ASTM A36 A500 SAE 1006 S235 S355 Hollow Section Welded Ms ERW Black Iron Rhs Shs Rectangular Square Carbon Steel Tube Price
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Product Highlights
- Comprehensive Material Grades: Available in ASTM A500, S355, S235, Q345, and more for diverse engineering needs.
- Wide Size Range: Sizes from 20*20mm to 600*600mm with wall thickness up to 20mm.
- Global Standards Compliance: Meets ASTM A500, EN10219, EN10210, JIS3466, and GB/T6728 standards.
- ISO 9001 Certification: Certified by ISO 9001:2008, SGS, BV, and CCIC for quality assurance.
- Customizable Marking: Marking options can be tailored to meet specific client requirements.
- Flexible Trade Terms: Offers FOB, CFR, CIF, EXW, and FCA terms to suit various logistics needs.
- Fast Delivery Options: Delivery within 5-45 days depending on order size and payment receipt.
- Sample Availability: Free samples available with refundable fee upon placing a formal order.
Product Attributes
- Customization
- Available
- After-sales Service
- 1 Year
- Warranty
- 1 Year
- Type
- Welded
- Technique
- Hot Rolled
- Material
- Carbon Steel
- Surface Treatment
- Black
- 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
- Invoicing
- by Actual Weight
- Length
- 6m,12m, or as Required
- Delivery Time
- 7-10 Days
- Processing Service
- Welding, Punching, Cutting, Bending, Decoiling
- Trade Term
- Fob , CFR , CIF
- Sample
- Free Samples
- Surface 1
- Black,Galvanized,Oiled,Pickling
- Steel Grade
- A500,S355jr, St52,A36, S235jr....
- Process
- Hot Rolled,Cold Drawing
- Tolerance
- +/-1%
- Transport Package
- Standard Export Packaging
- Specification
- 10*10mm-1000*1000mm
- Trademark
- hongcheng
- Origin
- China
- HS Code
- 7306610000
- Production Capacity
- 10000 Tons Per Month
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Product Description
The square tube is meticulously categorized based on the production process: hot rolled seamless square tube, cold drawn seamless square tube, extruded seamless square tube, and welded square tube. Of particular interest is the welded square tube, which is further divided into:
(a) Based on the process - arc welding square tube, resistance welding square tube (high frequency, low frequency), gas welding square tube, and furnace welding square tube.(b) Based on the weld seam - straight seam welded square tube and spiral welded square tube, catering to diverse structural requirements.

Size: Ranges from a compact 20*20mm up to an expansive 600*600mm, and 20*40-400*600mm to suit versatile applications.
Wall thickness: Varies from a delicate 1.2mm to a robust 20mm, meeting diverse engineering needs.
Length: Available in lengths from 3m to a commanding 12m, providing flexibility for any project scale.
Standards: Compliant with global standards: ASTM A500, EN10219, EN10210, JIS3466, GB/T6728.
Materials: Available in a variety of grades: Gr.A, Gr.B, Gr.C, S195, S235, S355, STK400/SS400, Q195, Q235, Q345, ensuring quality and durability.
Certifications: Boasts certifications ISO 9001:2008, SGS, BV, CCIC, offering peace of mind and assurance of excellence.
Marking: Customizable marking options to meet client's specific requirements or adhere to mill standards.
Packing:
1. Securely packed in hexagonal seaworthy bundles, reinforced with steel strips.
2. Ingenious nested packaging of smaller sizes into larger ones for space efficiency.
Technical: Options include cold formed or hot rolled to perfectly match your technical specifications.
Trade term: Flexible trade terms available: FOB, CFR, CIF, EXW, FCA.
Payment term: Convenient payment options include T/T, LC, ensuring smooth transactions.
Delivery lead time: Prompt delivery within 5-45 days depending on order size, post receipt of advance payment via T/T or LC.
Main market: Serving a diverse range of markets: Southeast Asia, South Asia, Middle East, Europe, Middle & South America, Africa, and Oceania.
