2520 dadeɛ a ɛnyɛ den yɛ dadeɛ a ɛnyɛ den a ɛyɛ -chromium-nickel austenitic ɔhyew-a ɛko tia. Nneɛma a wɔde kyerɛw nsɛm no te sɛ nea edidi so yi:
- Chinafoɔ din: Na din dedaw no yɛ 0Cr25Ni20, na din foforɔ no yɛ 06Cr25Ni20 (Chinafoɔ akontabuo koodu a wɔaka abom: S31008)
- Amerikafoɔ din: 310S
- Amanaman ntam gyinapɛn foforɔ: Europa gyinapɛn yɛ 1.4845, na Korea gyinapɛn yɛ STS310S
Nnuru a ɛwɔ saa ade yi mu no yɛ nea chromium a ɛdɔɔso (24.00–26.00%) ne nickel a ɛdɔɔso (19.00–22.00%), a carbon a ɛwɔ mu no nnu anaasɛ ɛne 0.08% yɛ pɛ. Ɛda oxidation a ɛko tia yiye, corrosion a ɛko tia ne ɔhyew a ɛkorɔn-ɔhyew adi. Ne hyew a ɛkɔ so yɛ adwuma no betumi adu digrii 1150 , na ɔhyew a ɛko tia kɛse no betumi adu digrii 1200–1250 . Ne honam fam density bɛyɛ 7.98–8.0 g/cm3, na ne mfiridwuma su ahorow bi ne tensile ahoɔden a ɛboro anaasɛ ɛyɛ pɛ 520 MPa, yield ahoɔden Kɛse anaasɛ ɛne 205 MPa yɛ pɛ, ne elongation Kɛse anaasɛ ɛne 40% yɛ pɛ.
2520 stainless steel na wɔde di dwuma kɛse wɔ fononoo nsukorade a ɛko tia ɔhyew a ɛkɔ soro, ɔhyew sesa, petrochemical pipelines, mfiri afã horow ne asraafo nneɛma, ne nea ɛkeka ho.
