Overview
ASTM B210/B210M-26 covers drawn seamless aluminum and aluminum-alloy tubes in straight lengths and coils for general-purpose and pressure applications. Buyers must specify alloy-temper, straight or coil form, OD, wall, length, drawing condition, surface, flattening/flaring, leak-test route and application-specific exclusions.
Designation and acceptance
B210 tube begins as a seamless extruded hollow and is reduced by drawing, which changes dimensional capability, surface and cold-work history. Straight lengths and coils have different practical limits, and general-purpose versus pressure use changes integrity testing. It is distinct from B483 drawn welded tube, B234 exchanger tube and B241 seamless extruded pipe/tube.
Members and selection
| Designation | Selection context |
|---|---|
| Straight-length tube | Specify OD, wall, length, straightness, ends and pressure/general duty. |
| Coiled round tube | Define coil geometry, maximum wall/product availability, winding and handling limits. |
| Pressure application | State integrity/leak-test route and equipment or piping-code additions. |
| General-purpose application | Define mechanical forming and finish tests without implying pressure qualification. |
Comparison framework
| Criterion | Decision context |
|---|---|
| B210 vs B241 | B210 is drawn seamless tube; B241 is seamless pipe and seamless extruded tube. |
| B210 vs B483 | B210 is seamless; B483 covers drawn tube/pipe for general purpose and can include other routes. |
| Straight vs coil | Availability, wall, dimensional control, handling and end use differ. |
| General vs pressure duty | Pressure service requires explicit integrity evidence and system qualification. |
Performance
- Acceptance under ASTM B210 Drawn Aluminum Tube depends on the ordered product branch, delivered condition, geometry and specified test basis rather than the standard number alone.
- Cold work, eccentricity, ovality, surface scoring and improper annealing affect forming and integrity.
- Service suitability remains an engineering decision: drawn seamless product does not by itself establish pressure rating, exchanger qualification or compatibility with the conveyed fluid.
Orderable product scope
- Round drawn seamless tube in straight lengths.
- Drawn seamless tube coils where alloy and wall are available.
- Specified non-round tube only where the controlled standard and supplier capability allow.
Processing
- Coordinate drawing condition and final temper with bending, flaring and end forming.
- Control lubricant removal, bore cleanliness and drying before fluid service.
- Avoid steel pickup, crushing and ovality during coiling, transport and installation.
Applications
- General precision tubing, instrument lines and fabricated components.
- Pressure or fluid tubing after integrity and code qualification.
- Coiled tubing installations where alloy, wall and joining method are suitable.
Selection
- Confirm that ASTM B210 Drawn Aluminum Tube covers the required product form and manufacturing or coating route before comparing quotations.
- Select the grade, alloy, temper, coating or delivered condition from service, fabrication and the required acceptance evidence; never infer it from a trade name.
- Require a written technical comparison and responsible-engineer approval before substituting another standard, product route or condition.
Procurement
- State ASTM B210/B210M-26, alloy-temper, straight length or coil and general/pressure duty.
- State OD, nominal/minimum wall, length or coil geometry, quantity, tolerances and ends.
- Define flattening/flaring, tensile and leak-test route, surface/bore cleanliness and heat treatment.
- Require inspection report, lot traceability, protected/capped ends and crush-resistant dry packaging.
Sources and review
ASTM International · 2026, active
ASTM International · Reapproved 2023, active
ASTM International · 2020a, active