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 customerβs 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 1900Β°F (1040Β°C) to enhance durability.
Features of SS 304 Capillary Seamless Tubing
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.
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 β 0.2 mm |
Stainless Steel Capillary Tube Outside Diameter | 0.3 β12.0 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 |
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 | Β – |
Material | Heat | Temperure | Tensile Strength | Yield Strength | Elongation %, Min |
---|---|---|---|---|---|
Treatment | Min.ΒΊ F(ΒΊ C) | Ksi (MPa), Min. | Ksi (MPa), Min. | ||
TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
GRADE | UNS NO | DIN/WERKSTOFF |
---|---|---|
304 | S30400 | 1.4301 |
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 |
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 |
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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