Yuhong Holding Group Co.,LTD
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| Place of Origin: | CHINA |
| Brand Name: | YUHONG |
| Certification: | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Model Number: | AISI 304/304L/316L etc. |
| Minimum Order Quantity: | 50kgs |
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| Price: | NEGOTIABLE |
| Packaging Details: | Ply-wooden Case |
| Delivery Time: | Depends on quantity |
| Payment Terms: | T/T, L/C AT SIGHT |
| Supply Ability: | 1 tons per month |
| O.D.: | 0.35mm - 6.35mm | Thickness: | 0.1mm - 1.2mm |
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| TYPE: | Seamless | Application: | Medical And Pharmaceutical/Analytical Instruments |
| Surface: | Bright Annealed | Standard: | AISI / ASTM / ASME |
| High Light: | SS316L Stainless Steel Capillary Tube,Medical Needle Stainless Steel Capillary Tube,Annealed Surface Stainless Steel Seamless Pipe |
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What is a capillary tube?
A stainless steel capillary tube is a small-diameter tube made of stainless steel that features a narrow internal diameter. Here are some key points about stainless steel capillary tubes:
Small Diameter: Stainless steel capillary tubes have a very small internal diameter, typically ranging from a few micrometers to a few millimeters. The small size allows for precise control and measurement of fluids or gases within the tube.
High Precision: Stainless steel capillary tubes are manufactured to high tolerances, ensuring consistent internal diameter and smooth internal surface finish. This precision makes them suitable for applications that require accurate fluid control or analysis.
Corrosion Resistance: Stainless steel capillary tubes are made from stainless steel, which provides excellent corrosion resistance. This makes them suitable for use with various liquids or gases, including corrosive substances.
Versatility: Stainless steel capillary tubes find applications in a wide range of industries and systems. They are commonly used in medical devices, analytical instruments, chromatography, fluidic systems, chemical processing, and research laboratories.
Heat Transfer: Due to their small diameter and high surface area-to-volume ratio, stainless steel capillary tubes can also be used for heat transfer applications. They can be employed as heat exchangers or in microfluidic systems where precise temperature control is required.
Customizable: Stainless steel capillary tubes can be customized in terms of length, diameter, and wall thickness to meet specific application requirements. They can be cut to desired lengths or fabricated into complex shapes, depending on the intended use.
Material Options: Stainless steel capillary tubes are available in various grades of stainless steel, such as 304, 316, or 316L. The choice of stainless steel grade depends on factors such as the intended application, temperature, and corrosion resistance requirements.
Fabrication: Stainless steel capillary tubes are typically manufactured using cold-drawing or laser drilling processes. Cold drawing involves pulling a larger diameter tube through a series of dies to reduce its diameter, while laser drilling uses laser technology to create precise holes in the tube.
Stainless steel capillary tubes are versatile components used in many industries and systems that require precise fluid control, analysis, or heat transfer. Their small diameter, high precision, and corrosion resistance make them suitable for various applications. It is important to consider the specific requirements of the application and consult with experts or engineers to select the appropriate stainless steel grade and tube dimensions.
Tolerance of SS Capillary Tubes
| SIZE OD | NOMINAL WALL THICKNESS | OUTSIDE DIAMETER TOLERANCE | LENGTH TOLERANCE | WALL THICKNESS TOLERANCE | ||||
| (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | (%) |
| ½ | 12.7 | 0.065 | 1.65 | +/-0.005 | +/-0.13 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| ¾ | 19.1 | 0.065 | 1.65 | +/-0.005 | +/-0.13 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 1 | 25.4 | 0.065 | 1.65 | +/-0.005 | +/-0.13 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 1½ | 38.1 | 0.065 | 1.65 | +/-0.008 | +/-0.20 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 2 | 50.8 | 0.065 | 1.65 | +/-0.008 | +/-0.20 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 2½ | 63.5 | 0.065 | 1.65 | +/-0.010 | +/-0.25 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 3 | 76.2 | 0.065 | 1.65 | +/-0.010 | +/-0.25 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 4 | 101.6 | 0.083 | 2.11 | +/-0.015 | +/-0.38 | +⅛, -0 | +3.18, -0 | +/-10.0% |
| 6 | 152.4 | 0.109 | 2.77 | +/-0.030 | +/-0.76 | +1, -0 | +25.4, -0 | +/-10.0% |
Chemical Composition of SS316L
| Stainless Steel Capillary Tube Grades | UNS | C | Mn | P | S | Si | Cr | Ni | Mo |
| SS316 | S3160 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 |
| SS316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 |
Mechanical Characteristics of SS316L
| Material | Heat Treatment |
Temperure | Tensile Strength Ksi (MPa), Min. |
Yield Strength Ksi (MPa), Min. |
Elongation %, Min |
| Min. | |||||
| º F(º C) | |||||
| SS316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| SS316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 |
Equivalent Grades Of SS316L
| GRADE | UNS NO | DIN/WERKSTOFF |
| Stainless Steel Capillary Tube 316 | S31600 | 1.4436 |
| Stainless Steel Capillary Tube 316L | S31603 | 1.4404 |
Application
Contact Person: Kelly Huang
Tel: 0086-18258796396
Fax: 0086-574-88017980
