38CHN3MFA
2025-03-24 10:47:20   Origin：   Remark：0 Click：

TECHNICAL DATA SHEET - 38CHN3MFA

MATERIAL FORM: round bar, plate, forgings.
MATERIAL TYPE: Alloy Cr-Ni-Mo-V Structural steel
Official Test Certificate Report: issued by TUV - SGS -  BV
CHEMICAL COMPOSITIONS (mass weight - %)
Carbon, C (％): 0.33 ~ 0.40
Manganese, Mn (%): 0.20 ~ 0.50
Silicon, Si (%): 0.17 ~ 0.37
Phosphorus, P (%)) ≤: 0.025
Sulfur, S (%)) ≤: 0.020
Chromium, Cr (％): 1.20 ~ 1.50
Nickel, Ni (％): 3.00 ~ 3.50
Molybdenum, Mo (％): 0.35 ~ 0.45
Others (％): V 0.10 ~ 0.18, Al ≤:  0.015

MECHANICAL PROPERTIES UNDER ROOM TEMP.
Heat treatment: quenching 860 ℃, tempering 610 ~ 630 ℃

Tensile strength, σb ≥ MPa: 785
Yield strength, σ0.2 ≥ MPa: 640
Elongation, δ5 (％) ≥: 15.0
Reduction of area, ф (％) ≥: 42.0
Hardness under QT condition (HBW):  248 ~ 295.

PRODUCT DESCRIPTION
The alloy is usually produced by EAF  / VIM followed by electroslag refining (ESR), Vacuum Arc Melting (VAR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
Round bar / Disc (diameter) 5.5mm to 850mm
Square bar / Flat bar: 10mm to 400mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 400mm X W60 - 1000mm X L1000 - 6000mm
Forging piece: stepped shafts, other different shapes based on OEM.

ADVANTAGE & SUPERIOR SERVICE
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
CNC saw cutting.
Marking by stamping or printing.
Third party inspection service.
Export packing / Export documents.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.

TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email:sales@ccsteels.com.