FIELD: metallurgy.
SUBSTANCE: invention of claimed group relates to metal forming and can be used for production of metal profiles for frame. Profile comprises the second part connected on the first part. First and second parts are noncollinear. Connection part comprises transversely extending or recessed mold group or group of pressed relief with flat areas between them and with certain pitch between them depending on thickness of flat areas.
EFFECT: improved quality of profiles due to increase of their strength.
18 cl, 6 ex, 11 dwg
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