SS 304 Capillary Seamless Tube
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- Stainless Steel 304 Capillary Seamless Tube
Neeka Tubes is a leading manufacturer of SS 304 Capillary Seamless Tubing, offering tubes that meet ASTM, DIN, ISO and other international standards. 304 stainless steel capillary tube is widely used for precision applications due to its excellent corrosion resistance, high strength and smooth surface finish. It is ideal for fluid and gas transportation in various industries.
Our SS 304 Capillary Seamless Tubing is produced with 18-20 % Chromium and 8-11 % Nickel and has high corrosion resistant ability. The tubing has an outside diameter of 2.0mm to 8.0mm with a wall thickness of 0.2mm to 1.5mm. We also offer it in different lengths depending on the customer’s preference. The material has a tensile strength of 515 MPa, yield strength of 205 MPa and a minimum elongation of 35%. It is heat-treated at 1900°F (1040°C) to enhance durability.
Table of Content
- Most Common Types of SS 304 Capillary Seamless Tubing
- SS 304 Capillary Seamless Tubing Specifications
- SS 304 Capillary Seamless Tubing Properties
- SS 304 Capillary Seamless Tubing Dimensions Chart
- SS 304 Capillary Seamless Tubing Thickness Chart
- SS 304 Capillary Seamless Tubing Packing & Marking
- Industrial Application of SS 304 Capillary Seamless Tubing
SS 304 Capillary Seamless Tubes, SS Capillary Seamless Tubing Manufacturer In India, Stainless Steel 304 Capillary Seamless Tubes, 304 Capillary Seamless Stainless Steel Tubes, ASTM304 Stainless Steel Capillary Tubes
Features of SS 304 Capillary Seamless Tubing
- High Corrosion Resistance: This steel stops rust from forming even when it stays wet for a long time. It works well with many chemicals and fresh water without wearing down. You can use these tubes in damp places and trust they will stay clean.
- Excellent Strength: The seamless design means the tube has no weak spots or joined seams. It can handle high pressure inside even though the tube wall is very thin. This strength helps the tube keep its shape during tough jobs.
- Smooth Surface Finish: The inside of the tube is very slick to help liquids flow without getting stuck. This smooth finish prevents dirt or tiny bits from building up and causing clogs. It also makes the tubes much easier to clean after use.
- Tight Dimensional Tolerance: We make sure the size of each tube is very exact from end to end. This precision ensures that every part fits perfectly into your machines or tools. You will not have to worry about loose gaps or parts that do not align.
- Custom Lengths: Available You can get these tubes cut to the specific size your project requires. This saves you time because you do not have to trim them yourself on site. Having the right length ready to go helps you finish your work much faster.
SS 304 Capillary Tubes are used in medical devices, chromatography, fluid transfer systems and instrumentation industries. They play a crucial role in automotive fuel lines, aerospace hydraulic systems and industrial heat exchangers. The high accuracy and the ability to resist corrosion make them suitable for use in applications in industries such as pharmaceuticals and semiconductors.
Most Common Types of SS 304 Capillary Seamless Tubing
SS 304 Seamless Capillary Tube
OD6.5mm 304 SS Capillary Seamless Tube
SS 304 Welded Capillary Seamless Tubes
SS Capillary Seamless Tube
SS 304 Capillary Seamless Tubing Specifications
| Stainless Steel Capillary Tube Size Range | 0.35mm to 6.35mm OD in thickness ranging from 0.1mm to 1.2mm. |
| Stainless Steel Capillary Tube Suppliers Thickness | 1mm to 20mm, SCH 5/5S, 10/10S, 20/20S, 40/40S, 80/80S, 120/120S, 160/160S as per ANSI B36.19/36.10 |
| Stainless Steel Capillary Tube Wall Thickness | 0.08 – 0.2 mm |
| Stainless Steel Capillary Tube Outside Diameter | 0.3 –12.0 mm |
| Stainless Steel Capillary Tube Specification | ASME / ASTM A213, ASTM A688 / A688M – 08, ASTM A803 / A803M, ASTM A556 / A556M, ASME SA556, ASME SA688 |
| Stainless Steel Capillary Tube Material | SS 304, SS 304L, SS 316, SS 316L |
| Stainless Steel Capillary Tube Finish | Pickled, Polished, Bright Annealed, Electrolytic Polished |
| Stainless Steel Capillary Tube Form | Round, Strait, Hydraulic etc. |
| Stainless Steel Capillary Tube Type | As Welded, EFW, ERW, Seamless, Semi Seamless, Bead Removed |
| Stainless Steel Capillary Tube Mill Test Certificate | EN10204 3.1 |
