4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar

Shop 4140 Alloy Round Bar and 200mm Big Diameter Carbon Steel Round Bar direct from our factory. High-quality industrial materials at competitive prices.
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Product Description

*Product Description                                                                                                                              
 
Product NameHot Rolled Q235 Q345 MS Mild Steel Rod Carbon Steel Round Bar
GradesQ235 Q345
SurfaceBlack,Polish,Oiled
TechniqueHot rolled
Delivery ConditionBlack Surface,Rough machined or as required
Test100% Ultrasonic test
ProcessEAF + LF + VD + Forged + Heat Treatment 
DimensionDiameter : 16mm - 250mm
Length : 4000-15000mm or cut to length
Application1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, space, building and decoration, etc.
2): Can be made into mould template, mortise pin, column
3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear...
4): This kind of steel is the most common blanks and materials of shaft parts. Its die welding material model is CMC-E45.
InspectionMill Test Certificate is supplied with shipment,SGS inspection is accepted if needed
PackageStandard export seaworthy package or as required.
PortTianjin Port or Customer designated port of destination
Delivery Time5-15 days,according to customers' grades,dimension and quantities
4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar

Commen steel round bar category,grade,sizes and standard:
CategoryGradesSizesStandard
Carbon structure steelQ195, Q215, Q235, Q27516mm-250mmGB/T700-2006
Low alloy high strength structure steelQ295, Q345, Q390, Q420, Q46016mm-250mmGB/T1591-2008
Prime Carbon structure steel10#, 20#, 35#, 45#, 60#, 20Mn, 65Mn, B2, B3, JM20, SH45,S45C, C4516mm-250mmGB/T699-1999
Alloy structure steel30Mn2, 40Mn2, 27SiMn, 42Crmo, 20Cr,40Cr,20CrMo, 35CrMo, 20CrMnTi, 30CrMnTi, 20MnVB, 20MnTiB, 45MnV, 20CrNiMo, Q345B, 35MnBM,40MnB,36Mn2V16mm-250mmGB/T3077-1999
Spring Steel65Mn, 60Si2Mn, 50CrVA16mm-250mmGB/T1222-84
Bearing SteelGCr15, GCr15GD,55SiMoV16mm-250mmGB/T18254-2002
Structural steels subject to end-quench hardenability requirements20CrMnTi, 30CrMnTi, 20Cr, 40Cr, 30CrMo, 42CrMoA, 27SiMn, 40Mn2H, 20CrNiMo, 40Mn2, q345b,35MnBM, 40MnB,45MnV.16mm-250mmGB/T5216-2004
Oil wells structural steel37Mn5, 36Mn2V16mm-250mmQ/LYS248-2007
Marine anchor chain steelCM490, CM690, M30Mn216mm-250mm YB/T66-1987
GB/T18669-2002

*Detailed Images                                                                                                       

4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar

*Processing Service                                                                                                 
     
     
Our company can provide round bar processing service,cutting to length as needs,machining to threaded rod
etc,we can do any processing service according to customers' requirments.

4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar
Steel Rod Threaded Rod Process
First:doing heat treatment Q+T for hot rolled round bars to make sure the rods to reach the hardness as required.
Second:doing UT to test the rods after heat treatment.
Third:making turning for the rods by machining.
Forth:making thread on the bright smooth rods.
Fifth:making the nuts match the thread rods.
4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar

*Packing&Shipping                                                                                                    
   
Packing1. by bundles, each bundle weight under 3 tons, for small outer diameter round bar,each bundle with 4 - 8 steel strips. 
2. 20 feet container contains dimension,  length under 6000mm
3. 40 feet container contains dimension,  length under 12000mm
4.  By bulk vessel,  Freight charge is low by bulk cargo, and large heavy sizes can not be,  loaded into containers can shipping by bulk cargo

*Company Profile                                                                                                      

4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar
Tianjin Emerson Commercial and Trade Co.,Ltd located in Tianjin,China,holding large stock of steel coils and
steel pipe,hollowbar,provide all kinds of steel products with super fast delivery time.Specialized in OEM Custom
Fabrication Service,Flame Cutting,Laser Cutting,Water Cutting Service.Supply steel products bending service,
steel heat treatment,steel machining service,steelwelding service and sheet metal fabrication,and other fabrication
service;also provide steel structure fabricationservice,scaffolding,formwork and steel metal building material
with short delivery time.
 
*Other Products                                                                                                         

We also provice steel coil,steel pipe,steel round bar,square bar,square tube,checker plate,galvanized coil,
angle bar,H beam etc steel product,please feel free to contact us if you have any requirments.

4140 Alloy Round Bar 200mm Big Diameter Carbon Steel Round Bar

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