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F71
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Description F71 Inventory, Round bar F71 Specifications, Suppliers F71 Stocklist, Properties Bar Forging Ex-stock & Plate Heat treatment Machined, Rod Exporters Ex-stock Sale - Technical standards - ASTM A182 - 2018.or by agreement.100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL DATASHEET - ASTM A182 Grade F71

Material Technical Standards - ASTM A182 - 2018
Steel Material Type - 27Cr-8.0Ni-1.0Mo-2.3W Ferritic - Austenitic Stainless steel
Customs HS Code - 72221100 / 72221900
Stocklist & Inventory - Diameter 100 / 120mm
Chemical Composition ( Mass Weight % )
C (%):     ≤ 0.030
Si (%):     ≤ 0.50
Mn (%):   ≤ 1.10
P (%)≤:   0.030
S (%)≤:   0.010
Cr (%):    27.0 ~ 27.9
Ni (%):    7.00 ~ 8.20
Mo (%):   0.80 ~ 1.20
N (%):     0.30 ~ 0.40 
W (%):    2.10 ~ 2.50
MECHANICAL PROPERTY UNDER ROOM TEMP.
Forms: Round bar, flat bar, forgings and plate
Tensile strength, σb/≥ MPa: 700
Yield strength, σ0.2/MPa: 500
Elongation, δ ≥(%): 15.0
Reduction of area, ф ≥ (%): -
Hardness via heat treatment /HBW: 321 max.
HEAT TREATMENT PRACTICE
Condition: solution annealing 1050 ~ 1150 Deg. C (+AT)
Cooling medium: water or oil cooling
Tempering temperature: -
MELTING & AVAILABLE DIMENSIONS
The alloy is usually produced by BEF & BEF + AOD & EAF + VD + LF, followed by electroslag refining (ESR or 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 / Wire rod (Diameter): 5.5mm ~ 450mm
Square bar / Flat bar: 10mm to 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T10 ~ 300mm X W60 ~ 1000mm X L1000 ~ 3500mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
If you meet further on any technical inquiry or help, pleased to E-mail our resident team of qualified production engineers, Email: sales@ccsteels.com.

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