structural square steel pipe 1.we are the professional manufacturer with many years experience ! 2. L/C is acceptable.

1.Product Description: structural square steel pipe

1)size : rectangular O.D 20x30 mm--400x600 mm , square   O.D 20x20mm--400x400mm     W.T 1--25 mm Length: L < 12 m
2) the chemical composition of raw materials							the mechanical property of raw materials
item	Chemical composition %						Item	mechanical property
steel	C %	Mn %	S %	P %	Si %		steel	yield point Mpa	tensile strength Mpa	elongation %
BS1387	< 0.12	< 0.50	< 0.050	< 0.045	< 0.30		BS1387	> 195	315-430	32-33
A53 A	< 0.15	< 0.55	< 0.05	< 0.045	< 0.30		A53 A	> 205	330	26--30
A53 B	< 0.3	< 1.2	< 0.045	<0.05	<0.30		A53 B	>240	>415	21--26
A500 A D	< 0.26	< 1.35	< 0.035	<0.035	0<0.30		A500 A D	230--250	310-400	22--26
A500 B C	< 0.26	< 1.35	< 0.035	<0.035	0<0.30		A500 B C	315--345	400--425	21--22
S235	< 0.20	< 1.4	< 0.040	< 0.040	< 0.30		S235	> 235	>425	21--22
S355	< 0.22	< 1.6	< 0.030	< 0.030	< 0.55		S355	> 355	470-630	21-22
C250	< 0.3	< 1.2	< 0.045	< 0.040	< 0.30		C250	250	320	25
C350	< 0.22	< 1.6	< 0.035	< 0.035	< 0.55		C350	350	430	22
3)quality standard: A500 BS10210 BSEN10219 DIN 17100 JIS-G3466 as1074 as1163
4) surface treatment: galvanized , oiled, painted , bare
5) test:chemical component analysis, mechanical properties ,technical properties , exterior size inspection
6)application: construction.Mechanical part. furniture making
7) package: in bundle covered by plastic bags with two strap in the end
8)certificate: SGS inspection
9)delivery time: usually in 20--30 days
10) payment term: T/T , L/C , Western Union

2. Here we list some size we offen produce for your reference.

square						rectangular
OD mm	WT mm		OD mm	WT mm		OD mm	WT mm		OD mm	WT mm		OD mm	WT mm
20*20	1.0-2.0		130*130	2.5-12.0		20*30	1.0-3.0		50*80	1.8-6.0		100*150	2.5-12.0
25*25	1.0-3.0		140*140	2.5-12.0		20*40	1.2-3.0		50*90	1.8-6.0		100*200	2.5-12.0
30*30	1.2-3.0		150*150	2.5-12.0		25*40	1.2-3.0		50*100	1.5-6.0		100*250	2.5-12.0
40*40	1.2-5.0		160*160	2.5-12.0		25*50	1.2-5.0		50*120	1.5-6.0		100*300	3.0-12.0
50*50	1.2-6.0		180*180	2.5-12.0		30*40	1.2-3.0		60*80	1.3-6.0		100*400	11.5-12.0
60*60	1.3-6.0		200*200	3.0-12.0		30*50	1.2-5.0		60*90	1.5-6.0		150*200	2.5-12.0
70*70	1.3-6.0		220*220	3.5-12.0		30*60	1.2-6.0		60*100	1.5-6.0		150*250	3.0-12.0
75*75	1.5-6.0		250*250	4.5-12.0		40*50	1.2-6.0		60*120	1.5-6.0		150*300	3.0-12.0
80*80	1.5-6.0		300*300	4.0-12.0		40*60	1.2-6.0		75*125	1.5-12.0		200*300	4.5-12.0
90*90	2.0-6.0		350*350	6.0-12.0		40*80	1.3-6.0		80*100	1.5-6.0		200*400	4.75-12.0
100*100	1.5-12.0		400*400	6.0-12.0		40*100	1.3-6.0		80*120	1.5-12.0		300*400	5.75-12.0
120*120	2.5-12.0					50*70	1.3-6.0		80*140	2.5-12.0		300*500	6.0-12.0
We are the manufacturer of steel pipe with many years experience.									80*160	2.5-12.0		400*600	6-12.0

3. some images about the structural square steel pipe

4.product line and certificate.

5.company intructionSino Metal Material Co., Ltd. is a professional manufacturer & exporter of structural square steel pipe, specialized in the field for many years .Our main market is South East Asia, South-Asia, The Middle East, North America , South America, Australia . If you are the buyer from these area , please don't hesitate to contact us , for we have many advantages in these market . but if you are not from these area, also please feel free to contact us , we would send our best offer for your reference .For more details about the structural square steel pipe,  please feel free to contact us, we would send the info in time.

structural square steel pipe