• 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

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

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Item specifice

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:What are the main properties of steel coils?
The main properties of steel coils include high strength, durability, resistance to corrosion, and the ability to be shaped and formed into various sizes and dimensions. Steel coils are also known for their excellent heat and electrical conductivity, making them suitable for various industrial applications.
Q:How are steel coils used in the production of automotive wheels?
Steel coils are used in the production of automotive wheels as the primary material for manufacturing the wheel rims. These coils are processed and formed into the desired shape, ensuring strength and durability for the wheels.
Q:Is steel harder than iron or is iron harder than steel?Please explain... and help!Thanks
steel is harder than iron Iron is a chemical element. It is a strong, hard, heavy gray metal. It is found in meteorites. Iron is also found combined in many mineral compounds in the earth's crust. Iron rusts easily and can be magnetized and is strongly attracted to magnets. It is used to make many things such as gates and railings. Iron is also used to make steel, an even harder and tougher metal compound. Steel is formed by treating molten (melted) iron with intense heat and mixing it (alloying) with carbon. Steel is used to make machines, cars, tools, knives, and many other things.
Q:How are steel coils cleaned before use?
Steel coils are cleaned before use through a process known as pickling. Pickling is a chemical treatment that helps remove any impurities, scale, rust, and other contaminants from the surface of the steel coils. The initial step involves the steel coils being immersed in an acid bath, typically a mixture of hydrochloric acid and sulfuric acid. This acid solution helps dissolve any rust, scale, and other surface impurities. The duration of the immersion depends on the extent of contamination and the desired cleanliness level. After the pickling process, the coils are thoroughly rinsed with water to remove the acid solution and any remaining residue. This step is crucial to prevent further corrosion or chemical reactions. Once the rinsing is complete, the coils are often subjected to a drying process to remove any remaining moisture. This can be done through air drying, using high-pressure air blowers, or by passing the coils through heated chambers. After the cleaning process, the steel coils are now ready for use in various applications such as manufacturing, construction, or any other industry that requires high-quality steel products. The pickling process ensures that the coils have a clean, smooth, and corrosion-resistant surface, allowing them to perform effectively and meet the desired specifications.
Q:I'm a big fan of stainless steel and sterling silver, but not of the humidity of the country I'm in. Therefore I sweat more. Gross, I know. I'm buying a necklace chain for my ring.So does sweat contribute to tarnishing of silver and steel? The real kind?
steel shouldn't really tarnish, it rusts and moisture increases that. Silver tarnishes when exposed to air and sulfur. Moisture increases the process a bit, but it happens anyway. Sweat is not gross, it's a necessary function of your body, otherwise you would die. A lot of sports people wear jewelry and they sweat a lot. If you wear the jewelry all the time, that will prevent the tarnish a bit. If you take it off, clean it (water and dish washing liquid), dry it and put it in a zip lock back to keep it away from air and moisture. In the end, cleaning the jewelry is quick and easy so don't worry about it.
Q:Can steel coils be used in corrosive environments?
Steel coils have the potential to be utilized in corrosive environments, but their effectiveness relies on the specific steel used and the degree of corrosiveness in the environment. For instance, stainless steel coils furnish exceptional resistance against corrosion and can function effectively in a diverse range of corrosive surroundings, even those with elevated levels of moisture, chemicals, or salt. Conversely, alternative types of steel coils might necessitate supplementary safeguards, such as coatings or galvanization, to augment their resistance to corrosion. It is imperative to carefully evaluate the particular corrosive elements present in the environment and select the appropriate steel type and protective measures to guarantee the long-lasting and durable performance of the steel coils.
Q:On a free standing carport with an 8 inch, 22 foot long aluminum i-beam, would a steel 8-inch i-beam be just as strong? I am looking into it since they are cheaper.
Yes-- just make sure that your connection to the beam is secure. Since you call it an I beam -- I assume that it is steel. Don't do any drilling -- use two heavy duty c-clamps to hang your bar from.
Q:What are the common uses of stainless steel coils?
Stainless steel coils are commonly used in a variety of industries for applications such as manufacturing automotive parts, appliances, construction materials, and HVAC systems. They are also utilized in the production of kitchen utensils, medical equipment, and food processing machinery due to their corrosion resistance, durability, and heat resistance properties.
Q:What are the common methods of joining steel coils?
There are several common methods used for joining steel coils, depending on the specific application and desired outcome. 1. Butt welding: This is a commonly used method where the two ends of the steel coils are aligned and welded together. Butt welding can be done using various techniques such as gas welding, electric resistance welding, or laser welding. This results in a strong and continuous joint without any additional material. 2. Overlapping and stitching: In this method, one end of the steel coil is overlapped onto the other end, and then stitched together using mechanical fasteners like staples, nails, or screws. This technique is suitable for temporary or low-stress applications where disassembly may be required. 3. Mechanical coupling: Steel coils can also be joined using mechanical couplings. These couplings are typically designed to fit over the ends of the coils and securely hold them together. Mechanical couplings are commonly used in pipelines, where the joint needs to be leak-proof and withstand high pressure. 4. Adhesive bonding: Another method of joining steel coils is through the use of adhesives. This involves applying a suitable adhesive or bonding agent to the ends of the coils and then pressing them together. Adhesive bonding allows for a clean and aesthetically pleasing joint, but its strength may vary depending on the adhesive used. 5. Overlapping and welding: Similar to overlapping and stitching, this method involves overlapping the ends of the steel coils and then welding them together. However, instead of using mechanical fasteners, welding is used to create a stronger and more permanent joint. This method is commonly used in structural applications where high strength and durability are required. It is important to note that the choice of joining method depends on factors such as the type of steel, the application requirements, and the desired strength of the joint. Proper consideration should be given to ensure the selected method is suitable for the specific project.
Q:Is boron steel or carbon steel a harder metal? Which one is more flexible?
The only thing that affects the hardness of steel is the carbon content. But there are many elements that can make it easier for a steel to achieve its maximum hardness. And Boron is an extremely effective element that increases the hardenability of steel. Adding as little as 0.002% Boron can have a big impact upon quenching of a steel. Boron is usually added when you need the hardness of a heat treated steel part to extend deep below the surface. For example, lets say you had a two identical plain carbon steel parts, but one had boron and the other didnt, and you wanted to heat treat them both After quenching, the surface should be the same on both, and lets say its 55 Rockwell C. In the plain carbon one, the hardness might drop down to 50 at 2mm under the surface, but the boron treated one might not drop to 50 until 4mm under the surface. Now, these numbers were completely made up, and it would depend on the specifics as to what the difference might be.

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

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

New products

Hot products


Related keywords