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Product Details of 409L STAINLESS STEEL PIPE
409L stainless steel is a type of ferritic stainless steel that has been widely used in various industries, from automotive to food and beverage. It is a highly versatile material with excellent corrosion resistance and good formability. In this blog post, we’ll discuss the composition, physical properties, mechanical properties, and uses of 409L stainless steel.
| Grade | 409L STAINLESS STEEL PIPE |
| Standard | JIS/SUS/GB/DIN/ASTM/AISI/EN |
| Technique | Welded |
| Wall Thickness | 0.5-3mm |
| Out Diameter | 6mm-325mm |
| Length | 3000mm, 4000mm,5800mm,6000mm,12000mm,or as required. |
| Surface treatment | Polishing,annealing,pickling,bright |
| Application | Widely used in petroleum,foodstuff,chemical industry,construction, electric power,nuclear,energy,machinery,biotechnology,paper making,shipbuilding,boiler fields. |
| Lead Time | 7-15 working days after the receipt of 30% deposit |
| Payment Terms | 30% TT for deposit,70% TT /70% LC at sight balance before shipment |
| Price Terms | FOB, EXW, CIF, CFR |
| Packing | Standard Seaworthy Package or according to customer's requirements |
Chemical Composition of ASTM A268 409 S40900 Grade and EN 10088-2 1.4512 1.4516 Stainless Steel
| Grade | – | C | Mn | Si | P | S | Cr | Ni | Ti |
| A268 409 | min. max. | – 0.08 | – 1.00 | – 1.00 | – 0.045 | – 0.030 | 10.5 11.7 | – 0.50 | 6×C-0.75 |
| TP409L | min. max. | – 0.035 | – 1.00 | – 1.00 | – 0.045 | – 0.030 | 10.5 11.7 | – 0.50 | 6×C-0.75 |
| 1.4516 | min. max. | – 0.08 | – 1.50 | – 0.70 | – 0.040 | – 0.015 | 10.5 12.5 | 0.50-1.50 | 0.05-0.35 |
| 1.4512 | min. max. | – 0.030 | – 1.00 | – 1.00 | – 0.040 | – 0.015 | 10.5 12.5 | – 0.50 | 6×(C+N)-0.65 |
| Grade | Tensile Strength | Yield Strength 0.2% Proof | Elongation | Hardness | Hardness |
| Grade | ksi(MPa) min | ksi (MPa) min | (% in 50mm) min | Rockwell B (HR B) max | Brinell (HB) max |
| 409 | 55 (380) | 25 (170) | 20 | 95 | 207 |
| 1.4512 | 380-560 | 210 | 25 |
Table 3. Physical properties of 409 grade stainless steel in the annealed condition
| Grade | Density (kg/m³) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (mm/m/°C) |
Mean Coefficient of Thermal Expansion (mm/m/°C) |
Mean Coefficient of Thermal Expansion (mm/m/°C) |
Thermal Conductivity (W/m.K) |
Thermal Conductivity (W/m.K) |
Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (nW.m) |
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 409L | 7600 | 208 | 11.0 | 11.7 | 12.4 | 25.8 | 27.5 | 460 | 600 |
Due to its good corrosion resistance and formability, stainless steel 409L is well suited for use in corrosive environments such as automotive exhaust systems or food processing equipment where exposure to chemicals or extreme temperatures can be expected. Its low cost makes it attractive for use in mass-production applications such as automotive mufflers or kitchen sinks where cost savings are desired without sacrificing performance or durability. Additionally, due to its ferritic microstructure, it can also be used in applications requiring high fatigue resistance, such as powertrain components or other parts subject to cyclic loading conditions over extended periods of time.
In conclusion, grade 409L stainless steel is a very versatile material with excellent corrosion resistance and good formability that can be used in many different applications across industries ranging from automotive to food & beverage production. Its low cost combined with its good performance makes it an ideal choice for many applications where cost savings are desired without sacrificing performance or durability, especially those involving corrosive environments or extreme temperatures like automotive exhaust systems or food processing equipment. Furthermore, its ferritic microstructure gives it the added benefit of being able to withstand higher fatigue loads than more common austenitic grades like 304 or 316, making it suitable for parts subject to cyclical loading conditions over extended periods of time like powertrain components or other heavy duty machinery parts. If you need an affordable yet reliable material that can handle harsh conditions, then look no further than 409L stainless steel!
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