616 SA-437 B4B Round Bar

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616 SA-437 B4B Round Bar



Melt Practice: Arc furnace refined with AOD or similar techniques Subsequent remelting by ESR or VAR is permitte


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Delivery status: Hot-Rolled 、Forged 、Q+T 、
Surface: Bright 、
Standard: AMS
Shape: Round, Flat, Square, Hexagon, Plate, Sheet, Other


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Melt Practice: Arc furnace refined with AOD or similar techniques. Subsequent remelting by ESR or VAR is permitted. 


Heat Treatment: Solution Heat Treatment / Quenching

Chemical Composition:
C 0.20-0.25
Mn 0.50-1.00
Si 0.20-0.50
P 0.025 max
S 0.015 max
Cr 11.00-12.50
Ni 0.50-1.00
Mo 0.90-1.25
V 0.20-0.30
W 0.90-1.25
Sn 0.02 max
Al 0.025 max
Cu 0.15 max
Nb 0.05 max
Co 0.20 max
Ti 0.025 max
N Inf.

616 SA-437 B4B Round Bar Range of products
Product type Products Dimension Processes
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded
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