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ALL TUBE® Stock Tubing

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Tubing Inventory - ALL TUBEŽ Stock Tubing

Standard Sizes - ALL TUBEŽ Stock Tubing

Tubing Assortment - ALL TUBEŽ Stock Tubing

Tube Kit - ALL TUBEŽ Stock Tubing

MicroGroup is a leading worldwide distributor of small-diameter/thin walled tubing offering quick shipments from over 7,000,000 feet (2,100,000 meters) in stock — one of the world's largest inventories — available in alloy, 304, and 316 stainless steel tubing, both welded and seamless. Click on any stock material in the menu immediately above for detailed information.

Stock stainless steel and other alloys are typically manufactured to an OD and wall dimensions.

To purchase standard stock tubing please visit our
All Tube Online Store

For non-stock dimensions see All-Tube® Quick Turn, Custom Sized Tubing

Item Code Example

ALL TUBEŽ Stock Tubing - Item Code Example
The above "item code" is an example to assist you in the ordering process.

Initially developed as an internal code to accurately specify and control ALL-TUBE inventory, the item code is now widely utilized by MicroGroup customers to quickly and easily identify and specify tubing products.


"Material" specification is required, and can contain any number of digits (text and/or numeric) between one (1) and four (4).

Tolerance Level:

"Tolerance Level" is for Fractional Tubing. Please indicate F1 or F2. Click here for tolerance definition.

Nominal OD:

"OD" (outside diameter) specification is required and must contain from two (2) to four (4) numeric digits. (i.e., .032" = 0032, 5mm = 05)

By Sign:

Inclusion of a "by sign" (X) is required at this position for most sizes.

Nominal Wall:

"Wall" thickness specification is required for most sizes and must contain three (3) numeric digits. (.006" = 006, .035" = 035)

Mfg. Type: WD or SL

Welded (WD) or Seamless (SL) material specification is required.


"Category" specification is required and must contain one text digit as follows:

F Fractional
H Hypodermic
M Metric
Q Medical Quality
P Pipe
X Shape
B Bar/Wire
S Foil & Sheet
Z Odd lot/Surplus Tubing


MicroGroup Temper Table

Temper Tensile Min (kpsi) Tensile Max (kpsi)
Anneal N/A 110
1/8 Hard 90 120
1/4 Hard 100 130
1/2 Hard 110 140
3/4 Hard 120 150
Full Hard 140 NA

NOTE: It is important to understand that no accepted industry standard exists for Tensile Minimum and Maximum based on the temper call out. The above chart represents what MicroGroup orders will reflect. Please contact Sales at 800-ALL-TUBE for details.
Tubing Assortment - ALL TUBEŽ Stock Tubing

For information on tubing in this section, or non-standard tubing
not shown, please contact Sales at 800-All-Tube.

Comparison of Welded/Drawn
and Seamless Tubing

  Welded and Drawn Seamless
Lead Time X X
Tolerances X  
Concentricity X  
Cost X  
Availability X X
High Pressure   X
ID surface   X
Heavy Wall   X


Stainless Steel Grades

Grade Material
303 Stainless Steel Bar Stock
304 Stainless Steel Tubing
304L Stainless Steel Tubing
316 Stainless Steel Tubing
316L Stainless Steel Tubing
321 Stainless Steel Tubing
347 Stainless Steel Tubing
430 Stainless Steel Tubing
Other Grades Call for Availability of Other Stainless Steel Tubing Alloys


Other Materials

Grade Material
200 Nickel ("A" Nickel)
600 Inconel Alloy
(Inconel is a registered trademark by Inco Alloys International)
625 Inconel Alloy
(Inconel is a registered trademark by Inco Alloys International)
C276 Hastelloy Alloy
(Hastelloy is a registered trademark of Haynes International)
Ti2 Unalloyed Titanium A-40
6061 Aluminum
101 Copper
122 Copper
Other Grades Call for availability of other Nickel, Inconel, Titanium, Aluminum, Copper, Brass and other specialty metals or alloys

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