Z50MC18-4 Forgings, Round bar
| Product parameters | |
| Material category:: | Non-magnetic steel |
| Stock & Inventory available:: | ESR ingot, round bar |
| Min. order quantity:: | 500 kg |
| Production lead time:: | Within 30 days after 30% TT in advance. |
Description
Typical applications
High-voltage electrical apparatus, bolts and nuts.
Transformer tank, Generator, Preparation equipments, Electronics.
Chemical compositions (mass fraction %)
C (％): 0.50 ~ 0.60, Si (％): ≤ 1.00, Mn (％): 17.5 ~ 20.0, P (％)≤: 0.040, S (％)≤: 0.030
Cr (％): 4.00 ~ 5.00, Ni (％): ≤ 1.00, Cu (％): ≤ 1.00, N (％): 0.05 ~ 0.12
Hot working, heat treatment and mechanical properties
Hot working temperature: 1150 ~ 950℃
Quenching or solution treatment temperature: 1020 ~ 1120℃
Tensile strength, σb≥ /MPa: 750 ~ 1000
Yield strength, σ0.2 ≥/MPa: 380
Elongation, δ ≥(％): 40.0
Impact, Akv ≥/J: 100 (transversal value)
Hardness under annealed condition: HBW 285 max.
