Aluminum Tube Specifications

ASTM-B-210	Drawn Seamless Aluminum Alloy Tubes for General Purpose & Pressure Applications.
	Tube manufactured by cold drawing a true seamless extruded tube made from hollow extrusion ingot (cast in hollow form, or drilled, or pierced from solid ingot) processed by die and mandrel extrusion method. Covers all standard aluminum tube alloys and tempers.
ASTM-B-221	Extruded Aluminum Alloy Tubes for General Purpose Applications.
	Tube produced by hot extrusion method, either bridge/porthole type die or die and mandrel process. Covers all standard aluminum tube alloys and tempers.
ASTM-B-234	Drawn Seamless Aluminum Alloy Tubes for Condensers & Heat Exchangers.
	Tube manufactured by cold drawing a true seamless extruded tube made from hollow extrusion ingot (cast in hollow form, or drilled, or pierced from solid ingot) processed by die and mandrel extrusion method. Covers alloys 1060, 3003, Alclad 3003, 5052, 5054, and 6061 in two tempers.
ASTM-B-235	Aluminum Alloy Extruded Tubes.
	Obsolete - Superseded by ASTM-B-221, ASTM-B-241 and ASTM-B-429.
ASTM-B-241	Seamless Extruded Aluminum Alloy Pipe & Tube for General Purpose & Pressure Applications.
	Manufactured from hollow extrusion ingot (cast in hollow form, or drilled, or pierced from solid ingot) processed by die and mandrel extrusion methods. May be subsequently cold drawn at option of producer. Covers all standard aluminum tube and pipe alloys and tempers.
ASTM-B-313	Aluminum Alloy Round Welded Tubes
	Manufactured from formed sheet and seam welded by continuous methods. Covers nine alloys in various tempers.
ASTM-B-317	Extruded Aluminum Alloy Pipe for Electrical Bus Conductors.
	Produced by hot extrusion method, either bridge/porthole type die or die and mandrel process. Covers only 6101 alloy in several tempers.
ASTM-B-345	Seamless Extruded Aluminum Alloy Tubes & Pipe for Gas & Oil Transmission and Distribution Piping Systems.
	True seamless extruded by the die and mandrel method. Covers nine alloys in various tempers.
ASTM-B-404	Seamless Aluminum Alloy Condenser & Heat Exchanger Tubes with Integral Fins.
	Produced by cold forming drawn true seamless tubes so that fins are integral with the tube. Covers six alloys in various tempers.
ASTM-B-429	Extruded Aluminum Alloy Structural Pipe & Tube.
	Produced by extrusion through a bridge/porthole type die or by other methods at option of manufacturer Covers alloys 6061 and 6063 in T6 temper.
ASTM-B-483	Drawn Aluminum Alloy Tubes for General Purpose Applications.
	Tube produced by drawing tube stock made by extrusion through a bridge/ porthole type die or by die and mandrel methods at option of manufacturer. Covers ten alloys in various tempers.
ASTM-B-491	Extruded Round Coiled Aluminum Alloy Tubes for General Purpose Applications.
	Produced by hot extrusion method, either bridge/porthole type die or die and mandrel process. Covers six alloys and two tempers.
ASTM-B-547	Aluminum Alloy Formed and Arc Welded Round Tube.
	Covers tube made from formed sheet or plate, butt welded by mechanized or manual gas-tungsten or gas-metal arc-welding methods with or without the use of filler metal.

The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other purposes.

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