Mild Carbon Low Carbon Square Galvanized Structural ERW Rectangular Steel Pipe 25*50 Pre Hollow Section Iron Price
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Product Highlights
- Wide Size Range: Available sizes from 20*20mm to 600*600mm with wall thickness 1.2-20mm.
- Multiple Certifications: Certified by ISO 9001, SGS, BV, CCIC, API, and CE standards.
- Flexible Customization: Offers welding, cutting, bending, and full customization from samples or designs.
- Diverse Material Options: Includes Gr.A, Gr.B, Gr.C, S235, S355, Q235, Q345, and SS400.
- Global Market Reach: Exports to over 100 countries including Europe, Americas, and Asia.
- Fast Delivery: Lead time of 15-45 days after receiving advanced payment.
- Low MOQ: Minimum Order Quantity is 1 unit, suitable for small orders.
- Experienced Manufacturer: Over 21 years of manufacturing experience with 59 ERW production lines.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Service
- Type
- Welded
- Model NO.
- Square Steel-32
- Technique
- Hot Rolled
- Material
- Carbon Steel
- Surface Treatment
- Black
- Usage
- Pipeline Transport, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry
- Section Shape
- Square
- Processing Service
- Welding, Cutting, Bending
- Thickness
- 0.5 - 16 mm
- Certificate
- API, CE, ISO9001
- Length
- 5.8-12m
- Transport Package
- Standard Seaworthy Packing
- Specification
- EN, GB/T3901 BS EN 39 ASTM A53-2007 BS 1387
- Trademark
- Youfa
- Origin
- China Tianjin
- HS Code
- 7304113000
- Production Capacity
- 300000 Metric Ton/Metric Tons Per Year
Product Images of Mild Carbon Low Carbon Square Galvanized Structural ERW Rectangular Steel Pipe 25*50 Pre Hollow Section Iron Price
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Product Description
Hot Selling Q235 Square Steel Tube Hollow Section Black Carbon Steel/galvanized Square Tube
| Thick wall square & rectangular tube specification table | |||||
| Name of product | Size | Wall thickness | Name of product | Size | Wall thickness |
| Square tubes | 20*20 | 1.3-2.5 | Rectangular tubes | 20*30 | 1.3-2.75 |
| 25*25 | 1.3-2.75 | 20*40 | 1.3-2.75 | ||
| 30*30 | 1.3-2.75 | 25*40 | 1.3-2.75 | ||
| 40*40 | 1.3-3.75 | 30*50 | 1.3-4.75 | ||
| 50*50 | 1.3-5.75 | 30*60 | 1.3-4.75 | ||
| 60*60 | 1.3-5.75 | 40*50 | 1.3-4.75 | ||
| 70*70 | 1.3-5.75 | 40*80 | 1.3-4.75 | ||
| 80*80 | 1.3-5.75 | 50*70 | 1.3-4.75 | ||
| 90*90 | 1.3-5.75 | 50*80 | 1.3-4.75 | ||
| 100*100 | 1.5-12 | 60*90 | 1.3-4.75 | ||
| 120*120 | 2.5-12 | 50*100 | 1.3-5.75 | ||
| 140*140 | 2.75-16 | 50*150 | 1.3-5.75 | ||
| 150*150 | 2.75-16 | 60*160 | 1.3-5.75 | ||
| 160*160 | 3.0-16 | 100*150 | 2.5-16 | ||
| 180*180 | 3.0-16 | 100*200 | 2.5-16 | ||
| 200*200 | 3.0-16 | 100*250 | 2.5-16 | ||
| 250*250 | 4.75-20 | 150*300 | 4.5-16 | ||
| 300*300 | 4.75-20 | 200*300 | 5.5-20 | ||
| 400*400 | 4.75-20 | 200*400 | 5.5-20 | ||
| 500*500 | 4.75-20 | 400*600 | 5.5-20 | ||
Size: 20*20mm-600*600mm, 20*40-400*600mm
Wall thickness: 1.2-20mm
Length: 3-12m
Standards: ASTM A500, EN10219, EN10210, JIS3466, GB/T6728
Materials: Gr.A, Gr.B, Gr.C, S195, S235, S355, STK400/SS400, Q195, Q235, Q345
Certifications: ISO 9001:2008, SGS, BV, CCIC and more
Marking: according to client's requirement or mill standard
Packing:
1. Packed by hexagonal seaworthy bundles packed by steel strips.
2. Small sizes nested into big sizes.
Technical: cold formed or hot rolled
Trade term: FOB, CFR, CIF, EXW, FCA
Payment term: T/T, LC
Delivery lead time: 15-45 days (based on quantity) after receiving advanced payment by T/T or LC.
