Sheets & Plates

6000 series aluminum alloy sheet for body panels

Special features

Automobile body sheets

Bake hardenability:
The property to increase the strength of a car’s body surface during the coat baking (electrodeposition coating) process, although the material is soft at the time of press forging.

Properties

Mechanical properties

Types and mechanical properties (Sheet thickness: 1mm)

Alloy designation AA*1 Tensile strength
(N/mm2)
Proof stress
(N/mm2)
Elongation
(%)
Proof stress
(after baking)*2
(N/mm2)
Remarks
SG712-T4 (6116) 240 130 28 205 High BH type
SG712-T4
High formability type
(6116) 245 135 30 170 High formability type
TM30-T4 (6005) 210 110 27 190 High hemmability type
TM66-T4 (6111) 240 115 29 210 High formability type,
High BH type
*1 AA: The Aluminum Association (U.S.A.); numbers show the equivalent alloys.
*2 Baking conditions: After applying 2% pre-distortion, test value after 20 minutes at 170°C.

Formability

(Sheet thickness: 1mm)
Alloy designation Formability Hemmability Corrosion resistance BH effect Ridging resistance
SG712-T4
SG712-T4
High formability type
〇+
TM30-T4 〇+
TM66-T4 〇++
※ standard △ ⇒ 〇 ⇒ 〇+ ⇒ 〇++

Location

Location

Properties

Hemmability

Bake hardenability

Alloy designation 2% pre-distortion + 20min at 170°C
Tensile
strength
(N/mm2)
Proof
stress
(N/mm2)
Elongation
(%)
SG712-T4 285 205 23
SG712-T4
High formability type
275 170 23
TM30-T4 270 190 22
TM66-T4 285 210 24