金属变形、钢铁行业贸易和管理协会

STEASA - STEEL TUBE EXPORT ASSOCIATION OF SOUTH AFRICA

IWMA - INTERNATIONAL WIRE & MACHINERY ASSOCIATION

AIM ASSOCIAZIONE ITALIANA DI METALLURGIA

ANCCEM ITALIAN SPRING MANUFACTURERS ASSOCIATION

CENTRO INOX

UDIB ITALIAN UNION OF FASTENERS DISTRIBUTORS

SAWA SOUTH AFRICAN WIRE ASSOCIATION

NETZWERKDRAHT E.V.