316LN Stainless Steel Pipe Specification
| Product Name | 316LN Stainless Steel pipe |
| Size | OD:6-273mm Thickness:1-30mm |
| Thickness | 1.24- 63.5mm |
| Length | Random Length, Fix Length, SRL,DRL |
| Standard: | ANSI, ASME, DIN, BS, JIS, GB, ISO etc |
| Material | 300s301,302,303,304,304L,309,309s,310,310S,316,316L,316Ti,317L,321,347,etc 400s409,409L,410,420,430,431,439,440,441,444 Othe2205,2507,2906,330,660,630,631,17-4ph,17-7ph, S318039 904L,etc Dup:S22053,S25073,S22253,S31803,S32205,S32304,etc Spec904L,347/347H,317/317L,316Ti,254Mo,etc |
| Surface treatment | Custom Made,Black,Polishing,MirrorA/B,Sand Rolling,Lusterless,Colour Customized,Acid Washing,Varnish Paint |
| Price term | EXW factory, FOB and CIF |
| Package | 1. cases packed in wooden cases 2. paper packaging 3. plastic packing 4. foam packaging Packaging according to customer requirements or products |
SUS316LN stainless steel Pipe Chemical Structure
| Element | Composition Range (Weight %) |
|---|---|
| Chromium (Cr) | 16.0 - 18.0 |
| Nickel (Ni) | 10.0 - 14.0 |
| Molybdenum (Mo) | 2.0 - 3.0 |
| Nitrogen (N) | 0.10 - 0.16 |
| Carbon (C) | 0.03 max |
| Silicon (Si) | 0.75 max |
| Manganese (Mn) | 2.00 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.030 max |
TP 316LN Stainless Steel Pipe Properties Table
| Property | Value |
|---|---|
| Tensile Strength (Ultimate) | 515 - 655 MPa (74,700 - 94,900 psi) |
| Tensile Strength (Yield) | 205 - 310 MPa (29,800 - 45,000 psi) |
| Elongation at Break | 40% - 50% |
| Modulus of Elasticity | 193 GPa (28,000 ksi) |
| Poisson's Ratio | 0.30 |
| Hardness (Brinell, HB) | 217 (max) |
| Hardness (Rockwell, HRB) | 95 (max) |
| Hardness (Rockwell, HRC) | 26 (max) |
Others| Country or Region | National Execution Grade(s) |
|---|---|
| United States | - ASTM A312 TP316LN |
| European Union (EU) | - EN 1.4429 (X2CrNiMoN17-13-3) |
| Japan | - JIS SUS316LN |
| China | - GB/T 20878 06Cr17Ni12Mo2N |
316LN stainless steel tube tolerance chart
| Dimension | Manufacturing Tolerance |
|---|---|
| Outside Diameter (OD) | ±0.005 inches (±0.13 mm) or as per applicable standard |
| Wall Thickness | As specified by the standard, typically with an allowable tolerance of ±10% of the nominal wall thickness |
| Length | Typically ±1/8 inch (±3.2 mm) for cut lengths, but it can vary depending on the manufacturing method and standard |
| Straightness | Depending on the standard, pipes are expected to be reasonably straight, with some permissible deviation |
| Ovality | Often specified as a percentage of the OD, e.g., ≤1% |
| Surface Finish | As per the applicable standard, often specified in terms of roughness (e.g., Ra ≤ 0.8 μm) |
| Roundness | Typically specified as a maximum deviation from a perfect circle, e.g., ≤1% of OD |
TP316LN stainless steel tube application
| Application | Description |
|---|---|
| Chemical Processing | Used in the construction of chemical reactors, storage tanks, and piping systems where resistance to corrosive chemicals is essential. The low carbon and nitrogen content of 316LN make it suitable for these applications. |
| Petrochemical Industry | Ideal for applications in the petrochemical sector, including the transportation of corrosive fluids, processing of hydrocarbons, and construction of heat exchangers and refineries. |
| Pharmaceutical Industry | Utilized in the pharmaceutical industry for the production of sterile fluids and chemicals, where corrosion resistance and hygienic properties are crucial. |
| Oil and Gas Exploration and Production | Used in offshore and onshore environments for the transportation of oil, gas, and other hydrocarbons. It offers resistance to both corrosion and high-pressure conditions. |
| Marine Applications | Widely employed in the marine sector for shipbuilding, offshore structures, and equipment exposed to seawater. Its corrosion resistance ensures durability in harsh marine environments. |
