AISI 422
2026-04-03 07:19:00   Origin：   Remark：0 Click：

TECHNICAL DATA SHEET - AISI 422

Material category: martensitic stainless steel
Steel type: 0.20C - 12Cr - 1.0Mo - 1.0W - 0.25V blade steel

Stock available: diam. 20 ~ 220 mm, flat bar, ESR ingot
HS code for Customs: 72221900 / 72223000
Typical chemical compositions (mass fraction %)
Carbon, C (％):  0.20 ~ 0.25
Silicon, Si (％): ≤ 0.50
Manganese, Mn (％): 0.50 ~ 1.00
Phosphorus, P (％)≤:  0.025
Sulfur, S (％)≤: 0.015
Chromium, Cr (％): 11.0 ~ 12.5
Nickel, Ni (％): 0.50 ~ 1.00
Molybdenum, Mo (％): 0.90 ~ 1.25
Tungsten, W (％): 0.90 ~ 1.25
Vanadium, V (%):  0.20 ~ 0.30

MECHANICAL PROPERTY UNDER ROOM TEMP.
Form: bar,forge piece
Condition:  Tempering (620℃) min.
Tensile strength, σb / MPa: 965
Yield strength, σ0.2 / MPa: 760
Elongation, δ (％): 13.0
Reduction of area, ф (％): 30.0
Hardness | HRB: 285 ~ 352
Form: bar,forge piece
Condition:  Tempering (675℃) min.
Tensile strength, σb / MPa:  825
Yield strength, σ0.2 / MPa:  585
Elongation, δ (％): 17.0
Reduction of area, ф (％): 35.0
Hardness | HRB:  ≤ 30 HRC

PRODUCTS SERVICE AND PROFILES
LonghaiSteel Co.,Ltd has advanced production equipments and a team of professional design staffs, strict implementation of ISO9001 quality management system
Specialized in high quality steel and best service for our esteemed customers from all over the world.
We produce and supply steel products with following specifications
Round bar / rod / disc (diameter): 6.0 to 900 mm
Pipes & Tubings: OD30 ~ 1000mm, with wall thickness ranging from 20 to 350 mm.
Finished goods condition: hot forging/rolling + annealing/normalizing + quenching + tempering.
Any other conditions based on the customer's requirement
Surface conditions: scaled (hot working finished)/ground/rough machining/fine machining based on the customer's special requirements.
Furnaces for metallurgical processing: EAF + LF +  VD / BEF +  AOD / ESR / Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfection or based on the customer's requirement.                                       
Excellent service for all kinds of industries with advantages of technologies, equipment and price strategy.
Jiangyou Longhai Special Steel Co.,Ltd
ISO 9001-2015 Certified
Raw material stock available
Custom 450 / XM-25 / S45000, 403 ESR, AISI 616 / 422 ESR, B50A365 / 403Cb+
17-4PH / 630, M-152 / 1.4938 / S151 / S159, S111, FV520B / S143 / 1.4594
X8CrMnN18-18, X40MnCrN19, X40MnCr18, X55MnCrN18-4
13Х11Н2B2MФ / AE961W, 11Х11Н2B2MФ / 16Х11Н2B2MФ
15-5PH / XM-12 (S15500), A-286 AISI 660 / S66286
10705BU, 10705MBU, 10705AJ