Hot Rolled Carbon Steel Round Bars S30C

Ref Price:
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
50 m.t.
Supply Capability:
120000 m.t./month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

 Hot Rolled Carbon Steel Round Bars S30C

 

Product Specification

1, Chemical Composition %

GradeCSiMnSPCrNiCu
S30C0.27-0.340.17-0.370.50-0.80≤0.035≤0.035≤0.25≤0.30≤0.25

2, Diameter: 16mm - 300mm

    Length: Max 12m

 

Application

1, Used as mending of drawing parts of automobile sheet metal die and large hard ware sheet metal die.

2, Used as base plate of cold working die.

3, Used as fix plate of drill jig.

 

Product Main Points

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

2, Surface Treatment: black, grinding, bright, polish

3, Product Process: hot rolled, cold drawn, forged

 

FAQ

1,  Payment Terms:

      30% T/T deposit & 70% T/T before delivery.

      Irrevocable L/C at sight

2, Trade Terms:

     EXW, FOB, CIF, CNF

3, Delivery Time:

     Normally 30-40 days. According to quantity.

4, Manufacture or Trading Company:

    CNBM is a state-owned fortune global 500 trading company. We have intergrated supply system.

    There are about 20 overseas locations in different countries.

 

Product Show

Hot Rolled Carbon Steel Round Bars S30C

 

Work Shop

Hot Rolled Carbon Steel Round Bars S30C

 

About Us

Hot Rolled Carbon Steel Round Bars S30C

Hot Rolled Carbon Steel Round Bars S30C

 

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:20 round bars are of several grades
At different levels of chemical composition, because of the reinforcing of different chemical composition of the steel, the mechanical indicator will be different. One, two, according to the social needs of Sansteel production power and the development of the material standard, the yield strength, ultimate strength, elongation, low temperature, and weldability are very different, different levels of steel position also have great cooperation. First grade steel yield strength 235MPa, ultimate strength 310MPa, grade two steel yield strength 335MPa, ultimate strength 510MPa, grade three steel yield strength 400MPa, ultimate strength 600MPa.
Q:Is round bar steel?
Round steel is the term of steel structure, and the requirement of material is different from that of concrete structure.
Q:Is there any technique for welding round steel?
Welding skills:2.1, to determine the best welding position, the group of good welding flat, easy to rotate welding, the weld pool is always in flat position, note the rod angle at 70 degrees.2.2, the welding workpiece in continuous continuous rotation, to control the size of the weld pool at the end of each lap weld slag, cleaned, and then welding together, the thickness of each layer is about 2mm, until the full fill slope has so far.
Q:Special steel bar steel products used to do what
But the red hardness difference of this kind of steel, that is, when the working temperature is greater than 250 degrees, the hardness and wear resistance of steel will decline rapidly, and lose their ability to work. In addition, carbon tool steels, such as those made of larger parts, are difficult to harden and easy to produce
Q:Grade 1 steel is round steel, grade two steel is ribbed thread steel. Are the weight of the two units the same?
Grade two steel is ribbed steel, but the average diameter is calculated. The chemical composition of grade steel and grade two steel is different, but the density of them is the same. Therefore, the unit weight of grade 1 steel and grade two steel is the same.
Q:What is the mechanical properties of No. 40 round bar?
40# stands for steel grades, round bars for steel profiles, mechanical properties for steels, tensile strength, yield point, (cattle / mm, 2) elongation, shrinkage (%), impact energy, Ak (coke), state, hardness, HB<
Q:Weight algorithm of round steel
Round steel weight = density * volume = density * base area * length of round bar.Round steel is a solid strip of steel whose cross section is round. Its specifications are expressed in diameter, in units of millimeters (mm), such as "50mm", which means a diameter of 50 millimeters of round steel.
Q:What kind of steel bars are used in general civil buildings?
In the general construction of commonly used hot rolled round bar (commonly known as round steel), hot rolled ribbed steel bars (commonly known as steel), the two most widely used steel. Identified as HPB235, the diameter of 6.5, 8, 10, 12, and then rough is not commonly used, and in the 6.5 and 8 most as commonly used, used as column, main reinforcement and stirrups and plate reinforced beam distribution.Steel is the HRB335, the diameter of 12 to 22, 25, 28, even 32, and then rough generally appear in the mass concrete construction, not commonly used, generally below 25 is commonly used in masonry structure in rural low level below 16 is most commonly used. Used as beams, columns, main bars and stand bars, etc.
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:How many grades of steel are round steel?
Secondly, the round steel only shows the shape of steel, all kinds of steel have round steel, it can not explain the nature and composition of steel.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range