S42226 & 422Cb Martensitic Steels
2022-11-24 11:45:41   Origin：   Remark：0 Click：

RAW MATERIAL SPECIFICATIONS - Grade UNS S42226 & 422Cb

OFFICIAL TEST CERTIFICATE - issued by TUV - SGS -  BV
MATERIAL CATEGORY - High temperature martensitic alloy steel
MATERIAL SPECIFICATIONS - ASTM A565 -05a
SPECIAL MELTING PROCESS - EAF + VD / AOD / +ESR
HS Code For Customs - 72221100 / 72221900 / 72222000
CHEMICAL COMPOSITION (mass weight %)
Carbon, C (％):  0.15 ~ 0.20
Silicon, Si (％):  0.20 ~ 0.60
Manganese, Mn (％):  0.50 ~ 0.90
Phosphorus, P (％)≤:  0.020
Sulfur, S (％)≤:  0.010
Chromium, Cr (％):  10.0 ~ 11.5
Nickel, Ni (％):  0.30 ~ 0.60
Molybdenum, Mo (％):  0.80 ~ 1.10
Niobium, Nb (％):  0.35 ~ 0.55
Nitrogen, N (%):  0.04 ~ 0.08
Aluminum, Al (%): ≤ 0.05
MECHANICAL PROPERTIES UNDER DIFFERENT HEAT TREATMENT CYCLE
Condition of heat treatment: HT 996℃ ~ 1065 ℃ air or oil cooled, ≥640℃ X 2h, tempered
Tensile strength, TS, σb ≥/MPa:  970
Yield strength, YS, σ0.2 ≥/MPa: 690
Elongation, EL, δ ≥(％):  15.0
Reduction of area, RA, ф ≥(％):  45.0
Hardness | HR:  321 max.
PROFILE & AVAILABLE DIMENSIONS
Round bar / Wire rod (Diameter): 5.5mm to 800mm
Square bar / Flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 ~ 400mm X W100 ~ 1200mm X L1000 ~ 4000mm 
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry or help, pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.