Первичная стальная втулка, диаметр 50 мм, 60 мм, 70 мм, стальная втулка 4140 4340, список весов (1600602006418)

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Product Overview


First steel diameter 50mm 60mm 70mm barras dentada de acero 4140 4340 weight list

Products Description

Carbon steel round bars are our factory top export product, over 90 countries and export steel products every week now.

Steel round bar is a type of long bar steel with a circular cross-section, with dimensions expressed in diameter values ranging from 6 to 850mm. In addition, there are many types of round steel, which can be divided into hot-rolled, forged, and cold-drawn steel according to the process; According to composition, it can be divided into low-carbon steel, medium carbon steel, and high carbon steel.

Carbon steel round bar
Mild carbon steel:
Q345=16Mn, SAE1010, SAE1018, SAE1020, SAE1045, 10#; 20#; 45#,
Alloy steel materials:
3CR12, 3CR13, 15CrMo, 20CrMo, 35CrMo, 42CrMo, 40CrNiMo, 38CrMoAL, Cr12, sae4140, sae4340 42crmo4v etc.

6-100mm cold drawn round bar
6-260mm hot rolled round bar
200-850mm forged steel round bar
Fixed Length 6m, 9m 12m, random length or cut to length as clients request

Hot rolled steel round bar 8~280 mm DIA

Large quantity carbon steel round bar in our warehouse

Forged steel round bar 150~850 mm DIA

Cold drawn steel round bar 6~100 mm DIA

Product packaging

First Steel export steel products every week, have professional packing and transport experience,which will help you save the purchase cost,transportation cost and packing cost etc.

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Company Profile

Our Services

Good comments from customers, Choose us for long-term business.


1, What is your time of making a sample?
Usually we will take 1~3 days to make the sample.

2, What is your MOQ?
Carbon and Alloy steel, Usually 3 - 5tons for Customized, 1 piece for stocks.
Stainless steel, Usually 1 - 2 tons for Customized, 1 piece for stocks.

3,What is your delivery time?
For stocks, we can ship goods within 7 days after receiving your deposit
For customize, it usually needs around 15days- 30 days after receiving the deposit

4, What is your shipping port?
Tianjin port, Qingdao port, Shanghai Port.

5, What is your payment terms?
Usually 30% deposit by TT in advance and balance against copy of BL.

6,What is your company locations?
Our office is located in Shandong province.
We have steel billet mill in Hebei province, warehouse in Shanghai&Jiangsu province.
We have many reliable and long-term cooperated section steel factories from Hebei province, such as Tangshan city etc. Tianjin
city. Also GI/PPGI factories from Shandong province.
You are welcome to visit our factory and office anytime.

7, What is your main/advantaged products?
1. Carbon&Stainless steel strip, packing steel strap, spring steel strip etc.
2. Carbon&Stainless steel flat bar, round bar, square bar, Hexagon bar, half round bar.
3. Section Steel: C channel, U channels, I beam, H beam, angles etc.
4. Carbon&Stainless Steel pipes, welded retangular tube, pipes. Seamless pipe.
5. Hot rolled steel coils, plates, CR coils, sheets.
6. Galvanized steel coils, sheet, PPGI,corrugated sheets.

8, What is your Main exporting countries?
Australia, New Zealand, Middle&South America, Southeast Asia, Middle east, Africa countries are our main market.
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