ASTM 4340 Alloy Steel Flat Bar

1,ASTM 4340 Alloy Steel Flat Bar 2,Thickness:10~90mm 3,Width:60~610mm 4,Length:4m~6m 5,ISO9001 2000

Quick Details:

     Name: ASTM 4340 Alloy Steel Flat Bar

 

      Place of Origin:Liaoning,China    Brand Name:Dongbei Tegang   

 

      Shape:Flat Bar                              Material:Alloy Steel

      Steel Grade:  AISI 4340/GB 40CrNi2Mo

      Size: thickness:10mm~90mm; width: 60mm~610mm;length: 4~6m

     Application:   used for making structural components of high strength such as aircraft engine ,cross beam,undercarrige,pressure vessel,rocket hull,heavy-load torsion shaft,etc.

Chemical composition

C	Si	Mn	Cr	Mo	Ni	Cu
0.37~0.45	0.15~0.35	0.50~0.80	0.60~0.90	0.15~0.25	1.25~1.65	≤0.025

Mechanical Properties:

Tensile Strength: σb (MPa): ≥980(100)

Yield Strength: σs (MPa): ≥835(85)

Elongation: δ5 (%): ≥12  

Reduction of area: ψ (%): ≥55

Akv (J): ≥78

Impact Toughness αkv (J/cm2): ≥98(10)

Hardness: ≤269HB

Packing&Delivery: 

 Packaging details:      According to customer's require or export's standard

 Delivery Time:              In 30days after we receive 30% deposite

 Port:                              Dalian

 MOQ:                            1TON

Standard: 

ASTM	USA	Ameirican Society of Mechanical Engineers
AISI	USA	Acronym of American Iron and Steel Institute
JIS	JP	Japanese Industrial Standards
DIN	GER	Deutsches Institut für Normung e.V.
UNS	USA	Unified Numbering System

Product Advantages:

1, tensile steel round bar2, high strength3, high toughness 

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