4Cr13

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11-May-2024

steel round bar is a kind of Stainless steel bar,and it is widely used in large-sized mirror plastic mould, precision plastic mold, such as car accessories, home appliances, electronic equipment plastic mould and so on.
features for its high strength and hardness, good weldability, toughness, machinability, Excellent thermal cracking ability, product can be water-cooled.

steel round bar Common size:
Common diameter for hot rolled steel bar: 8mm to 85mm
Common diameter for forged steel bar: 80mm to 1200mm

Package: standard seaworthy packing or as customer required

Tolerance for the steel bar:
Diameter tolerance: 0~3mm， Length tolerance：0~20mm,
straightness: 3mm/1000mm

Delivery condition for steel bar:
Hot forged +Normalized+rough turned Q/T:Quench+ Temper Annealing

EAF ARC FURNACE + LF REFINING+ VD + FORGING (DOUBLE) + FIXED LENGTH + SEP1921C/c TESTING

Chemical composition of

Grade	C	Si	Mn	P	S	Cr	Ni
	0.36～0.45	≤0.60	≤0.80	≤0.030	≤0.035	12.00～14.00	≤0.60

Mechanical property of

hardness value under different treatment			Grade
anneal treatment	impression diameter	quench	Grade
240～197HB	≥3.8mm	≥50HRC

steel round bar Application: steel round bar can be used for cutting tool, nozzle valve bearings, medical equipment, spring.

KUNFENG Co.,ltd is professional in steel bar. We are a large stockist of steel bar in China. We have almost 750 ton steel bar of in stock. The stock size ranges from Φ80-700. The common length for steel bar is3000mm to 7000mm. And the price is competitive. If your size can be picked in our warehouse, we can transport the product to the loading port in 3 days. So please be free to contact us if you require steel bar.