X40MnCr18
2026-02-07 17:05:00 Origin： Remark：0 Click：
X40MnCr18 (EN 1.3817) is defined as 18% Mn - 4.0% Cr base Non-magnetic steel, 1040 ℃ solution treated, hot forged & rolled, cold drawn productive technique
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
TECHNICAL DATA SHEET - X40MnCr18
Material category: valve steel austenitic non-magnetic series
Technical specifications: DIN EN 10090 (1998), DIN 17480 (1992)
Stock & inventory: round bar diam. 50 ~ 200 mm, ESR ingot
Typical chemical compositions (mass weight %)
Carbon, C (％): 0.30 ～ 0.50
Silicon, Si (％): ≤ 1.00
Manganese, Mn (％): 17.0 ～ 19.0
Phosphorus, P (％): ≤ 0.060
Sulfur, S (％): ≤ 0.030
Chromium, Cr (％): 3.00 ～ 5.00
Nickel, Ni (％): ≤ 1.00
Molybdenum, Mo (％): -
Nitrogen, N (％): ≤ 0.10
Silicon, Si (％): ≤ 1.00
Manganese, Mn (％): 17.0 ～ 19.0
Phosphorus, P (％): ≤ 0.060
Sulfur, S (％): ≤ 0.030
Chromium, Cr (％): 3.00 ～ 5.00
Nickel, Ni (％): ≤ 1.00
Molybdenum, Mo (％): -
Nitrogen, N (％): ≤ 0.10
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Hot forming temperature /℃: 1150～950
Heat treatment temperature and cooling method | annealed: -
Heat treatment temperature and cooling method | quenched: 1000～1100 oil/water
Heat treatment temperature and cooling method | tempered: -
Mechanical property | Rm / MPa: 750～950
Mechanical property | Rp0.2 ≥ / MPa: 280
Mechanical property | A5 ≥ (％): 35.0
Mechanical property | Z ≥ (％): 40.0
Hot forming temperature /℃: 1150～950
Heat treatment temperature and cooling method | annealed: -
Heat treatment temperature and cooling method | quenched: 1000～1100 oil/water
Heat treatment temperature and cooling method | tempered: -
Mechanical property | Rm / MPa: 750～950
Mechanical property | Rp0.2 ≥ / MPa: 280
Mechanical property | A5 ≥ (％): 35.0
Mechanical property | Z ≥ (％): 40.0
REMELTING PROCESS
Valve steel is generally smelt in electric arc furnace or induction furnace. For higher quality,it should be smelt via technology of vacuum refining and external refining.
PROFILES & DIMENSIONS
Round bar / rod / disc (diameter): 6.0 ~ 900 mm
Square bar / flat bar: 10 ~ 600 mm
Length: random length or based on the customer's special requirement.
Round bar / rod / disc (diameter): 6.0 ~ 900 mm
Square bar / flat bar: 10 ~ 600 mm
Length: random length or based on the customer's special requirement.
Heavy / middle plate via hot rolled: T7 ~ 300 X W20 ~ 1000 X L mm
TECHNICAL SALES ASSISTANCE
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com
Hot search：X40MnCr18
Total list
Monthly rank
- 22X5CrNiCuNb17-4
- 14Magnadur 601
- 132Cr25N
- 12FV535
- 121.4945
- 12ASTM A565 type 616HT
- 1110705BA
- 11F71
- 11AMS 5678
- 1018Mn18Cr