Welded Black Carbon Square Tubes Pre-galvanized/ Galvanized ASTM A500 10*10-400*400 Structure Pipe
- Loading Port:
- Tianjin Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- based on order m.t./month
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1. Specification of Hollow Section-Square Tubes
1) Application: Widely used in building, machine, chemical equipment, automobile industrial, container, and also applied to agriculture and mine machine.
2)Standard:ASTM A500, GB6728
3)Steel grade: ASTM A500: A, B, C; GB6728:Q195,Q215,Q235,Q345
4)Delivery Time: 7-20 Days after receving prepayment or L/C
2. Size of Hollow Section-Square Tubes
SIZE(mm) |
THICKNESS(mm) |
10×10 |
0.6-1.0 |
12×12 |
0.6-1.0 |
16×16 |
0.6-1.2 |
19×19 |
0.6-1.5 |
20×20 |
1.6-1.5 |
25×25 |
1.0-2.75 |
30×30 |
1.0-2.75 |
32×32 |
1.0-3.0 |
38×38 |
1.0-3.0 |
40×40 |
1.0-3.5 |
50×50 |
1.0-5.0 |
60×60 |
1.0-6.0 |
63.5×63.5 |
1.0-6.0 |
70×70 |
1.5-6.0 |
75×75 |
1.5-6.0 |
80×80 |
2.0-6.0 |
90×90 |
2.0-6.0 |
100×100 |
2.3-6.0 |
120×120 |
4.0-6.0 |
125×125 |
4.0-6.0 |
150×150 |
4.0-8.0 |
200×200 |
6.0-12 |
250×250 |
6.0-12 |
300×300 |
6.0-12 |
400×400 |
6.0-12 |
*Remark: Besides below sizes, we also can arrange production based on requirement of customer's requirement
3. Packing&Delivery
Packing Details: Big OD: in bulk; Small OD: packed by steel pipe;Plastic bags 4 or According to customer's requirement
Delivery Time: 20-30 days upon receving prepayment or L/C
4. Data Sheet
ASTM A 500
Chemical Requirement | |||||
Composition % | |||||
Grade A |
Grade B | ||||
Element |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis | |
Carbon max |
0.26 |
0.3 |
0.22 |
0.26 | |
Manganese max |
… |
… |
1.4 |
1.45 | |
Phosphorus, max |
0.035 |
0.045 |
0.03 |
0.04 | |
Sulfur max |
0.035 |
0.045 |
0.02 |
0.03 | |
Copper, when copper steel is specified, min |
0.20 |
0.18 |
0.2 |
0.18 | |
Where an ellipsis (...)appears in this table, there is no requirement | |||||
For each reduction of 0.01 percentage point below the specified maximum for carton, and increase of 0.06 percentage point above the specified maximum for manganese is permitted, up to a maximum of 1.50% by heat analysis and 1.6% by product analysis |
Tensile Requirement | ||
|
Grade A |
Grade B |
Tensile strength, min, psi (Mpa) |
48000 (400) |
70000 (483) |
Yield strength, min, psi (Mpa) |
36000 (250) |
50000 (345) |
Elongation in 2 in. (50.8mm), min, % |
23 |
23 |
5. Products Showroom
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- Q: How are steel pipes used in the automotive manufacturing industry?
- Steel pipes are commonly used in the automotive manufacturing industry for various applications such as exhaust systems, fuel lines, and structural components. They provide durability, strength, and resistance to heat and corrosion, making them ideal for withstanding the harsh conditions of vehicles.
- Q: How are steel pipes measured and specified?
- Steel pipes are measured and specified using several key parameters. The most common ones include the outer diameter (OD), wall thickness, and length of the pipe. The outer diameter refers to the measurement of the pipe's outside surface from one end to the other. It is typically expressed in millimeters (mm) or inches (in), and it plays a critical role in determining the pipe's strength and carrying capacity. Different applications require different OD sizes, which can range from a few millimeters to several feet. The wall thickness of a steel pipe refers to the distance between its outer and inner surfaces. It is measured in millimeters or inches and is crucial for determining the pipe's durability and resistance to pressure. Thicker walls can handle higher pressure, making them suitable for applications that require transporting liquids or gases under high pressure. The length of steel pipes is generally specified in meters or feet. Standard pipe lengths are often 6 or 12 meters (20 or 40 feet), but custom lengths can be requested based on project requirements. It is important to note that longer pipes may require additional support to prevent sagging or structural issues. Apart from these primary measurements, steel pipes may also be specified based on other factors such as material grade, manufacturing standard, and surface finish. Material grade refers to the quality and composition of the steel used in the pipe, which determines its strength and corrosion resistance. Manufacturing standards, such as ASTM or API, ensure that the pipes meet specific quality and performance criteria. Surface finish specifications may include factors like galvanized coating, which provides protection against corrosion or other specific requirements based on the intended application. Overall, the measurement and specification of steel pipes involve considering the outer diameter, wall thickness, length, material grade, manufacturing standard, and surface finish. These parameters are crucial in determining the suitability of the pipe for various applications and ensuring its performance and durability in different environments.
