• Square Steel Billet Q195 Q235 Q275 150X150 Made in China System 1
  • Square Steel Billet Q195 Q235 Q275 150X150 Made in China System 2
Square Steel Billet Q195 Q235 Q275 150X150 Made in China

Square Steel Billet Q195 Q235 Q275 150X150 Made in China

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1000 m.t.
Supply Capability:
50000 m.t./month

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Specification

Standard:
GB
Technique:
Hot Rolled
Shape:
Square
Surface Treatment:
Dry
Steel Grade:
Q195,Q215,Q235
Certification:
SGS
Thickness:
60mm-150mm
Width:
60mm-150mm
Length:
6-12m
Net Weight:
23mt
Packaging:
Bare Packing



Square steel billet, square bar, mild steel billet best price from China manufacturer

Square Steel Billet Q195 Q235 Q275 150X150 Made in China 

Name:Square bar
LENGTH:6 meter to 12 meter (+ 50mm)
Size:100*100, 120*120, 150*150, 200*200
Grade:3SP,5SP,Q235,20MnSi.
Shape:Square, Round
Technique:Hot-Rolled
Standard:ASTM/GB
BENDINGNo more than 5mm in 1 meter
No more than 30mm in 6 meter
No more than 60mm in 12 meter
ANGULAR TWISTNo more than 1 degree per meter and not more than 6 degree over 12 meter length.
Chemical compositionC, Si, Mn, P, S, N, etc

 
 Product Description

Chemical Properties

Size60*60/90*90/100*100/120*120/150*150
Length6000mm-12000mm
StandardGB
ApplicationTo produce bars or other applications
GradeQ195/Q235/Q275/3SP/5SP/20MnSi
Packing termsTT/LC
PackageMill's standard packing or as client's requirement
Delivery timeWithin 10-30 days after receiving the deposit or LC

 
Chemical Composition

StandardC(%)Mn(%)S(%)P(%)Si(%)
Q195≤0.12≤0.50≤0.040≤0.035≤0.30
Q235≤0.20≤1.40≤0.045 ≤0.045≤0.35 
Q275≤0.22≤1.50≤0.045≤0.045≤0.35
20MnSi0.17-0.251.2-1.6≤ 0.050≤ 0.0500.40-0.80
3SP0.14-0.220.40-0.85≤ 0.050≤ 0.0400.05-0.15
5SP0.28-0.370.50-1.00≤ 0.050≤ 0.0400.15-0.30

Shipment: 
Logistic department established and serves for sales department. Cargo is delivered to the port by our own trucks. Both bulk and container service are available and cargo shipment is in hands of logistic staffs





Q: I bought this Brinks pad lock and it says boron steel on the lock. I was just wondering what exactly is boron steel and how hard/tough is it?
Boron steel is rather hard, it is by no means titanium, but certainly better than mild steel. However, as with all metals, hardness is inversely proportional to flexibility, meaning that a good solid whack with a sledge hammer could crack your lock.
Q: Why is iron used to create steel? Why not other elements?
iron came before steel. iron is what was discovered that, under certain circumstances, became a stronger metal: steel. that is why. its like asking why copper is in bronze. because what we call bronze, is an alloy of copper and tin. if you give a more detailed question, i may be able to give a more detailed answer.
Q: How are steel coils inspected for flatness variations?
Steel coils are inspected for flatness variations using various methods such as visual inspection, measurement techniques, and automated systems. Visual inspection involves trained personnel visually inspecting the coil's surface for any irregularities or deviations from flatness. Measurement techniques involve using precision instruments such as straight edges, feeler gauges, or laser sensors to measure the flatness at different points along the coil's length. Automated systems use advanced technologies like laser scanning or optical sensors to quickly and accurately detect any flatness variations in the steel coils. These inspections help ensure that the coils meet the required flatness specifications and quality standards.
Q: How are steel coils used in the manufacturing of railroads?
Steel coils are used in the manufacturing of railroads to produce rails, which form the tracks that trains run on. These coils are rolled into long, straight sections and then shaped into the required rail profile. The rails are then cut to the desired length and undergo various processes, such as heat treatment and finishing, to enhance their strength and durability. Overall, steel coils are a crucial raw material in the creation of reliable and robust railroad infrastructure.
Q: Why is steel used for building purpose and not any other metal?
Steel is used for building purpose because of its steadfast quality. The steel has an intense resistance which renders it completely immune to dangers of corrosion, climatic variations, weather fluctuations and other environmental hazards, thereby making it the most suitable metal for exterior surface of the building. Internal structure of steel also helps the building to have strength at the core which enables it to stand erect for a longer time.
Q: What are the different types of steel coil recoiling methods?
There are several different types of steel coil recoiling methods, including slitting, cut-to-length, and multi-blanking.
Q: How is the quality of steel coils determined?
The quality of steel coils is determined by various factors including the chemical composition, mechanical properties, surface finish, and dimensional characteristics of the coils. Additionally, factors such as the manufacturing process, heat treatment, and adherence to industry standards and specifications also play a significant role in determining the quality of steel coils. Thorough testing and inspection procedures, such as visual inspections, hardness tests, tensile strength tests, and non-destructive testing methods, are employed to ensure the quality and reliability of steel coils.
Q: How do steel coils affect the quality of finished products?
Steel coils can have a significant impact on the quality of finished products. Their quality, including dimensions, surface condition, and mechanical properties, directly affects the final product's strength, durability, and appearance. Coils with inconsistent dimensions or surface defects can lead to uneven or weak finished products. Similarly, if the mechanical properties of the coils do not meet the required specifications, it can compromise the performance and functionality of the end product. Therefore, ensuring the high quality of steel coils is crucial for achieving superior finished product quality.
Q: What website can I use to find a good picture that shows the atomic structure of a carbon steel?
This Site Might Help You. RE: Where can I find an atomic structure of carbon steel? What website can I use to find a good picture that shows the atomic structure of a carbon steel?
Q: How are steel coils used in the manufacturing of HVAC systems?
Steel coils are used in the manufacturing of HVAC systems as they serve as the main component of heat exchangers, which are responsible for transferring heat between the air and refrigerant. The steel coils provide a sturdy and durable structure for the heat exchanger while also allowing for efficient heat transfer, ensuring optimal performance in heating and cooling processes.

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