ASTM A500 Welded Carbon Steel Tube ERW Gi Steel Square Pipe 3X4

• Customization: Available
• 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 tube:20x20--400x400mm

Rectangular tube:20x40--300x500mm

Thickness: 0.5mm - 20.0mm
 

Usage: Steel struction,Mechanical,manufacturing,Construction,Automobile manufacturing,Shipbuilding,Electricity and so on

 

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 process for Steel Hollow sections as your requests:

1. Punching holes,

2. Cutting different length,

3. Bending,

4. Water proof cloth packing,

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

6. Heat Treatment for specail usage steel;

 

Products & Production lines show:

Specification & Wall Thickness for Square/Rectangular tube Production Range list:
 

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

Suppling other Steel Products are as follows:

Angle Bar

Flat Bar

Plate, Sheet

Black self finish, and Hot Dipped Galvanized process


Company's information:

Tianjin Youfa Steel Pipe Group Co. was founded on July 1st,2000,with the headquarters located at the largest steel pipe production base in China-Daqiuzhuang Village,Tianjin City;

• produced over 15million tons of various steel pipes in 2017;

• The largest welded steel pipe manufacturer in the world, Production and Sales No.1 for 13 consecutive years in China. Products exported to over 86 countries and regions,the Top 500 Enterprises in China;

• has formed four production bases in Tianjin City, Tangshan City, Handan City and Shanxi Province;

• Tianjin Youfa International Trade Co., is a subsidiary of YOUFA Steel Pipe Group,located in Tianjin City.Company has 55 professional talents. In order to provide personalized service for foreign businessmen, we have opened a processing factory of 10,000 square meters;

• Products cover 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

TOP 500 ENTERPRISE IN CHINA

Certificates:

Tianjin Youfa Steel Pipe Group Co., have acquired certificates of API 5L/5CT, ISO9001, ISO14001, ISO18001, EN10219, FPC and UL / FM quality system.





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Contacts:

Export Dept 

TIANJIN YOUFA STEEL PIPE GROUP
TIANJIN YOUFA INTERNATIONAL TRADE CO.,LTD
Address: Daqiuzhuang Town,Jinghai Distr.,Tianjin City,China

Group Website: sianosteel.en.made-in-china.com
                            sianosteel.en.made-in-china.com