1.4938 / X12CrNiMoV12-3 Turbine Blade Flat bar
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Martensitic Creep-resisting Steel 1.4938 Round bar, flat bar, ESR Ingot X12CrNiMoV12 Turbine Blade Steel manufacturing

TECHNICAL DATA SHEET - X12CrNiMoV12-3 & DIN 1.4938

Stock Available - Round bar Dia. 40 ~ 210mm, Flat bar, ESR ingot

MATERIAL SPECIFICATIONS - DIN EN 10302, 10095, EN 10088-1

Raw Material Stock Available

Custom 450 / GD450 / XM-25 (S45000), 403 ESR, AISI 616 / 422 ESR, B50A365 / 403Cb+

17-4PH / 630, M-152 / 1.4938 / S151D, FV520B / S143 / 1.4594. X22CrMoV12-1, AISI 690 / Refractaloy 26
AISI 615 / S41800, PH13-8 /XM-13 / S13800, 15-5PH / XM-12 (S15500), A-286 AISI 660 / S66286
10705BU, 10705MBU, 10705AJ, S132, S131, S111, S159, S154

TYPICAL CHEMICAL COMPOSITIONS (mass weight %)
Carbon, C (％): 0.08 ~ 0.15
Silicon, Si (％): ≤ 0.50
Manganese, Mn (％): 0.40 ~ 0.90
Phosphorus, P (％) ≤: 0.025
Sulfur, S (％) ≤: 0.015

Chromium, Cr (％): 11.0 ~ 12.5

Nickel, Ni (％): 2.00 ~ 3.00
Molybdenum, Mo (％): 1.50 ~ 2.00

Nitrogen, N (%): 0.02 ~ 0.04

Aluminum, Al (%): -

Vanadium, V (％): 0.25 ~ 0.40

Martensitic steel - Chromium content is 7～13%, which holds superior high temperature strength, inoxidizability and moisture corrosive resistance,but weldability is not good. 4Cr9Si2, 4Cr10Si2Mo are used to make the vent valves of internal combustion engine, also belong to Martensitic steel.

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