X55MnCrN18-4 Mn-Cr-N steel
2025-10-10 02:04:00 Origin： Remark：0 Click：
Non-magnetic Mn-Cr-N Steel X55MnCrN18-4 round bar, flat bar 1.3818 ESR ingot stock available, Hot forged, rolled, cold drawn, heat treated
Stock available & Inventory: round bar diam. 20 ~ 200mm, ESR ingot
NON-MAGNETIC ALLOY STEEL - X55MnCrN18-4
MATERIAL CATEGORY: austenitic type 18Mn - 4.5Cr - 0.08N
SPECIAL MELTING PROCESS - BEF / AOD / + ESR
MATERIAL SPECIFICATIONS: DIN SEW 390 (1991)
CHEMICAL COMPOSITIONS (mass weight % )
Carbon, C (％): 0.50 ~ 0.60
Silicon, Si (％): ≤ 1.00
Manganese, Mn (％): 17.5 ~ 20.0
Phosphorus, P (％) ≤: 0.060
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 4.00 ~ 5.00
Silicon, Si (％): ≤ 1.00
Manganese, Mn (％): 17.5 ~ 20.0
Phosphorus, P (％) ≤: 0.060
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 4.00 ~ 5.00
Nickel, Ni (％): ≤ 1.00
Molybdenum, Mo (％): -
Nitrogen, N (％): 0.05 ~ 0.12
Molybdenum, Mo (％): -
Nitrogen, 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, Rm ≥ MPa: 750 ~ 1000
Yield strength, Rp0.2 ≥ MPa: 380
Elongation, A5 ≥ (％): 40.0
Impact, Akv ≥/J: 100 (transversal value)
Yield strength, Rp0.2 ≥ MPa: 380
Elongation, A5 ≥ (％): 40.0
Impact, Akv ≥/J: 100 (transversal value)
TYPICAL APPLICATIONS
High-voltage electrical apparatus, bolts and nuts.
Transformer tank, Generator, Preparation equipments, Electronics.
PROFILE & DIMENSIONS
Round bar / disc (diameter): 10.0 to 800mm
Square bar / flat bar: 10 to 650mm
Length: random length or based on the customer's special requirement.
Round bar / disc (diameter): 10.0 to 800mm
Square bar / flat bar: 10 to 650mm
Length: random length or based on the customer's special requirement.
Heavy / middle plate via hot rolled: T60 ~ 400mm X W100 ~ 1200mm X L1000 ~ 5000mm
Forging piece: stepped shafts, other different shapes based on OEM.
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