Small outer diameter hypodermic stainless steel 304 round tube is a highly polished, thin-walled tube with a narrow external diameter. Its precision-engineered dimensions and smooth surface make it ideal for applications requiring precise fluid delivery or insertion into small spaces. This tube is often used in medical devices, such as needles and catheters, as well as in industrial applications, such as microfluidics and analytical instruments.
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Product Information

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Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Outer Diameter
0.03
Wall
0.003
Inner Diameter
0.024
Length
60
Alloy
304
Temper
Full Hard
Gauge
21.5G-XTW
Metal Type
Stainless Steel
Shape
Tube-Hypodermic
Brand
RoundWorks
Weight/Lineal Foot
0.032 pounds
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Mechanical Properties

Density g/cm^3
8
Ultimate Tensile Strength KSI
186 min
Yield Tensile Strength KSI
140 min
Elongation % in 2 in.
1 min
Melting Point °F
2550 - 2651
Rockwell Hardness C Scale
41
Brinell Hardness 3000 kg load
371
Electrical Conductivity % IACS
2
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Chemistry Information : 304 Stainless Steel

Element
Percentage
Element
Percentage
Element
Percentage
C
0.08  max
Cr
20
Fe
66.34 - 74
Ni
8 - 10.5
Mn
2  max
P
0.045  max
S
0.03  max
Si
1  max

This hypodermic tube has an outer diameter of 0.03 inches, a wall thickness of 0.003 inches, and an inner diameter of 0.024 inches. It is made from 304 stainless steel in a full hard temper, providing a Rockwell hardness of 41 and a Brinell hardness of 371, suitable for precision applications.

Yes, the tube's highly polished, thin-walled design and precise dimensions make it ideal for medical devices like needles and catheters, as well as industrial uses such as microfluidics and analytical instruments.

The product is sold in 60-inch lengths and comes in packs of 8 pieces. While the data does not specify custom cutting options, the standard offering is full 60-inch lengths.

Yes, a material test report (MTR) is available for this product, ensuring traceability and compliance with quality standards.

The tube is currently in stock and available for purchase. Each pack weighs approximately 0.032 pounds, making it lightweight and easy to ship.

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