- Q: Can steel pipes be used for underground cable ducting?
- Yes, steel pipes can be used for underground cable ducting. Steel pipes are commonly used in underground cable ducting due to their strength, durability, and resistance to external factors such as corrosion and impact. They provide reliable protection for cables and are an effective solution for underground cable installations.
- Q: How are steel pipes used in fire protection systems?
- Steel pipes are commonly used in fire protection systems because of their durability and resistance to high temperatures. They are used to transport water or other fire suppressants to sprinkler heads or fire hydrants, ensuring quick and efficient extinguishing of fires. The strength of steel pipes also allows them to withstand the pressure and force of water flow, making them a reliable choice for fire protection systems.
- Q: The outer circle of a seamless steel pipe 50 head into the outer circle of the 40 to close
- Cold drawn steel tube and cold rolled steel pipe mill is a complete set of equipment which combines cold rolling, cold drawing, cold rolling and cold drawing to produce pipes. It is a unit for deep processing of hot-rolled pipes or welded pipes.
- Q: How do steel pipes connect to other components?
- Steel pipes can connect to other components through various methods such as welding, threading, flanges, or mechanical couplings.
- Q: How are steel pipes used in the manufacturing of solar power systems?
- Steel pipes are used in the manufacturing of solar power systems primarily for structural support and to house electrical wiring. They provide a sturdy framework for mounting solar panels, ensuring stability and durability. Additionally, steel pipes are utilized for underground wiring installations, protecting the electrical connections within the solar power system.
- Q: Are steel pipes resistant to UV degradation?
- Steel pipes are generally not resistant to UV degradation. Exposure to ultraviolet (UV) radiation over time can cause steel pipes to undergo various forms of degradation. UV radiation can cause the steel to become brittle, leading to cracking and potential failure. Additionally, UV radiation can also cause corrosion and discoloration on the surface of the steel pipes. To mitigate the effects of UV degradation, protective coatings or paint can be applied to the steel pipes to provide a barrier against UV radiation. Regular maintenance and inspections are also necessary to identify any signs of UV degradation and take appropriate measures to prevent further deterioration.
- Q: How are steel pipes used in automotive manufacturing?
- Steel pipes are commonly used in automotive manufacturing for various applications such as exhaust systems, fuel lines, and structural components. They provide durability, strength, and corrosion resistance, making them suitable for withstanding the harsh conditions and high temperatures associated with automotive operations. Additionally, steel pipes offer flexibility in design and can be easily formed and manipulated to meet specific requirements, ensuring efficient and reliable performance in vehicles.
- Q: Are steel pipes suitable for food processing facilities?
- Yes, steel pipes are suitable for food processing facilities. Steel is a durable and hygienic material that is resistant to corrosion, making it ideal for transporting food products and maintaining their quality and safety. Additionally, steel pipes are easy to clean and disinfect, further ensuring sanitation standards in food processing facilities.
1. Manufacturer Overview
Location | Hebei, China |
Year Established | 1988 |
Annual Output Value | Above One Hundred Million RMB |
Main Markets | Main land; Southeast Asia; Middle East; Africa |
Company Certifications | ISO 9002:2010;API 5L |
2. Manufacturer Certificates
a) Certification Name | |
Range | |
Reference | |
Validity Period |
3. Manufacturer Capability
a) Trade Capacity | |
Nearest Port | Tianjin |
Export Percentage | 30%-50% |
No.of Employees in Trade Department | 201-500 People |
Language Spoken: | English; Chinese |
b) Factory Information | |
Factory Size: | 50,000 square meters |
No. of Production Lines | Above 15 |
Contract Manufacturing | Meicai Metal Trading Co.Ltd |
Product Price Range | Average |
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Welded Black Carbon Square Tubes Pre-galvanized/ Galvanized ASTM A500 10*10-400*400 Structure Pipe
- Loading Port:
- Tianjin Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- based on order m.t./month
OKorder Service Pledge
OKorder Financial Service
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