Hot Sale 25X25 40X40 10X10 100X100 Square Tube Hot Dipped Galvanized Steel Pipe / Iron Round Pipe for Sale Z160 Z275 Gi Rectangular Hollow Section
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Product Highlights
- Extensive Size Range: Outer diameter 5mm-1000mm, wall thickness 0.4mm-40mm, customizable lengths.
- Versatile Application Scope: Suitable for construction, machinery, oil/gas pipelines, power transmission, and more.
- Flexible Customization Options: Supports customization from samples, designs, full customization, and minor adjustments.
- Diverse Surface Treatments: Options include galvanized, oiled, color paint, 3LPE, and other anti-corrosive treatments.
- Reliable After-Sales Support: Provides online technical support and a 1-year warranty for peace of mind.
- Fast Delivery Options: Stock available or delivery within 10-45 days after receipt of payment.
- High-Quality Material Grades: Available in Q195, Q235, Q345, and SS400 carbon steel grades.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Technical Support
- Warranty
- 1 Year
- Model NO.
- Q235 Q355 20#
- Type
- Welded
- Technique
- Hot Rolled
- Material
- Carbon Steel
- Surface Treatment
- Galvanized
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Section Shape
- Square
- Shape
- Square
- out Diameter
- 1/2"-48"
- Ends
- Plain or Beveled
- Wall Thickness
- 0.5mm-80mm
- Certification
- ASME, ANSI, DIN, JIS, BS, GB, Ks, API
- Technics
- Pushing
- Thickness
- 0.5mm-600mm
- Application
- Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pip
- Alloy or Not
- Not Alloy
- Length
- 12m, 11.8m, 6m, 5.8m, or as Required
- Technology
- ERW Welded Square Tube
- Tolerance
- Plusmn;1%
- Materials
- Q195/Q235/Q345 Ss400
- Package
- Covered with Tarpaulin, Containers or in Bulk
- Delivery Time
- Stock or Usually Within 10-45 Days After Receipt O
- Transport Package
- Standard Packaging
- Specification
- Customized
- Trademark
- BAOTAI
- Origin
- China
- HS Code
- 7304191000
- Production Capacity
- 50000 Tons/Month
Product Images of Hot Sale 25X25 40X40 10X10 100X100 Square Tube Hot Dipped Galvanized Steel Pipe / Iron Round Pipe for Sale Z160 Z275 Gi Rectangular Hollow Section
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Product Description
Product Description
Large diameter square pipes for sale black steel pipe carbon seamless pipe
SQUARE CARBON STEEL PIPE
Square tubes can be divided into seamless and welded ones. Seamless square tubes are extruded
from seamless circular tubes.
Square steel pipe, thick walled square steel pipe, large diameter square steel pipe, seamless square
steel pipe, low alloy square steel pipe, 135 * 135 * 10 square steel pipe, square steel pipe for tower crane,
Q345B low alloy square steel pipe, 20# seamless square steel pipe.

We can provide various pipes according to customer needs
Welded pipe, Seamless pipe, Plastic lined pipe, Spiral pipe,
Galvanized pipe, Rectangular Carbon steel pipe, etc.
| Standard | API5L, ASTM A106 Gr.B, ASTM A53 Gr.B, ASTM A270, ASTM A249, ASTM A511,ASTM A778 ,ASTM GB5310-2009,GB3087-2008,GB6479-2013,GB9948-2013,GB/T8163-2008, GB8162-2008 . JIS G3463,JIS G3119,JIS G3446,JIS G3218 | |
| Surface | Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment) | |
| Application | Structure, Electric power transmission tower projects, Piling, Water, Oil & gas pipeline engineering, Mechanical industry, Municipal projects, Roads and its auxiliary facilities, etc. | |
| Carbon steel round pipe/tube | ||
Size |
Outer Diameter | 20MM-1219MM |
| Wall Thickness | 0.6MM-20MM | |
| Length | 1M, 4M, 6M, 8M, 12M (accroding to the buyer's request) |
|
| Carbon steel square pipe/tube | ||
Size |
Outer Diameter | 5mm-1000mm |
| Wall Thickness | 0.4mm-40mm | |
| Length | 5800~12000mm or as customized | |
| Carbon steel plate/sheet | ||
Size |
Wall Thickness | 2mm-100mm |
| Length | 1000mm-12000mm | |
| Width | Plate:600-2250mm, Coil:24-600mm | |

APPLICATION
Square tube includes construction, machinery manufacturing, steel construction projects, shipbuilding,
solar power generation support, steel structure engineering, power engineering, power plant,
agricultural and chemical machinery, glass curtain wall, automobile chassis, airport, boiler construction,
highway railing and house construction.

About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR255975". Items marked "" are certified.
Company Profile
Shandong Baotai Steel Co., Ltd. is located in Jinan, the capital of Shandong Province. Mainly produce stainless steel, carbon steel, galvanized steel, PP G I, PP G L. Our team has been dedicated to the steel industry for 20 years. The company has established long-term and close cooperative relations with well-known domestic iron and steel enterprises. At the same time, the company's annual stock reserve exceeds 200, 000 tons, which can guarantee a short delivery time. Baotai Steel provides services to domestic government construction projects, Chinese listed companies and state-owned enterprises and other large enterprises. At the same time, Baotai Steel has long-term cooperative relations with many countries in Russia, the Middle East, Southeast Asia, South Africa, South America and other regions. With high-quality products, low prices and high-quality services, it has been highly praised by customers. Customers from different countries signed agency agreements with Baotai Iron and Steel and became Baotai Iron and Steel's agents. Baotai Steel's service team provides you with professional and high-quality services online 24 hours a day. At the same time, Baotai Steel also insists on customer-centric win-win, and looks forward to becoming a high-quality enterprise you can trust.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Room 606-3, Building 2, China Construction Jinxiu Plaza, No. 3716 Qingdao Road, Huaiyin District, Jinan, Shandong
-
Plant Area
- 260 square meters
-
Number of Employees
- 32
-
Registered Capital
- 50,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Small-amount payment, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao port
-
Minimum Order Quantity
- 2 tons
-
Supply Chain Partners
- 12
Our Production Capability & Technical Expertise
-
Main Products
- Section Steel Galvanized Steel Coil, PPGI, Corrugated Sheet, Stainless Steel Coil, Stainless Steel Pipe, Sheet Pile, Ductile Iron Pipe, Carbon Steel Sheet, Carbon Steel Pipe, Aluminum and Copper
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Test Reports for Raw Materials
- Others
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2021-04-26
-
Export Year
- 4 years
-
Main Markets
- Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Central Asia
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 22
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- What are the available size ranges for the square tubes?
- The outer diameter ranges from 5mm to 1000mm, wall thickness from 0.4mm to 40mm, and length can be customized or selected from standard sizes like 5800-12000mm.
- Is customization available for these steel pipes?
- Yes, we offer customization from samples, designs, full customization, and minor customization to meet specific requirements.
- What is the minimum order quantity (MOQ)?
- The minimum order quantity is 2 tons.
- What are the payment terms accepted?
- We accept LC, T/T, D/P, PayPal, small-amount payment, and Western Union.
- What is the typical delivery time?
- Delivery is usually within 10-45 days after receipt of payment, or from stock if available.
- What surface treatments are available?
- Surface treatments include galvanized, bared, oiled, color paint, 3LPE, and other anti-corrosive treatments.
- What is the warranty period for these products?
- We provide a 1-year warranty along with online technical support.
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