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China Gr. 8.8 Round Bars / SAE 5140 40cr Cold Drawn Q&T Steel Round Bar

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Min. Order / Reference FOB Price
5 Ton	US $700.00/ Ton

Local Area:	Laiwu, Shandong, China
R&D Capacity:	OEM, ODM, Other
Payment Terms:	LC, T/T, D/P, PayPal, WesternUnion

Type:	Alloy Steel Bar
Application:	Structural Steel Bar, Tool Steel Bar, Die Steel Bar
Alloy:	Alloy

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Product Description

Gr.8.8 round bars / SAE 5140 40Cr cold drawn Q&T steel round bar
Gr.8.8 round bars / SAE 5140 40Cr cold drawn Q&T steel round bar1.Chemical composition:ElementContent(%)Iron,Fe97.395-98.07Manganese,Mn0.700-0.900Chromium,Cr0.700-0.900Carbon,C0.380-0.430Silicon,Si0.150-0.300Sulfur,S≤0.0400Phosphorous,P≤0.0350
2.Mechanical property of Gr.8.8TensilestrengthYiledstrengthElongationReductionareaMinMinMinMin83064012%50%
3.Equivalent grade to SAE 5140ASTMJISDINBSNF5140SCr44041Cr4(1.7035)530A4042C4
4.Gr.8.8 Steel properties
DescriptionMechanicalProperties(mm)SizerangeMin.Yield
StrengthMin.Tensile
strength(MPa)(MPa)Class8.8Mediumcarbonsteel,
quenchedandtemperedAllSizesbelow16mm64080016mm-72mm660830Class10.9Alloysteel,
quenchedandtempered10mm-72mm9401040Class12.9Alloysteel,
quenchedandtempered10mm-72mm11001220
5.Delivery condition and sizes we can offer:
Hot rolled :16mm to 300mm
Cold Drawn:6mm to 100mm
Q&T (Quenched&Tempered): 6mm to 300mm6.MOQ:3tons7.Delivery time : 7-30 days upon to your order details.