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NAI-LOK Seamless Stainless Steel Tube BA Grade ASTM A269 TP316L 6.35mm OD x 0.89mm WT x 4000mm Length for Instrumentation and Gas Systems
The NAI-LOK Seamless Stainless Steel Tube is manufactured from high-quality SS316L material in compliance with ASTM A269 standards.
It features a Bright Annealed (BA) surface finish, providing superior corrosion resistance, smooth inner walls, and excellent cleanliness.
With a precise size of 6.35 mm OD × 0.89 mm WT × 4000 mm length, this tubing is ideal for instrumentation, gas distribution, semiconductor, and high-purity fluid systems.
Our seamless BA grade tubes are widely used in oil & gas, chemical processing, laboratory, medical equipment, and hydraulic systems, where high precision and purity are essential.
Material: SS316L (Corrosion-resistant stainless steel)
Standard: ASTM A269
Surface Finish: Bright Annealed (BA)
Seamless construction for high strength & purity
Excellent dimensional accuracy and roundness
High corrosion resistance & pressure resistance
Applications: Instrumentation, Semiconductor, Gas & Fluid Distribution, Chemical Processing
| Parameter | Specification |
|---|---|
| Product Name | Seamless Stainless Steel Tube (BA Grade) |
| Brand | NAI-LOK |
| Material | Stainless Steel 316L |
| Standard | ASTM A269 |
| Outer Diameter (OD) | 6.35 mm (1/4 inch) |
| Wall Thickness (WT) | 0.89 mm |
| Length | 4000 mm (4 meters); 6000 mm (6 meters) |
| Manufacturing Process | Seamless, Bright Annealed (BA) |
| Surface Roughness (Ra) | ≤ 0.80 μm (ID) |
| Tolerance (OD) | ±0.10 mm |
| Tolerance (WT) | ±10% |
| Hardness | ≤ 90 HRB |
| Tensile Strength | ≥ 485 MPa |
| Yield Strength | ≥ 170 MPa |
| Elongation | ≥ 35% |
| Pressure Rating | Suitable for high purity and medium pressure instrumentation use |
| Corrosion Resistance | Excellent resistance against oxidizing and reducing environments |
| Applications | Instrumentation, Semiconductor, Gas & Fluid Distribution, Petrochemical, Hydraulic Systems, Laboratory & Medical Equipment |
Ordering Informatin
| Part Number | Tube OD(in) | Wall Thickness(in) | Length(mm) |
| TSSM-02T028L06 | 1/8 | 0.028 | 6000 |
| TSSM-04T035L06 | 1/4 | 0.035 | 6000 |
| TSSM-04T049L06 | 1/4 | 0.049 | 6000 |
| TSSM-04T065L06 | 1/4 | 0.065 | 6000 |
| TSSM-06T035L06 | 3/8 | 0.035 | 6000 |
| TSSM-06T049L06 | 3/8 | 0.049 | 6000 |
| TSSM-06T065L06 | 3/8 | 0.065 | 6000 |
| TSSM-08T035L06 | 1/2 | 0.035 | 6000 |
| TSSM-08T049L06 | 1/2 | 0.049 | 6000 |
| TSSM-08T065L06 | 1/2 | 0.065 | 6000 |
| TSSM-10T065L06 | 5/8 | 0.065 | 6000 |
| TSSM-12T065L06 | 3/4 | 0.065 | 6000 |
| TSSM-16T083L06 | 1 | 0.083 | 6000 |
| TSSM-20T095L06 | 1-1/4 | 0.095 | 6000 |
| TSSM-20T120L06 | 1-1/4 | 0.120 | 6000 |
| TSSM-24T120L06 | 1-1/2 | 0.120 | 6000 |
| TSSM-24T134L06 | 1-1/2 | 0.134 | 6000 |
| TSSM-32T134L06 | 2 | 0.134 | 6000 |
| TSSM-32T188L06 | 2 | 0.177 | 6000 |
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