Top-Quality Square and Rectangular Hollow Section Tubes From China′s Leading Steel Pipe Supplier

• Type: Welded
• Technique: ERW
• Material: Carbon Steel
• Surface Treatment: Galvanized
• Usage: Machinery Industry, Construction & Decoration
• Section Shape: Square/Rectangular
• Commodity: Square/Rectangular Hollow Section Tubes
• Square Tube: 20X20mm-500X500mm
• Rectangular Tube: 10X20mm-400X600mm
• Wall Thickness: 1.0-30.0mm
• Length: 6.0m, 5.8m, 1-12.0m
• Steel Grade: S235jr/S355;ASTM A500;Stk400/Stk500
• Zinc Coating: 40GSM-600GSM
• Business Type: Manufacturer & Exporter
• Transport Package: in Bundle by Steel Strip
• Trademark: Youfa
• Origin: China
• HS Code: 7306610000
• Production Capacity: 10000000 Metric Ton

Product Description

China Leading Manufacturer - Tianjin YOUFA Steel Pipe Group

Black and Galvanized finish square hollow steel tube

 

Commodity	Galvanized Steel Square / Rectangular tube
Size	20x20--500x500mm	20x40--400x600mm
Wall thickness	0.5-20mm
Length	5.8m/6m  or based on your request
Standard	EN10025.EN10219,ASTM A500 and so on (the Chinese material can be Q195,Q235Q345)
Surface	Black, or Galvanized and Oiled to prevent the rust
End finish	Plain end
Usage	Steel construction, mechanical, manufacturing, construction, automobile manufacturing, shipbuilding, electricity and more
Packing	1.Big OD:in bulk 2.Small OD:packed by steel strips 3.woven cloth with 7 slats 4.according to the requirements of customers
Shipment	by bulk or load into 20ft / 40ft containers
Delivery time	Within 20days or as your request
Payment Terms	T/T or L/C at sight Terms of trade :FOB ,CFR,CIF ,DDP,EXW

 


Square and Rectangular Steel Hollow Section Tube

Square and Rectangular Steel Hollow Section Tube

Company: Tianjin Youfa International Trade Co., Ltd.

Product Description:

• Square Tube: 20x20--400x400mm


• Rectangular Tube: 20x40--300x500mm


• Thickness: 0.5mm - 20.0mm


• Usage: Steel structure, Mechanical, Manufacturing, Construction, Automobile manufacturing, Shipbuilding, Electricity, and more

Available Types:

• Black Steel Hollow Sections


• Black Annealed Steel Hollow Section


• Pre Galvanized Steel Hollow Section


• Hot Dip Galvanized Steel Hollow Section


• Painted or Power Coated Finish Steel Hollow Section


• Oiled Finish Hollow Sections

Special Processes Available:

1. Punching holes


2. Cutting different lengths


3. Bending


4. Waterproof cloth packing


5. High zinc coating, from Zinc 10micron up to 80 micron


6. Heat Treatment for special usage steel

Products & Production lines show:

Specification & Wall Thickness for Square/Rectangular Tube

Find a reliable supplier of welded steel pipes in China. We offer a wide range of square and rectangular tubes with various specifications and wall thicknesses. Contact us for competitive prices and high-quality products.

 

Square tube (mm)	Rectangular tube (mm)	Wall Thickness (mm)		Square tube  (mm)	Rectangular tube (mm)	Wall Thickness (mm)
19*19		1.0		40*135 50*140 60*130 75*125 40*150	50*150 60*140 80*120 100*100	1.5
		1.2				1.7
		1.3				2.0
		1.4				2.2
		1.5				2.5~5.0
		1.7				5.25~6.0
		2.0				6.5~9.75
20*20 25*25	20*30	1.0				11.5~16
		1.2		50*160 60*150 60*180 65*180 70*150 90*150 90*160 100*120 100*125 100*140	60*160 80*140 80*160 100*150 120*120 110*110 120*180 125*125	2.5
		1.3				2.75
		1.4				3.0~4.0
		1.5				4.25~4.75
		1.7				5.25~6.0
		1.8				6.5~7.75
		2.0				9.5~9.75
		2.2				10.5~11.75
		2.5~3.0				12.5~15.75
32*32 35*35 20*50	20*40 25*40 30*30 30*40	1.0				16~~30
		1.2		60*170 70*160 80*150 80*180 127*127	75*150 100*200 140*140 150*150 130*130	2.5
		1.3				2.75
		1.4				3.0~5.75
		1.5				7.5~9.75
		1.7				10.5~11.75
		1.8				12.5~15
		2.0		60*200 60*220 80*200 80*220 100*180 120*160 120*200	100*250 160*160 180*180 140*180 150*170 150*180 150*200	2.5
		2.2				2.75~3.25
		2.5~3.0				3.5~5.0
		3.5~3.75				5.25~7.75
20*60 20*80 25*65 30*70 35*60 38*38 45*45 39*49 25*70	25*50 30*50 30*60 40*40 40*50 40*60 50*50	1.2				9.5~11.75
		1.3				12.5~15.75
		1.4				16~~30
		1.5		100*350 125*250 130*250 135*135 140*240 150*220 225*225	100*300 150*250 200*200 200*250	2.75
		1.7				3.0~3.25
		1.8				3.5~9.75
		2.0				11.5~11.75
		2.2				12.5~14.75
		2.5~4.0				15.5~15.75
		4.25~5.0				16~~30
		5.25~5.75		100*400 130*300 150*350 200*280 220*220 200*350 250*350	150*300 200*300 250*250 180*300 200*400 300*300	3.5~4.0
		5.75~6.0				4.5~7.75
30*100 40*70 40*90 50*60 50*75 50*90 55*55 65*65	40*80 40*100 50*70 50*80 60*60 60*80 70*70	1.3				9.5~11.75
		1.4				12.5~14.75
		1.5				15.5~17.75
		1.7				4.75~11.75
		1.8				12.5~14.75
		2.0				15.5~17.75
		2.2		300*320 300*350	200*500 250*450 300*400 350*350	4.75~11.75
		2.5~4.0				12.5~14.75
		4.25~5.0				15.5~17.75
		5.25~5.75				18~~30
		5.75~6.0		200*450 250*400 250*500 300*450	200*600 280*280 300*500 350*400 400*400	4.5~5.75
40*120 40*140 50*110 50*120 50*125 70*100 85*85	50*100 60*90 60*100 60*120 75*75 80*80 80*100 90*90	1.3				6.5~11.75
		1.5				12.5~14.75
		1.7				15.5~17.75
		1.8				18~~30
		2.0		300*700 300*650 320*320	300*600 400*500 400*600 450*450 500*500	4.5~7.75
		2.2				9.5~9.75
		2.5~4.0				11.5~13.75
		4.25~5.0				14.5~15.75
		5.25~5.75				16.5~17.75
		7.5~9.75				18~~30

