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40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340

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40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340

40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340
40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340 40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340

Large Image :  40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340

Product Details:
Place of Origin: China
Brand Name: Chongqing Steel
Certification: MTC SGS ISO
Model Number: 40CrnimoA
Payment & Shipping Terms:
Minimum Order Quantity: 5 tons
Price: 1260 USD/Ton
Packaging Details: Export Packing
Delivery Time: 7 days
Payment Terms: L/C, T/T, Western Union
Supply Ability: 500 Tons Per Month

40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340

Description
OD: 6-300mm Length: 1-12m
Surface: Black And Bright Type: Hot Rolled
High Light:

forged steel round bar

,

bright steel round bar

alloy structural steel:40CrNiMoA AISI4340 36CrNiMo4, 1.6510
standard:GB/T 3077-1988
Chemical composition:
C :0.37--0.44
Si:0.17--0.37
Mn:0.50--0.80
S :allow remains content<=0.025
P : allow remains content<=0.025
Cr:0.60--0.90
Ni:1.25--1.65
Cu:allow remains content<=0.025
Mo:0.15--0.25
mechanical properties:
tensile strength b (MPa):>=980(100)
yield strength (MPa):>=835(85)
extensibility (%):>=12
reduction of area (%):>=55
ballistic work Akv (J):>=78
notched bar impact strength kv (J/cm2):>=98(10)
rigidity :<=269HB
specimen size:specimen size of rough 25mm
heat treatment regime and metallurgical structure:
heat treatment regime :quenching 850,oil cooling :backfire 600,water cooling ,oil cooling,
deliver position :heat treatment(normalizing,annealing or high-temperature backfire)or no heat treatment,this should be shown on the contract.

40CrNiMoA| GB/T 3077 40CrNiMoA Alloy Steel Plate

 

Specification in 40CrNiMoA

Thickness: 8MM to 250 MM,

Width: 1500mm to 4050mm,

Length: 3000mm to 15000mm

Gangsteel is specialized in supplying Alloy steel plate in 40CrNiMoA. For more information of 40CrNiMoA steel plates, please check them in following:

 

40CrNiMoA Chemical Composition
Grade The Element Max (%)
C Si Mn P S
40CrNiMoA 0.37~0.44 0.17~0.37 0.50~0.80 0.025 0.025
         
         

 

Grade   40CrNiMoA Mechanical Property
Thickness Yield Tensile HB
40CrNiMoA mm Min Mpa Mpa HB
6-50 835 980  
50-200 835 980  

 

For more information about GB/T 3077 Alloy steel plate, please clicking Mill Technical Information

 

If GB/T 3077 40CrNiMoA covers the following issues of hot rolled and forging alloy steel: the dimension, shape, weight, tolerance, engineering specification, test method, inspection rules, packaging, marking, and quality certificates.

 

The standard applies to alloy structural steel bar 250mm maximum diameter or thickness. After consultation between the two sides of supply and demand, bar stock of diameter greater than 250 mm can also be provided

 

The chemical compositions of steel grades specified in the standard also apply to steel ingot, billet and its productions.

 

40CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340 040CrNiMoA Steel Round Bar , Hot Rolled Alloy Bar 40Crnimoa Data Sheet AISI 4340 1

Contact Details
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED

Contact Person: Gao Ben

Tel: +8618068357371

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