20x80 Aluminium Extrusion, 20 B-type slot 6

A 20x80 aluminium extrusion (20 B-type slot 6), 20 mm by 80 mm over its faces, with slots 6 mm wide at the mouth and a 4.2 mm bore through each core. Here in 14 lengths from 100 to 2000 mm, each as simplified and detailed STEP.

How these parts are made, and what the levels mean: read the method

• Also searched as: 20x80 extrusion, 20x80 x 100 to 20x80 x 2000 extrusions
• Model id: extrusions-20-b6-20x80
• Standard: 20 B-type slot 6 · size 20x80

Lengths

Length (mm)	Part key	Simplified	Detailed
100	extrusions-20-b6-20x80x100	STEP	STEP
150	extrusions-20-b6-20x80x150	STEP	STEP
200	extrusions-20-b6-20x80x200	STEP	STEP
250	extrusions-20-b6-20x80x250	STEP	STEP
300	extrusions-20-b6-20x80x300	STEP	STEP
350	extrusions-20-b6-20x80x350	STEP	STEP
400	extrusions-20-b6-20x80x400	STEP	STEP
450	extrusions-20-b6-20x80x450	STEP	STEP
500	extrusions-20-b6-20x80x500	STEP	STEP
600	extrusions-20-b6-20x80x600	STEP	STEP
750	extrusions-20-b6-20x80x750	STEP	STEP
1000	extrusions-20-b6-20x80x1000	STEP	STEP
1500	extrusions-20-b6-20x80x1500	STEP	STEP
2000	extrusions-20-b6-20x80x2000	STEP	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
a	Profile width		20		20	nominal	L0 (nom: one source)
h	Profile height		80		80	nominal	L0 (nom: one source)
b	Slot opening		6		6	nominal	L0 (nom: one source)
t	Lip thickness		2		2	nominal	L0 (nom: one source)
e	Slot depth		6		6	nominal	L0 (nom: one source)
k	Core width		8		8	nominal	L0 (nom: one source)
d	Core bore diameter		4.2		4.2	nominal	L0 (nom: one source)
r	Outside corner radius		1		1	nominal	L0 (nom: one source)
p	Slot pitch		20		20	nominal	L0 (nom: one source)
w	Diagonal web thickness		1.5		1.5	nominal	L0 (nom: one source)
A	Sectional area		605		605	nominal	L0 (nom: one source)

Drawing

As a PDF: CC-EXTR20-B6-SZ-20x80.pdf.

The 20x80 aluminium extrusion beside the 20x60 and the 40x40

The 20x80 is number 4 of the 5 20 B-type slot 6 aluminium extrusions published here, listed from 20x20 to 40x40.

• Profile width (a): 20 mm on the 20x80 aluminium extrusion, against 20 mm on the 20x60 and 40 mm on the 40x40.
• Profile height (h): 80 mm on the 20x80 aluminium extrusion, against 60 mm on the 20x60 and 40 mm on the 40x40.
• Slot opening (b): 6 mm on the 20x80 aluminium extrusion, the same on the 20x60 and the 40x40.
• Lip thickness (t): 2 mm on the 20x80 aluminium extrusion, the same on the 20x60.
• Slot depth (e): 6 mm on the 20x80 aluminium extrusion, the same on the 20x60 and the 40x40.
• Core width (k): 8 mm on the 20x80 aluminium extrusion, the same on the 20x60 and the 40x40.
• Core bore diameter (d): 4.2 mm on the 20x80 aluminium extrusion, the same on the 20x60 and the 40x40.
• Outside corner radius (r): 1 mm on the 20x80 aluminium extrusion, the same on the 20x60 and the 40x40.

Other sizes

• One size smaller: 20x60 Aluminium Extrusion, 20 B-type slot 6, 20 mm × 60 mm, 6 mm slot.
• One size larger: 40x40 Aluminium Extrusion, 20 B-type slot 6, 40 mm × 40 mm, 6 mm slot.

Documents

• CC-EXTR20-B6-DS-20x80.pdf: 20x80 datasheet: values with levels, lengths, sources
• CC-EXTR20-B6-SZ-20x80.pdf: 20x80 drawing: this size's values on the views
• parts.json: the part record of every length (the platform contract)

Sources

misumi-hfs5. Full citations: the method page and this size's datasheet.

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