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NCF718

Specifications NCF718 Datasheet, NCF718 Chemical, NCF718 Properties forgings bars. Technical specifications - KS D3531 - 2003. From Melting, ESR & VAR technique, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test ASTM
Product parameters
Material Category:: Stainless Steel
Steel Grade: NCF718
Material Technical Standards:: KS
Specification Code:: KS D3531 - 1992/2003
Place of Origin: Korea
INQUIRY
Description
TECHNICAL DATA SHEET - KS D3531 Grade NCF718
TECHNICAL SPECIFICATIONS: KS D3531 - 1992/2003
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS -  BV
MATERIAL CATEGORY - Heat resistant stainless steel & Superalloy
CHEMICAL COMPOSITION (WEIGHT %)
C (%):     ≤ 0.08
Si (%):     ≤ 0.35
Mn (%):   ≤ 0.35
P (%) ≤:   0.015
S (%) ≤:   0.015
Cr (%):    17.0 ~ 21.0
Ni (%):    50.0 ~ 55.0
Cu (%):   ≤ 0.30
Al (%):    0.20 ~ 0.80
Ti (%):    0.65 ~ 1.15
Fe (%):   Remainder
Mo (%):  2.30 ~ 3.30
Nb + Ta (%): 4.75 ~ 5.50
B (%):    ≤ 0.006 
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: Annealing, 925 ~ 1010 Deg. C min. rapid colling, 705 ~ 730 Deg. C, hold 8h, cooled to 610 ~ 630 Deg.C
Tensile strength, σb/ ≥ MPa: 1240
Yield strength, σ0.2/ ≥ MPa: 1035
Elongation, δ (%) ≥: 10.0
Reduction of area, ф (%) ≥: -
Hardness ≤ (HBW): 331 Max.
MELTING PROCESS
The alloy is usually produced by AOD / EAF / VIM, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
AVAILABLE FORMS & DIMENSIONS
Round bar (Diameter): 5.50 ~ 360mm
Wire rod (Diameter): 0.15 ~ 15mm
Flat bar (Thickness X Width): 10 ~ 400 X 15 ~ 600mm
Length: random length, fixed length or based on the customer's special requirement.
Form: wire or straightened bar
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry, pleased to EMAIL our resident team of qualified production engineers, Email us: sales@cnlhss.com

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