S355JR Flat Steel
Flat bars are a flat, rectangular section with square edges varying in sizes.
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Product introduction

Flat bars are a flat, rectangular section with square edges varying in sizes. This cost-effective steel product is suitable for a wide variety of applications and is distributed into the construction, engineering, manufacturing, mining, grating, fabrication and many other industries.

What is the thickness of steel flat bar?

Flat bars are available in a range of options. Typically, the range between 12 - 100 mm with a thickness of 2 mm, 2.5 mm, 2.7mm, and 3 mm and a length of 6 m.

Product nameSteel Flat Bar
Material

Q235B/Q355B/Q420B of GB standard;S235JR/S355JR/S355JO/S355J2 of EN standard;

SS400/SS540 of JIS standard;A36, A572 gr.50/60 of ASTM

TypeRound,square,hexagonal,flat,angle
SurfacePickled,Black,Bright,Polishing,Blasting,etc
SpecificationRound barDiameter: 3mm~800mm
Angle barSize: 3mm*20mm*20mm~12mm*100mm*100mm
Square barSize: 4mm*4mm~100mm*100mm
Flat barThickness: 2mm~100mm
Width: 10mm~500mm
HexagonalSize: 2mm~100mm
Quality testwe can offer MTC (mill test certificate)
MOQ500 kilograms
Payment termsL/C T/T (30%DEPOSIT)
Stock or notenough stock
PackingBundled,wooden box for export standard package
Delivery time7-15 dyas,or according to the order quantity or upon negotiation


Performance characteristics

Product surface is smooth, no steel slag and burr.

The product size is controllable and can be adjusted according to customer requirements.

Good mechanical properties, with good weldability and formability.

Strong corrosion resistance, effective resistance to air, water and chemicals, suitable for harsh environments.

Can provide quality inspection certificate, and the company has ISO, CE, SGS multiple product certification.


Technical data

GRADELevelchemical composition,%Deoxygenation method
CMnSiSP
Q235AO.14~O.22O.30~O.65l0.300.050O.045F、b、Z
BO.12~0.200.30~O.701O.045
C≤0.080.35~O.800.0400.040Z
D≤0.170.0350.035TZ

TrademarkQuality LevelChemical composition a.b (mass fraction)%
CSiMnPSNbVTiCrNiCuNMoBAla
Q345A≤0.20≤0.50≤1.700.0350.0350.070.150.200.300.500.300.0120.10
B0.0350.035
C0.0300.0300.015
D≤0.180.0300.025
E0.0250.020

TrademarkChemical composition (weight percent)
Chemicai composition(WT%)
(C)(Mn)(Ni)(Si)(P)(S)(Cr)(Cu)
16Mn0.13~0.191.20~1.60≤0.300.20~0.60≤0.030≤0.030≤0.30≤0.25

Product Show

Factory appearance and appearance

With strong financial strength, we have set up large factories and warehouses in more than 10 cities across the country, with a stock of more than 100000 tons, saving customers procurement time, ensuring customers' production cycle and product quality, and being the quality partner of end customers.

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Product packaging appearance

1.  Samples may be provided by the seller and freight borne by the buyer.
2.  We have full stock,and can deliver within short time.  Many styles for your choices.
3.  Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.
4.  All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
5.  We have many years of experience in manufacturing and selling steel and we cherish every order from our honor.

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Customer Visit Feedback

With 15 years of experience in R&D and production of high-quality steel, we have been selected as one of China's top 500 enterprises for 15 consecutive years. With strong financial strength, we have set up large factories and warehouses in more than 10 cities across the country, with a stock of more than 100000 tons

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Application

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