Alloy Steel AISI 5120 SCr420H

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Loading Port:
Shanghai
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TT OR LC
Min Order Qty:
30 m.t.
Supply Capability:
120000 m.t./month

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Product Description:

AISI 5120 Alloy Steel SCr420H     


Specification 

1, Diameter: 8mm-250mm rounds

                     5mm-9mm rods

2, Length: 2m, 3m, 5.8m, 6m or customized

3, Standard: GB, ASTM, AISI, SAE, DIN, JIS, EN

                     OEM technology - send detailed technical parameters for accurate quotation.

2, Produce Process: smelt iron - EAF smelt billet - ESR smelt billet - 

                                  hot rolled or forged to get the steel round bar and plate

3, Heat Treatment: annealing, normalizing, tempering, quenching

4, Surface Treatment: Black, Polished, Galvanized

5, Quality Assurance: We accept third party inspection for all orders. 

     You can ask testing organizations such as SGS, BV, etc. to test our products before shipping.

Chemical Composition                                                                             

C SiMn Cr S P NiCu
0.18~0.240.17~0.370.50~0.800.70~1.00 0.035 ≤0.035 ≤0.030

 ≤0.030


 

Products Show 

 


Product Overviews 

Description

Carbon Steel Rod/Carbon Steel Bar,carbon steel rod,carbon steel shaft,mild steel bar, Mild steel shaft,ms bar

Material

    ASTM

1005, 1006, 1008, 1010, 1015, 1020, 1025, 1030, 1035,

1040, 1045, 1050, 1055, 1060, 1065, 1070, 1080, 1084,

1016, 1022

     DIN

Ck10, Ck15, Ck22, Ck25, Ck30, Ck35, Ck40,Ck45, Ck50, 30Mn4, 40Mn4

      BS

040A04, 095M15, 045M10, 080A40, 045M10, 080M50

      JIS

S09CK, S9CK, S10C, S15C, S20C, S25C, S30C, S35C, S40C, S45C, S50C, S55C, S58C, SB45,  S30C, S40C, S45C, S53C

Standard

GB/T799, ASTM A29, A108, A321, A575, BS970, DIN1652, JIS G4051

Section shape

Round, square, hexagonal, flat, angle

Surface

Black painted, galvanized

Specifications

Round bar

Diameter: 4mm~1200mm

Angle bar

Size: 3mm*20mm*20mm~12mm*800mm*800mm

Square bar

Size: 4mm*4mm~100mm*100mm

Flat bar

Thickness: 2mm~100mm

Width: 10mm~500mm

Hexagonal

Size: 4mm~800mm

Length

2m, 4m, 5.8m, 6m, 11.8m, 12m or as required.

 

Work Shop 

Alloy Steel AISI 5120 SCr420H 


Company Information 

CNBM International Corporation is the most important trading platform of CNBM group.

Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.

 


FAQ

1, Your advantages?

     professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale

2, Test & Certificate?

      SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem

3,  Factory or Trading Company?

      CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.

4, Payment Terms?

    30% TT as deposit and 70% before delivery.

    Irrevocable L/C at sight.

5, Trading Terms?

    EXW, FOB, CIF, FFR, CNF

6, After-sale Service?

     CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.

     For any problem, please kindly contact us at any your convenient time.

     We'll reply you in our first priority within 24 hours.


Packaging & Delivery

1, Packaging: seaworthy package or as required 

2, Delivery: 35-45 days or based on quantity

 


Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:20 round bars are of several grades
20 round bars may be grade two steel.
Q:What is the tensile strength of round steel bars of diameter 28?
The tensile strength of round steel bars of diameter 28 is 27079.36~33849.2 kg. It is explained as follows: the material of rebar is generally Q235-A carbon structural steel, its yield strength is 235 MPa, tensile strength is 441~550 MPa, and it is 44~55 kg / mm2. The cross-sectional area of 28 mm in diameter is about 615.44 mm2, and its tensile strength is about 27079.36~33849.2 kg.
Q:Why is the round bar bent?
Round steel with hooks the aim is to increase the bond between concrete and prevent the component in the tension will be reinforced. Therefore, round bars should be 180 degrees of hook, should set up 90 degree hook ribbed bar.
Q:What is the mechanical properties of No. 40 round bar?
There are 20 kinds of steel classification: carbon steel, alloy steel, carbon structural steel, special purpose and so on. Look at the questions this afternoon and find out about the books. Which type of steel do you ask? This is not clear, I gave up the answer, and then I see your this question.
Q:Difference between forging and round steel
The castings need to be uniform in each piece without any porosity, excess space, inclusions, or other defects. The component produced by this method has a high ratio of strength to weight. These elements are usually used in aircraft structures.
Q:The difference between 304 stainless steel round bar and bright round bar
The difference between the stainless steel round bar and the bright round steel of the same material is that the bright circle is cold rolled (or cold drawn), and the black circle is hot rolledThe processing method is different
Q:Is HRB335 round steel or rib steel?
H, R, and B are the first letters in English for hot-rolled (Hotrolled), ribbed (Ribbed) and reinforced (Bars) three words.The numbers behind HRB represent the mechanical properties of the material they produce. The specific value is the yield strength of the material, sigma S (or Sigma P0.2). HRB335, indicating rebar with a yield strength of 335MPa.
Q:What are the differences between the products made of wrought round steel and hot rolled round steel and tested by mechanical testing after heat treatment?
In comparison, the general longitudinal performance of hot rolled round bar is better than that of transverse or tangential direction, and the difference between the two values is obvious. The banded structure is more obvious in the longitudinal microstructure, and the deformation of non-metallic plastic inclusions is more obvious
Q:Lightning protection earthing zinc plating flat iron and round steel welding method, need to flat iron wrapped in round steel outside welding?
Unwanted。 The round bar shall be welded directly on flat steel, requiring both sides of the round bar to be welded, and the length of lap welding shall be 6 times of the diameter of round steel.
Q:How can stainless steel rounds occur? Is it a quality problem?
Cracks caused by surface folding, cracks and steel surface of 15 degrees to 75 degrees angle, about 1.5 ~ 3.5mm, tail vortex shape, slightly decarburization on both sides, decarburization layer 0.15 ~ 0.25mm, crack in the presence of oxide scales. Its macro shape is in the surface of the round steel along the rolling direction into a straight line or zigzag, continuous or intermittent appear in the partial or full length of steel. This shows that this is a folding process in the process of rolling steel. Main reasons of folding is finished before the workpiece with a handleonapot; secondly, in the process of rolling each pass from the handle, flash, serious scratch, damage, and roll ring groove wear etc., can make the product surface folding; in addition, such as the serious defect of blank, if cleaning may also be caused by improper finished folding. Therefore, the main measures to reduce or avoid folding appear: pass through reasonable design, accurate estimation of the spread, precisely adjust the position of roller groove, reduce or eliminate the finished product before rolling the handle, flash, scratches and other defects; the serious defects of the blank surface carefully cleaned.

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