| Stainless Steel Capillary Tube Packing | Sleeved, Ends Capped, Wooden Boxed |
SS 304 Capillary Seamless Tubing Chemical Composition
| GRADES | UNS | C | Si | Mn | S | Cr | P | Ni | Mo |
|---|---|---|---|---|---|---|---|---|---|
| TP304 | S30400 | 0.08 | 1 | 2 | 0.03 | 18.0-20.0 | 0.045 | 8.0-11.0 | – |
SS 304 Capillary Seamless Tubing Mechanical Properties
| Material | Heat | Temperure | Tensile Strength | Yield Strength | Elongation %, Min |
|---|---|---|---|---|---|
| Treatment | Min.º F(º C) | Ksi (MPa), Min. | Ksi (MPa), Min. | ||
| TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
Equivalent Grades for SS 304 Capillary Seamless Tubing
| GRADE | UNS NO | DIN/WERKSTOFF |
|---|---|---|
| 304 | S30400 | 1.4301 |
SS 304 Capillary Seamless Tubing Dimensions
| Nominal size in inches | Outside diameter in inches | Outside diameter in mm | Wall thickness in inches | Wall thickness in mm | Weight [lbs/feet] | Weight [kg/meter] |
|---|---|---|---|---|---|---|
| 1/8 6 | 0.41 | 10.3 | 0.068 | 1.73 | 0.24 | 0.37 |
| 1/4 8 | 0.54 | 13.7 | 0.088 | 2.24 | 0.42 | 0.63 |
| 3/8 10 | 0.68 | 17.1 | 0.091 | 2.31 | 0.57 | 0.84 |
| 1/2 15 | 0.84 | 21.3 | 0.109 | 2.77 | 0.85 | 1.27 |
| 3/4 20 | 1.05 | 26.7 | 0.113 | 2.87 | 1.13 | 1.69 |
| 1 25 | 1.32 | 33.4 | 0.133 | 3.38 | 1.68 | 2.5 |
| 1 1/4 32 | 1.66 | 42.2 | 0.14 | 3.56 | 2.27 | 3.39 |
| 1 1/2 40 | 1.9 | 48.3 | 0.145 | 3.68 | 2.72 | 4.05 |
| 2 50 | 2.375 | 60.3 | 0.154 | 3.91 | 3.65 | 5.44 |
| 2 1/2 65 | 2.875 | 73 | 0.203 | 5.16 | 5.79 | 8.63 |
| 3 80 | 3.5 | 88.9 | 0.216 | 5.49 | 7.58 | 11.29 |
| 3 1/2 90 | 4 | 101.6 | 0.226 | 5.74 | 9.11 | 13.57 |
| 4 100 | 4.5 | 114.3 | 0.237 | 6.02 | 10.79 | 16.07 |
| 5 125 | 5.563 | 141.3 | 0.258 | 6.55 | 14.62 | 21.77 |
| 6 150 | 6.625 | 168.3 | 0.28 | 7.11 | 18.97 | 28.26 |
| 8 200 | 8.625 | 219.1 | 0.322 | 8.18 | 28.55 | 42.55 |
| 10 250 | 10.75 | 273 | 0.365 | 9.27 | 40.48 | 60.31 |
| 12 300 | 12.75 | 323.8 | 0.406 | 10.31 | 53.52 | 79.73 |
| 14 350 | 14 | 355.6 | 0.437 | 11.13 | 54.57 | 94.55 |
| 16 400 | 16 | 406.4 | 0.5 | 12.7 | 82.77 | 123.3 |
| 18 450 | 18 | 457 | 0.562 | 14.27 | 104.67 | 155.8 |
| 20 500 | 20 | 508 | 0.594 | 15.09 | 123.11 | 183.42 |
| 24 600 | 24 | 610 | 0.688 | 17.48 | 171.29 | 255.41 |
| 32 800 | 32 | 813 | 0.688 | 17.48 | 230.08 | 342.91 |
SS 304 Capillary Seamless Tubing Thickness Chart
| SIZE | OD | WALL | AVG. LENGTH(FEET) +/- |
|---|---|---|---|
| .125 inches OD X .035 inches W | 0.125 | 0.035 | 6,367 |
| .250 inches OD X .035 inches W | 0.250 | 0.035 | 2,665 |
| .250 inches OD X .035 inches W (15 Ra Max) | 0.250 | 0.035 | 2,665 |
| .250 inches OD X .049 inches W | 0.250 | 0.049 | 2,036 |
| .250 inches OD X .065 inches W | 0.250 | 0.065 | 1,668 |
| .375 inches OD X .035 inches W | 0.375 | 0.035 | 1,685 |
| .375 inches OD X .035 inches W (15 Ra Max) | 0.375 | 0.035 | 1,685 |
| .375 inches OD X .049 inches W | 0.375 | 0.049 | 1,225 |
| .375 inches OD X .065 inches W | 0.375 | 0.065 | 995 |
| .500 inches OD X .035 inches W | 0.500 | 0.035 | 1,232 |
| .500 inches OD X .049 inches W | 0.500 | 0.049 | 909 |
| .500 inches OD X .049 inches W (15 Ra Max) | 0.500 | 0.049 | 909 |
| .500 inches OD X .065 inches W | 0.500 | 0.065 | 708 |
| .750 inches OD X .049 inches W | 0.750 | 0.049 | 584 |
| .750 inches OD X .065 inches W | 0.750 | 0.065 | 450 |
| 6 MM OD X 1 MM W | 6milimeter | 1milimeter | 2,610 |
| 8 MM OD X 1 MM W | 8milimeter | 1milimeter | 1,863 |
| 10 MM OD X 1 MM W | 10milimeter | 1milimeter | 1,449 |
| 12 MM OD X 1 MM W | 12milimeter | 1milimeter | 1,188 |
SS 304 Capillary Seamless Tubing Packing & Marking
Packaging, Delivery & Marking
We provide safe packaging and fast delivery of SS 304 Capillary Seamless Tubes. They are sleeved, ends capped and securely packed in wooden boxes to avoid any form of damage in transit. The tubes are provided with grade, size and heat number so that they can be traced easily. Our efficient logistics network ensures timely global delivery.
Quality Tests & Certifications
We ensure the highest quality standards 304 stainless steel capillary tubes. The tubes are hydrostatic, eddy current and mechanical tested to meet industry specifications. We provide Mill Test Certificates (EN10204 3.1) to guarantee material authenticity and compliance with global standards.
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Industrial Application of SS 304 Capillary Seamless Tubing
