→50kN steel wire stress corrosion relaxation testing machine is used in 1000h stress relaxation test for steel wire, high strength hard steel wire, middle strength steel wire, concrete steel wire.
→50kN steel wire stress corrosion measurement and control software comply with ASTM, ISO, EN, GJB, JIS, DIN, BS, GB, GOST, CNS, NBR, IEC, AS, etc.