| Food and Beverage Industry | Utilized in the food and beverage industry for processing equipment, storage tanks, and pipelines due to its corrosion resistance and easy cleanability. |
| Power Generation (Nuclear and Thermal) | Commonly used in power plants, including nuclear and thermal power generation facilities, for piping, heat exchangers, and steam systems. |
| Aerospace and Aircraft Components | In aerospace applications, 316LN stainless steel is used in aircraft components such as fuel lines and hydraulic systems, where corrosion resistance and high strength are essential. |
| Automotive Exhaust Systems | Used in automotive exhaust systems to withstand the corrosive effects of exhaust gases and high-temperature conditions. |
| Construction and Architectural Applications | Employed in architectural elements, structural components, and construction materials due to its aesthetic appeal, durability, and resistance to atmospheric corrosion. |
| Medical Devices and Surgical Instruments | Utilized in the manufacture of medical devices and surgical instruments, benefiting from its biocompatibility and corrosion resistance. |
| Environmental and Water Treatment Facilities | Used in the construction of water treatment and desalination plants, sewage systems, and environmental protection equipment due to its resistance to aggressive media. |
Surface Finish of SUS316LN stainless steel pipe| Itme | Surface finishing | Surface finishing methods | Main application |
| NO.1 | HR | Heat treatment after hot rolling, pickling, or with treatment | For without the purpose of the surface gloss |
| NO.2D | Without the SPM | Method of heat treatment after cold rolling, pickling surface roller with wool or eventually a light rolling a matte surface processing | General materials,building materials. |
| NO.2B | After SPM | Giving No.2 processing materials appropriate method of cold light sheen | General materials, building materials ( most of the goods are processed ) |
| BA | Bright annealed | Bright heat treatment after cold rolling , in order to be more shiny, cold light effect | Automotive parts, home appliances, vehicles, medical equipment, food equipment |
| NO.3 | Shiny, coarse grain processing | The NO.2D or NO.2B processing timber No. 100-120 polishing abrasive grinding belt | Building materials, kitchen supplies |
| NO.4 | After CPL | The NO.2D or NO.2B processing timber No. 150-180 polishing abrasive grinding belt | Building materials, kitchen supplies, vehicles, medical equipment, food equipment |
| 240# | Grinding of fine lines | The NO.2D or NO.2B processing timber 240 polishing abrasive grinding belt | Kitchen appliances |
| 320# | More than 240 lines of grinding | The NO.2D or NO.2B processing timber 320 polishing abrasive grinding belt | Kitchen appliances |
| 400# | Close to BA luster | The MO.2B timber 400 polishing wheel polishing method | Building materials, kitchen utensils |
| HL (hair lines) |
Polishing line having a long continuous processing | In a suitable size ( usually mostly No. 150-240 grit ) abrasive tape for as long as the hair, having a continuous processing method of polishing line | The most common building materials processing |
| NO.6 | NO.4 processing less than the reflection , the extinction | NO.4 processing material used for polishing Tampico brushing | Building materials, decorative |
| NO.7 | Highly accurate reflectance mirror processing | No. 600 of the rotary buff with a polishing | Building materials, decorative |
| NO.8 | Highest reflectivity mirror finish | Fine particles of abrasive material in order polishing , mirror polishing with a polishing | Building materials, decorative, mirrors |
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