Yuhong Group Co.,Ltd
| Payment Terms | L/C,T/T |
| Delivery Time | 7 DAYS |
| Packaging Details | Ply-wooden Case/ Bundle with plastic Cap |
| Product Name | Stainless Steel Welded Tube |
| Standard | ASTM A269， ASME SA269 |
| Material | TP304/304L/304H, TP310S/310H, TP316L/316H/316Ti ,TP317/317L , TP321/321H, TP347/347H 904L |
| OD | 1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc. |
| Length | Single Random, Double Random & Cut Length |
| End | Plain End, Beveled End |
| Type | Seamless, Welded |
| Surface | Polished, Pickled, Bright Annealed |
| Application | Heating, Cooling, Instrumentation, Food processing machine, |
| High Light | ASTM A269 TP316L Stainless Steel Welded Tube, Bright Annealed Tube |
| Brand Name | YUHONG |
| Model Number | ASTM A269 TP316L Stainless Steel Welded Tube |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,T/T | Delivery Time | 7 DAYS |
| Packaging Details | Ply-wooden Case/ Bundle with plastic Cap | Product Name | Stainless Steel Welded Tube |
| Standard | ASTM A269， ASME SA269 | Material | TP304/304L/304H, TP310S/310H, TP316L/316H/316Ti ,TP317/317L , TP321/321H, TP347/347H 904L |
| OD | 1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc. | Length | Single Random, Double Random & Cut Length |
| End | Plain End, Beveled End | Type | Seamless, Welded |
| Surface | Polished, Pickled, Bright Annealed | Application | Heating, Cooling, Instrumentation, Food processing machine, |
| High Light | ASTM A269 TP316L Stainless Steel Welded Tube, Bright Annealed Tube | Brand Name | YUHONG |
| Model Number | ASTM A269 TP316L Stainless Steel Welded Tube | Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA | ||
| High Light | ASTM A269 TP316L stainless steel tube ，316L bright annealed tubing ，welded stainless steel tubing BA | ||
ASTM A269 / ASME SA269 TP316L Austenitic Stainless Steel Welded Tubing Bright Annealed
Its a precision welded tubing made from 316L stainless steel, which is annealed after welding in a controlled atmosphere to both improve its properties and maintain a bright, clean, cosmetic surface finish. It is primarily used for applications requiring corrosion resistance, hygiene, and a good appearance. Welded tube is generally more cost-effective than seamless tube and has excellent dimensional consistency (wall thickness and OD). For many applications, its performance is equal to or better than seamless.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 316L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 - 18.00 | 2.00 - 3.00 | 10.00 - 14.00 | 68.89 min |
ASTM A269 TP316L Stainless Steel Welded Tube Physical Properties
Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Co-eff of Thermal Expansion (µm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Elec Resistivity (nΩ.m) | |||
| 0-100°C | 0-315°C | 0-538°C | At 100°C | At 500°C | |||||
| 316/L/H | 8000 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
Annealed: After welding, the tube undergoes a heat treatment. This process:
Relieves Stresses: Removes internal stresses induced by the forming and welding operations.
Restores Corrosion Resistance: Re-dissolves any chromium carbides that may have formed, restoring the full corrosion resistance of the 316L material, especially in the weld zone.
Softens the Material: Returns the tube to a soft, ductile state.
Bright: This specifies how the annealing is done. The tube is annealed in a controlled atmosphere furnace (typically with a mixture of Hydrogen and Nitrogen) that contains no oxygen. This prevents the formation of scale (oxide layer) on the surface during the high-temperature process.
Result: The tube comes out of the furnace with a smooth, bright, metallic surface that requires no further pickling or acid cleaning. The finish is often described as a "milky" or satin-bright mirror.
Key Characteristics & Advantages
Excellent Corrosion Resistance: Thanks to 316L composition.
Superior Surface Finish: The BA finish is clean, smooth, and easy to sterilize.
Hygienic & Cleanable: The smooth interior surface prevents bacteria buildup and is easy to clean.
Good Aesthetic Appearance: The bright finish is often suitable for visible applications.
Consistent Dimensions: Welded and drawn processes allow for tight tolerances.
Applications
This type of tube is ideal for industries where corrosion resistance, cleanliness, and appearance are paramount:
Pharmaceutical & Bioprocessing: Process lines, filter housings, transfer lines.
Food & Beverage: Process lines for milk, beer, juice; sanitary fittings.
Semiconductor: High-purity gas and chemical delivery lines.
Chemical Processing: Instrumentation lines, sample lines.
Architecture & Design: Handrails, visible structural components in corrosive environments.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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