Russia · GOST

A7

GOST 13726:1997 — Aluminium and aluminium alloys strips. Specifications

Chemical composition

wt% · log scale
0.0010.010.11101001000Al99.7Cu0.01Fe0.16Ga0.03Mg0.02Mn0.03Si0.15Ti0.01Zn0.04
  • min – max range
  • typical value

Mechanical properties

value range by condition
Tensile strength Rm≥100 MPaElongation A≥6 %steel strip, Half hardened , > 0.8 <= 4.5 mmTensile strength Rm≥70 MPaElongation A≥15 %steel strip, , > 5.0 <= 10.5 mmTensile strength Rm≥145 MPaElongation A≥3 %steel strip +H, > 0.25 <= 0.8 mmTensile strength Rm≥145 MPaElongation A≥4 %steel strip +H, > 0.8 <= 3.5 mm

Chemical composition

ElementminmaxSimilarRemarks
Al99.7
Cu0.01
Fe0.16
Ga0.03
Mg0.02
Mn0.03
Si0.15
Ti0.01
Zn0.04

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
steel strip, Half hardened , > 0.8 <= 4.5 mm≥100≥6
steel strip, , > 5.0 <= 10.5 mm≥70≥15
steel strip +H, > 0.25 <= 0.8 mm≥145≥3
steel strip +H, > 0.8 <= 3.5 mm≥145≥4
steel strip +H, > 3.5 <= 4.0 mm≥130≥5
steel strip +M, > 0.25 <= 0.5 mm≥60≥20
steel strip +M, > 0.5 <= 0.9 mm≥60≥25
steel strip +M, > 0.9 <= 10.5 mm≥60≥30