Round Bar, buy Different diameters AISI 4140 alloy steel round bar on China Suppliers Mobile

Product Details

Product Description

Grades	Q195、Q235、10#、20#、35#、45#、Q215、Q345、12Cr1Mov、15CrMo、304、316、20Cr、40Cr、20CrMo、35CrMo、42CrMo、40CrNiMo、GCr15、65Mn、50Mn、50Cr、3Cr2W8V、20CrMnTi、5CrMnMo
Surface	Black,Polish,Oiled
Technique	Hot rolled
Delivery Condition	Black Surface,Rough machined or as required
Test	100% Ultrasonic test
Process	EAF + LF + VD + Forged + Heat Treatment
Dimension	Diameter : 5mm - 250mm
Dimension		Length : 6000-12000mm or cut to length
Application	1): 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.
Inspection	Mill Test Certificate is supplied with shipment,SGS inspection is accepted if needed
Package	Standard export seaworthy package or as required.
Port	Tianjin Port or Customer designated port of destination
Delivery Time	5-15 days,according to customers' grades,dimension and quantities

Steel round bar category, material, common steel grade, size and standards as below, can meet your different needs.

Category	Grades	Sizes	Standard
Carbon structure steel	Q195, Q215, Q235, Q275	16-250mm	GB/T700-2006
Low alloy high strength structure steel	Q295, Q345, Q390, Q420, Q460	16-250mm	GB/T1591-2008
Prime Carbon structure steel	10#,20#,45#, 60#, 20Mn, 65Mn, B2, B3, JM20, SH45,S45C, C45	16-250mm	GB/T699-1999
Alloy structure steel	30Mn2,40Mn2,27SiMn,42Crmo,20Cr,40Cr,20CrMo,35CrMo, 20CrMnTi, 30CrMnTi,20MnVB 20MnTiB,20CrNiMo,Q345B, 35MnBM,40MnB,36Mn2V,45MnV	16-250mm	GB/T3077-1999
Spring Steel	65Mn, 60Si2Mn, 50CrVA	16-250mm	GB/T1222-84
Bearing Steel	GCr15, GCr15GD,55SiMoV	16-250mm	GB/T18254-2002
Structural steels subject to end-quench hardenability requirements	20CrMnTi, 30CrMnTi, 20Cr,40Cr, 30CrMo,42CrMoA,27SiMn,40Mn2H,20CrNiMo,40Mn2,q345b,35MnBM,40MnB,45MnV	16-250mm	GB/T5216-2004

Details Images

Production Process

We can provide steel round bar's customized product service,steel round bar can be cutting,forging and processing to any sizes according to your needs.

Steel Rod Threaded Rod Process：
First:doing geat 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

Package&Delivery

1.By bundles,each bundle weight under 3 tons,for small outer diameter round bar,each bundles 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 loaded into containers can shipping by bulk cargo.

Company Profile

Tianjin Emerson Commercial and Trade Co.,Ltd mainly provides steel plate, steel sheet, steel pipe,seamless steel pipe and tube, round bars and steel section, and doing steel products processing service: steel plate and sheet processing service. Tianjin Emerson Commercial and Trade Co.,Ltd has large stocks for the carbon steel and low alloy steel plates and sheets,also can provide the special material and large size steel plates, boiler and pressure vessel steel plate, marine steel plate, hot rolled steel plate for new production. Tianjin Emerson Commercial and Trade Co.,Ltd can provide good service for customer, good quality products, fast delivery, and after-sale service, Tianjin Emerson hopes to build good cooperation with everyone interested.

Other Products

Our factory can provide different steel product, has large stock steel coil,steel plate,steel pipe and steel round bar, also can provide new production and steel processing service.

Steel product that we can supply: Hot rolled steel coil and sheet,cold rolled steel coil and sheet, galvanized steel coil and sheet,galvalume steel coil and sheet,stainless steel coil and sheet,checkered steel coil and sheet,color coated steel coil and sheet,Erw steel pipe,spiral steel pipe,seamless steel pipe,galvanized steel pipe,square and rectangular steel pipe,hot rolled steel bar,forged steel bar, stainless steel bar,sheet metal fabrication ,steel structure processing service.

FAQ

1. who are we?
Tianjin Emerson Commercial And Trade Co.,Ltd located in Tianjin, China, start from 2013, product steel material and steel processing service.

2. how can we guarantee quality?
We can provide pre-production sample before mass production;
We can do final Inspection before shipment according to customer needs.

3.what can you buy from us?
Steel coil, steel plate, steel pipe, steel bar, sheet metal fabrication, beam, channel etc

4. why should you buy from us not from other suppliers?
Mainly provide steel plate, steel sheet, steel pipe,seamless steel pipe and tube, round bars and steel section, providing steel products fabrication service: cutting,welding, drilling holes, processing on lathe and grinding machine, round bar turn and peel

5. what services can we provide?
Price Term: FOB, CFR, CIF, EXW, DDP
Payment Term: T/T (30 advance), L/C at sight