Main market: Southeast Asia, South Asia, Middle East, Europe, Middle & South America, Africa and Oceania



(1) China Top 500 Enterprises Industry Leading Brands (2) 21 years experience in manufacturing since 2000. (3) 15 Consecutive Years of The First Production and Sales-- Over 1300,0000
Tons sales and production
(4) Export 190thousand tons to over 100 countries.
(5) Key Project Supplier---The Capital International Airport, Shanghai Pudong International Airport, the 2008 Olympi
Games venues, the Word Expo 2010, etc.
Who we are?
(1) China top 500 enterprises industry leading brands
(2) 15 years experience in manufacturing and exporting steel products since 2000
(3) For 10 consecutive years of the first production and sales
What we own?
8000 employees
59 ERW steel pipe production lines
36 hot-dip galvanized steel pipe production lines
24 square and rectangular steel pipe production lines
18 SSAW steel pipe production lines
16 steel-plastic complex steel pipe production lines
9 hot-dip galvanized square and rectangular steel pipe production lines
5 seamless steel pipe production lines
3 national accredited laboratory
1 Tianjin government accredited business technology center
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2461066". Items marked "" are certified.
Company Profile
Tianjin Youfa International Trade Co., Ltd. is the subsidiary of Tianjin Youfa Group. As one of the windows for international business, we mainly focus on exploring overseas markets as well as developing and offering service for major domestic clients. Tianjin Youfa Group is a comprehensive steel-based enterprise, the business includes steel-making, steel strip, straight seam welded pipe, galvanized pipe, rectangular pipe, spiral pipe, plastic inner-lined pipe, seamless pipe, covered electrode, so on and so forth. The annual integrate production capacity amounts to 7.5 million tons. Since 2006, we have been one of the leading corporations in Chinese Top-500. What is more, Youfa Group is the largest straight-seam welded pipe manufacturer in China. In 2008, "YouFa" Brand was regarded as the "Well-known Chinese Trademark" by Trademark Office State Administration for Industry &Commerce of the People's Republic of China. Meanwhile, we are the first-class supplier for CNPC, Sinopec and some big relevant companies. So as to adapt to the overall-developing strategy, at the beginning of 2010, YouFa Group and its subsidiaries founded SIANO(Beijing) Steel Co., Ltd, which is responsible for the import &export business, building business contact with some influential companies and providing the after-sale service for our customers.
Our motto is "Integrity Is First, Clients are Highest" and we will do our utmost to provide the best service for customers both at home and abroad.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No 7f, No 4 Anshun Building, Dafeng Road(Aqua City), Hongqiao District, Tianjin, China
-
Plant Area
- 910 square meters
-
Number of Employees
- 83
-
Registered Capital
- 100,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port
-
Minimum Order Quantity
- 1
-
Supply Chain Partners
- 260
Our Production Capability & Technical Expertise
-
Main Products
- Carbon Steel Pipe, Galvanized Steel Pipe, Stainless Steel Pipe, Scaffolding, Pipe Fitting
-
Production Lines
- 2
-
Production Machines
- Turning machine tool
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
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
- 6 people
-
Traceability of Raw Materials
- Yes
-
Test Reports for Raw Materials
- UL
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2012-11-08
-
Export Year
- 12 years
-
Main Markets
- North America, South America, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia
-
Repeat Buyers Choice
- 50%~80%
-
Annual Export Revenue
- 4,172,847.2 USD
-
Number of Foreign Trading Staff
- 57
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- Yes
FAQ
- What are the available sizes for the steel pipes?
- Sizes range from 20*20mm to 600*600mm, with wall thickness from 1.2mm to 20mm.
- What materials are used for these pipes?
- Materials include Gr.A, Gr.B, Gr.C, S195, S235, S355, STK400/SS400, Q195, Q235, and Q345.
- Can I customize the pipes?
- Yes, we offer welding, cutting, bending, and full customization from samples or designs.
- What is the delivery time?
- Delivery takes 15-45 days after receiving advanced payment by T/T or LC.
- What certifications do the products have?
- Products are certified by ISO 9001:2008, SGS, BV, CCIC, API, and CE.
- What is the minimum order quantity?
- The minimum order quantity is 1 unit.
- What payment terms are accepted?
- We accept T/T, LC, and D/P payment terms.
- Where is the nearest port for shipping?
- The nearest port is Tianjin Port.
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