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Q345E hot rolled steel round bars

Q345 steel is a Chinese GB standard Low Alloy High Strength Structural Steel, material density is 7.85 g/cm3, tensile strength is 470-630 Mpa, and yield strength is 345 MPa, it has better properties than Q235. According to GB/T 1591 – 2008, Q345 material has 5 quality grades: Q345A, Q345B, Q345C, Q345D and Q345E.

Classification :




Product

Q345E hot rolled steel sheet information

Q345 steel is a Chinese GB standard Low Alloy High Strength Structural Steel, material density is 7.85 g/cm3, tensile strength is 470-630 Mpa, and yield strength is 345 MPa, it has better properties than Q235. According to GB/T 1591 – 2008, Q345 material has 5 quality grades: Q345A, Q345B, Q345C, Q345D and Q345E.

Q345 steel has good weldability, cold & hot workability and corrosion resistance. Widely used in bridges, ships, boilers, pressure vessels, petroleum storage tanks, lifting transport machinery and other high-load welded structural parts.

Q345E hot rolled steel sheet Chemical composition

Mechnical property for Q345E low alloy structural steel:

Thickness (mm)
Q345E ≤ 16 > 16 ≤ 35 > 35 ≤ 50 >50
Yield strength (≥Mpa) 345 325 295 275
Tensile strength (Mpa) 470-630


Chemical composition for Q345E low alloy structural steel (Heat Analysis Max%)
 

Main chemical elements composition of Q345E
C Si Mn P S V Nb Ti Al (min.)
0.18 0.55 1.00-1.60 0.025 0.025 0.02-0.15 0.015-0.060 0.02-0.20 0.015

 

Technical Requirements & Additional Services:

♦ Low temperature impacting test
♦ Cutting and welding as per end user’s demands
♦ More striction on some chemical elements contains
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Ultrasonic test under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578 

Storage video

 

Warehouse storage

The group company and factory cover an area of ​​more than 800 mu, with more than 1,500 employees, and its business covers more than 20 countries and regions around the world. Xinghan Group is committed to developing new types of steel products and building a first-class coated sheet and steel manufacturing enterprise with international competitiveness.  Xinghan Group hopes to grow into a widely respected and sustainable global resource-based enterprise through continuous pursuit of excellence, create better social, economic and environmental benefits, and bring more competitive value returns to employees and customers.

 

 

Packing and delivery

The company has major production lines such as pickling, cold rolling, hot dip galvanizing, hot dip galvanizing, thick plate galvanizing and color coating, forming an annual production capacity of 1 million tons of pickling coil, 1 million tons of cold rolled sheet and 900,000 tons of hot dip galvanized sheet. Galvanized and hot-dip galvanized aluminum zinc silicon steel sheet scale 450,000 tons thick galvanized steel plate scale 300,000 tons color coated steel plate scale is one of the largest steel and non-ferrous metal smelting and processing suppliers in Shandong Province.

 

 

Customer visit
The company adheres to the development strategy of "seeking development by science and technology, seeking efficiency by management", adheres to the core values of "people-oriented, integrity, responsibility and excellence", adheres to the development system of "green products and green industry", "promotes high-quality beyond development in an all-round way", and realizes the vision of "building a first-class aluminum processing service enterprise with international competitiveness".

 

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

 

COOPERATIVE PARTNER


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FAQ

Q:How long is your delivery time?

A:Within 5 days for stock size, 15-30 days for customized size.

Q:How can I get an accurate quote?

A:Please provide the information of prodcuts standard, material, size and quantity.

Q:When can I get your reply after the inquiry.

A:Within 15 minutes during working time, whthin 12 hours during non-working time.

Q:What product information do I need to provide?

A:You need to provide the grade, width, thickness,coating and the number of tons you need to purchase.

Q:Can you provide sample ?

A: We can provide the samll samples in stock for free, as long as you contact us. Customized samples will take about 5-7days.

Q:How many coutries you already exported ?

A: Exported to more than 50 countries mainly from America, Russia, UK, Kuwait, Egypt, Turkey, Jordan,India, etc.

Q: Can we visit your factory?

A: Sure, we welcome you to visit our factory , check our production lines and know more about our strength and quality.

Q:Can you send samples?

A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.

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