Note:
| Square and Rectangular Steel Pipe Size Chart | ||
| Square Hollow Section | Rectangular Hollow Section | Thickness |
| 20*20 25*25 30*30 | 20*40 30*40 | 1.2-3.0 |
| 40*4050*50 | 30*50 25*50 30*60 40*60 | 1.2-4.75 |
| 60*60 | 50*70 40*80 | 1.2-5.75 |
| 70*70 80*80 75*75 90*90 100*100 | 60*80 50*80 100*40 120*80 | 1.5-5.75 |
| 120*120 140*140 150*150 | 160*80 100*150 140*80 100*180 200*100 | 2.5-10.0 |
| 160*160 180*180 200*200 | 200*150 250*150 | 3.5-12.0 |
| 250*250 300*300 400*200 350*350 350*300 | 250*200 300*200 350*200 350*250 450*250 400*300 500*200 | 4.5-15.75 |
| 400*400 280*280 450*300 450*200 | 400*350 400*250 500*250 500*300 400*600 | 5.0-20.0 |
Contact us immediately to explore further product details and obtain the latest pricing information.
1. CAN I GET SOME SAMPLES?
Yes. We can provide samples, you need to pay the sample fee and shipping cost in advance.
We will refund the sample fee after you place your order.
Please let us know your courier account or send us your fees and we will arrange to send you a sample.
2. CAN YOU PRODUCE ACCORDING TO THE SAMPLES?
Yes, we can produce your samples or technical drawings. We can build the molds and fixtures.
3. WHAT IS YOUR TERMS OF PAYMENT?
Payment<= 1000 USD, 100% in advance.
Payment>= 1000 USD, 30% T/T in advance, balance before shipment.
If you have another question, pls feel free to contact us ASAP.
4. WHAT IS YOUR TERMS OF DELIVERY?
EXW, FOB, CFR, CIF, DDU.
5. CAN WE VISIT YOUR FACTORY?
Warmly welcome. Once we have your schedule, we will arrange for the professional sales team to follow up on your case.
6. HOW ABOUT YOUR DELIVERY TIME?
Generally speaking, 10 to 25 days after receiving your advance payment. The exact delivery time depends on the goods and quantity you ordered.
7. AFTER-SALE ADVANTAGES.
Year warranty for products; If you find any defective parts for the first time, we will provide you with new parts for free in the next order. As an experienced manufacturer, you can be assured of quality and after-sales service.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI2451788". Items marked "" are certified.
Company Profile
Shandong Hongcheng Metal Materials Co., Ltd. is a professional steel product manufacturer. The company is located in Jinan City, Shandong Province, close to Qingdao Port and Tianjin Port, and sea transportation is very convenient. Main products: Carbon steel coils, stainless steel coils, galvanized coils, color-coated coils, roof panels, rebars, H-shaped steel, angle steel, channel steel, etc., with rich product resources, providing you with one-stop procurement.
We have many loyal customers in Europe, South America, the Middle East, Asia and other places. Our steel products are diverse, including stainless steel, carbon steel, alloy steel, etc. The annual export volume is about 1 million tons. We promise that almost all inquiries will be processed within 3 hours. "Punctuality, integrity, and humanized service" have always been the development principles that our company and all employees have always strictly adhered to.
Since its establishment, the company has adhered to the business principles of "quality first, customer first, and reputation-based", and has always made every effort to meet the potential needs of customers. The trend of economic globalization is unstoppable. Our company is willing to cooperate sincerely with enterprises from all countries to achieve a win-win situation.
About Our Factory & Business Background
- Address
- Room 2433-B26, Building 3, Aosheng Building, No. 1166 Xinluo Avenue, High-Tech Zone, Jinan City, Shandong Province, Jinan, Shandong, China
-
Registered Capital
- 50,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
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
Our Production Capability & Technical Expertise
- Main Products
- Carbon Steel Coil, Carbon Steel Plate, Carbon Steel Pipe, Steel Rebar, Galvanized Steel Coil, PPGI Coil, Galvanized Steel Pipe, Carbon Steel Rod, Angle Steel, Channel Steel
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2021-12-10
-
Export Year
- 3 Years
-
Main Markets
- North America, South America, Europe
-
Repeat Buyers Choice
- 80%~100%
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE
FAQ
- Can I get samples?
- Yes. We can provide samples, you need to pay the sample fee and shipping cost in advance. We will refund the sample fee after you place your order. Please let us know your courier account or send us your fees and we will arrange to send you a sample.
- Can you produce according to the samples?
- Yes, we can produce your samples or technical drawings. We can build the molds and fixtures.
- What are your terms of delivery?
- EXW, FOB, CFR, CIF, DDU.
- Can we visit your factory?
- Warmly welcome. Once we have your schedule, we will arrange for the professional sales team to follow up on your case.
- What are your after-sale advantages?
- Year warranty for products; If you find any defective parts for the first time, we will provide you with new parts for free in the next order. As an experienced manufacturer, you can be assured of quality and after-sales service.
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