Steel Products

Steel Products

Tianjin Youfa International Trade Co., Ltd. supplies a wide range of high-quality steel products to meet your construction needs. Our extensive product line includes:

• Angle Bar: Our angle bars are made from durable steel and are perfect for providing structural support in various applications.


• Flat Bar: Our flat bars are versatile and can be used for a variety of purposes, including construction, manufacturing, and fabrication.


• Plate: Our steel plates are available in different sizes and thicknesses, making them suitable for a wide range of industrial and construction projects.


• Sheet: Our steel sheets are ideal for roofing, cladding, and general fabrication purposes. They are available in various finishes to suit your specific requirements.


• Black self finish: Our black self-finish steel products offer a sleek and modern look, making them perfect for architectural and decorative applications.


• Hot Dipped Galvanized: Our hot-dipped galvanized steel products are coated with a protective layer, providing excellent corrosion resistance and durability.

Choose Tianjin Youfa International Trade Co., Ltd. for all your steel product needs. We are committed to delivering top-quality products that meet industry standards and exceed customer expectations.

Tianjin Youfa Steel Pipe Group Co.

About Us

Tianjin Youfa Steel Pipe Group Co. is the largest welded steel pipe manufacturer in the world. With headquarters located in Daqiuzhuang Village, Tianjin City, China, we have been the leading producer and supplier of various steel pipes for over 20 years.

Our Products

• ERW Steel Pipe


• Hot Dipped Galvanized Steel Pipe


• Square and Rectangular Steel Pipe


• Steel Pipe of Lining Plastic


• Plastic-coated Steel Pipe


• Spiral Steel Pipe


• Highway Materials

Production and Sales

In 2017, we produced over 15 million tons of various steel pipes, making us the top producer and seller in China for 13 consecutive years. Our products are exported to more than 86 countries and regions worldwide.

Quality Certifications

We have acquired several quality certifications, including API 5L/5CT, ISO9001, ISO14001, ISO18001, EN10219, FPC, and UL/FM. These certifications ensure that our products meet international standards and guarantee their quality and reliability.

International Trade

Tianjin Youfa International Trade Co., Ltd. is our subsidiary located in Tianjin City. With a team of 55 professional talents, we provide personalized services for foreign businessmen. To further enhance our services, we have opened a processing factory spanning 10,000 square meters.

Recognition

We are proud to be recognized as one of the Top 500 Enterprises in China, a testament to our commitment to excellence and customer satisfaction.

Contacts:
Export Department

TIANJIN YOUFA STEEL PIPE GROUP
TIANJIN YOUFA INTERNATIONAL TRADE CO., LTD
Address: Daqiuzhuang Town, Jinghai District, Tianjin City, China
Group Website: sianosteel.en.made-in-china.com

Tianjin Youfa International Trade Co., Ltd. is a leading company in the steel pipe industry. We specialize in the production and export of high-quality steel pipes for various applications. Our products are known for their durability, reliability, and superior performance.

With our state-of-the-art manufacturing facilities and a team of experienced professionals, we ensure that our steel pipes meet the highest industry standards. We offer a wide range of products, including seamless steel pipes, welded steel pipes, galvanized steel pipes, and more.

Our steel pipes are widely used in industries such as construction, oil and gas, water supply, and transportation. They are designed to withstand extreme conditions and provide long-lasting performance. Whether you need pipes for structural purposes or for fluid transportation, we have the perfect solution for you.

At Tianjin Youfa International Trade Co., Ltd., we prioritize customer satisfaction. We strive to provide excellent service and timely delivery to our clients worldwide. Our team is dedicated to understanding your specific requirements and offering customized solutions that meet your needs.

Choose Tianjin Youfa International Trade Co., Ltd. for all your steel pipe needs. Contact our Export Department today to discuss your requirements and get a competitive quote.