square-steel-tube-hollow-section-pipe-for-bridge-structure Specification for Standard Preparation of square steel tube for Bridge Structure Task source This standard is proposed and under the jurisdiction of China Steel Structure Association, and Metallurgical Industry Planning Research Institute is the standard organization and coordination unit. According to the Steel Standardization Committee of China Steel Structure Association The 2018 group standard preparation and revision plan was jointly drafted by Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd., Metallurgical Industry Planning 9 Research Institute, China National Machinery Heavy Industry Group Co., Ltd., Minmetals Steel Hangzhou Co., Ltd. and other units. It is planned to complete the formulation of the standard of Rectangular Pipe for Bridge Structures by 2019.   Welcome to contact Yuantai Derun, E-mail: sales@ytdrgg.com , real-time connection factory inspection or factory visit!  

Remark: reference table of standards executed by the manufacturer of square tube(Note: the wall thickness of steel pipe is 6-50mm, and the length is 6-18m)

 

O.D(mm)	Thickness(mm)	O.D(mm)	Thickness(mm)	O.D(mm)	Thickness(mm)	O.D(mm)	Thickness(mm)
20*20	1.3	60*120 80*100 90*90	1.50	180*180	3	300*800 400*700 550*550 500*600
	1.4		1.70		3.5-3.75		9.5-9.75
	1.5		1.80		4.5-4.75		11.5-11.75
	1.7		2.00		5.5-7.75		12-13.75
	1.8		2.20		9.5-9.75		15-50
	2.0		2.5-4.0		11.5-11.75
20*30 25*25	1.3		4.25-4.75		12.0-25.0
	1.4		5.0-6.3	100*300 150*250 200*200	2.75	300*900 400*800 600*600 500*700
	1.5		7.5-8		3.0-4.0		9.5-9.75
	1.7	50*150 60*140 80*120 100*100	1.50		4.5-9.75		11.5-11.75
	1.8		1.70		11.5-11.75		12-13.75
	2.0		2.00		12.5-12.75		15-50
	2.2		2.20		13.5-13.75
	2.5-3.0		2.5-2.75		15.5-30
20*40 25*40 30*30 30*40	1.3		3.0-4.75	150*300 200*250	3.75	300*1000 400*900 500*800 600*700 650*650
	1.4		5.5-6.3		4.5-4.75
	1.5		7.5-7.75		5.5-6.3		9.5-9.75
	1.7		9.5-9.75		7.5-7.75		11.5-11.75
	1.8		11.5-16		9.5-9.75		12-13.75
	2.0	60*160 80*140 100*120	2.50		11.5-11.75		15-50
	2.2		2.75		13.5-30
	2.5-3.0		3.0-4.75	200*300 250*250	3.75	400*1000 500*900 600*800 700*700
	3.25-4.0		5.5-6.3		4.5-4.75
25*50 30*50 30*60 40*40 40*50 40*60 50*50	1.3		7.5-7.75		5.5-6.3		9.5-9.75
	1.4		9.5-16		7.5-7.75		11.5-11.75
	1.5	75*150	2.50		9.5-9.75		12-13.75
	1.7		2.75		11.5-11.75		15-50
	1.8		3.0-3.75		12-13.75
	2.0		4.5-4.75		15.5-30
	2.2		5.5-6.3	200*400 250*350 300*300	4.5-6.3	500*1000 600*900 700*800 750*750
	2.5-3.0		7.5-7.75		7.5-7.75		9.5-9.75
	3.25-4.0		9.5-16		9.5-9.75		11.5-11.75
	4.25-4.75	80*160 120*120	2.50		11.5-11.75		12-13.75
	5.0-5.75		2.75		12-13.75		15-50
	5.75-6.3		3.0-4.75		15.5-30
40*80 50*70 50*80 60*60	1.3		5.5-6.3	200*500 250*450 300*400 350*350	5.5-6.3	500*1100 600*900 700*800 750*750
	1.5		7.5-7.75		7.5-7.75		9.5-9.75
	1.7		9.5-9.75		9.5-9.75		11.5-11.75
	1.8		11.5-20		11.5-11.75		12-13.75
	2.0	100*150	2.50		12-13.75		15-50
	2.2		2.75		15.5-30
	2.5-3.0		3.0-4.75	280*280	5.5-6.3	600*1100 700*1000 800*900 850*850
	3.25-4.0		5.5-6.3		7.5-7.75		9.5-9.75
	4.25-4.75		7.5-7.75		9.5-9.75		11.5-11.75
	5.0-6.0		9.5-9.75		11.5-11.75		12-13.75
40*100 60*80 70*70	1.3		11.5-20		12-13.75		15-50
	1.5	100*200 120*180 150*150	2.50		15.5-30
	1.7		2.75	350*400 300*450	7.5-7.75	700*1100 800*1000 900*900
	1.8		3.0-7.75		9.5-9.75		11.5-11.75
	2.0		9.5-9.75		11.5-11.75		12-13.75
	2.2		11.5-20		12-13.75		15-50
	2.5-3.0	100*250 150*200	3.00		15.5-30
	3.25-4.0		3.25-3.75	200*600 300*500 400*400	7.5-7.75	800*1100 900*1000 950*950
	4.25-4.75		4.25-4.75		9.5-9.75		11.5-11.75
	5.0-6.3		9.5-9.75		11.5-11.75		12-13.75
50*100 60*90 60*100 75*75 80*80	1.3		11.5-11.75		12-13.75		15-50
	1.5		12.25		15.5-40
	1.7	140*140	3.0-3.75	300*600 400*500 400*400	7.5-7.75	900*1100 1000*1000 800*1200
	1.8		4.5-6.3		9.5-9.75
	2.0		7.5-7.75		11.5-11.75		20-60
	2.2		9.5-9.75		12-13.75
	2.5-3.0		11.5-25		15.5-40
	3.25-4.0	160*160	3.00	400*600 500*500	9.5-9.75	1100*1000 1100*1100
	4.25-4.75		3.5-3.75		11.5-11.75		20-60
	5.0-5.75		4.25-7.75		12-13.75
	7.5-8		9.5-25		15.5-40

 

Square and rectangular tubes are industrial consumables, which generally involve large quantities of procurement. The procurement personnel also need to sort out relevant data during procurement. The above customized standards of seamless square and rectangular tubes manufacturers and the specification and size table of square and rectangular tubes can provide reference for procurement personnel, and more direct data will be generally provided by manufacturers.

01  DERECT DEAL

    We have been specialized  in

    producing steel for 21 years

• 02  COMPLETE
• SPECIFICATIONS

  OD:10*10-1000*1000mm 10*15-800*1100mm Customized according to customer requirements

   Thickness:6-60mm

   Length:1-24M or as required

3  CERTIFICATION IS COMPLETE can produce steel pipe products of world stardard,such as European standard,American standard, Japanese standard,Astralian standard,natinal standard and so on. 04 LARGE INVENTORY Common specifications perennial inventory of 200000 tons

THE ONLY

rectangular tube manufacturer selected into the top ten steel tube brands in China

THE QUALIFIED RATE OF PRODUCTS >100%

Q1: Are you trading company or manufacturer ? A: We are factory. Q2: How long is your delivery time? A: Generally it is 5-10 days if the goods are in stock. or it is 30 days if the goods are not in stock, it is according to quantity. Q3:Do you provide samples ? is it free or extra ? A: Yes, we could offer the sample for free charge with the cost of freight paid by customer. Q4: What is your terms of payment ? A: Payment<=1000USD, 100% in advance. Payment>=1000USD 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us as below