Китайский поставщик AISI 4030 горячекатаная арматура из легированной стали круглая штанга кованая отожженная

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Характеристики


 


Product Description


 




steel round bar


Alloy steel AISI 4340 Forged Round Bar


  AISI 4340 Alloy Steel Used for manufacture big sized important Quenched-and-Tempered parts which request good toughness and high strength. Such as top load shaft in heavy-duty machinery and steam turbine shaft, vane, and heavy-load transmission parts, fastening piece, crankshaft, gears etc. With diameter is biger than 250mm. 

Chemical composition:


























C



Si



Mn



P



S



Cr



Ni



Mo



 
0.38/0.43



 
0.15/0.35



 
0.60/0.80



 
≤0.035



 
≤0.040



 
0.7/0.9



 
1.65/2.0



 
0.2/0.3




 



























Equivalent Grades:



SAE



4340



JIS



SNCM439



 



Greman W.Stoff No.



1.6582



GB



40CrNiMoA



 



BS



816M40



EN



24



 






































































ITEM



DESCRIPTION



Product   



Steel Round Bar



Standard



GB ASTM, JIS, SUS, DIN, EN etc.



Material



Alloy Steel, AISI4140 Steel Bar /1.7225/42CrMo4/SCM440



Surface processing



You can Galvanized,coated,or as your request.



Diameter



130mm-1000mm(optional)



Length



1m - 12m , or according to your requests.



Product Category 



Metallurgy, Mineral & Energy



Technique 



Hot rolled


(According to customer's requirement of Chemical Composition,Physical Properties and Mechanical Testing )



Usage



Mechanical & Manufacture, Steel strcuture, Shipbuilding, Bridging, Automobile Chassis



Main market



Middle East, Africa, Asia and some Uropean country, America, Australia, etc.



Another Name



Rebar Steel/steel round/rod bar



Payment



30% advance by T/T,Balance pay before the shipment by T/T



Stock



Ready in stocks



Place of origin



Tianjin, China



Delivery Time



30-60 days 



 


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FAQ


 


 1.Q: How many days of your delivery?


   A:  The general delivery is 30~50 days according to your quantity.


 


2.Q: What's your main market?


   A: We mainly export to Middle East and South Eastern Asia. And this year our products enter into South America.


 


3.Q :Are you factory/Supplier?


    A:Yeah, we are.


 


 


4.Q :What is the delivery time?


   A: If we have stock, we can send goods within 20days. If not, we will delivery goods within 30-45days


 


5.Q: What is your main payment itme?


   A: T/T(mostly) and L/C




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