1.Products:
Weld & seamless square pipe
Weld & seamless tube
Square tube model: 20x20mm-- 800x800mm
Rectangular tube model: 20x30mm-- 600x800mm
Material (steel number) : Q235B S275JR S355J2H STK490 GRB/C/D Q345B/C/D/E S304 S316L etc
Surface (material) : black tube, hot dip galvanizing, oil coating, spray painting, sand blasting, etc.
2. Application:
Heavy steel structure
Aerospace engineering
high-speed railway
shipbuilding
Seamless steel pipe for machinery
Seamless steel tubes for automobiles and high-speed trains
Seamless steel tubes for chemical and boiler applications
Seamless steel pipes for Bridges
3. Certificate
CE EN10210-1:2006
CE EN10219-1:2006
CE EN10204.3.1
CE EN10204.3.2
ABS Certificate (American Bureau of Shipping)
ISO9001:2008
SGS BV etc.
4. Standards
DIN EN 10210 (Europe)
Hot finished structural hollow sections of non-alloy and fine grain steels
DIN EN 10219 (Europe)
Cold formed welded structural hollow sections of non- alloy and fine grain steels
ASTM A500 (American) Cold formed structural Circular sections and special sections (welded/seamless)
GB/T 3094-2000 (China)
Cold drawn forming steel tube
GB/T 6728-2002(China)
Cold formed structural hollow sections
JISG 3466(Japan)
Carbon steel square pipes for general structural purposes
AS 1163(Australia)
Structural Steel Hollow Sections
5.contact information
Lily Zhao (Sales Manager)
QQ:1363658246
Mobile phone: 0086--15854160308
Email:lily@sdxjysteel.com
JINAN XIN JIYUAN SPECIAL SECTION TUBECO.,LTD;sharp corner square and rectangular steel tubes Model list | |||||
Size | size | thickness（mm） | size | size | thickness（mm） |
15*15 | 1.2 | 40*120 | 60*140 | 2.5-4.0 | |
20*20 | 15*20 | 1.2-1.5 | 50*90 | 70*100 | 4.5-6.0 |
20*20 | 1.8-2.2 | 50*120 | 80*180 | 6.5-8.0 | |
20*20 | 2.3-2.5 | 50*150 | 80*200 | 8.5-12.0 | |
20*20 | 20*30 | 1.2 | 60*90 | 80*200 | 12.0-28.0 |
25*25 | 20*40 | 1.5 | 60*160 | 120*200 | 3.0-6.0 |
25*25 | 25*40 | 1.8 | 80*240 | 180*260 | 6.5-8.0 |
30*30 | 25*50 | 2.0-2.3 | 80*260 | 200*250 | 8.5-12.0 |
40*50 | 30*40 | 2.5-3.0 | 100*180 | 280*280 | 12.0-14.0 |
40*50 | 30*60 | 3.5-4.0 | 100*250 | 280*280 | 14.0-28.0 |
40*40 | 30*50 | 1.5 | 140*140 | 100*120 | 2.5-3.5 |
40*40 | 30*50 | 1.7 | 150*150 | 100*150 | 3.75-6.0 |
50*50 | 30*50 | 1.8-2.3 | 160*160 | 80*160 | 7.5-8.0 |
50*50 | 40*60 | 2.5-4.0 | 180*180 | 100*200 | 8.5-12.0 |
50*50 | 40*60 | 4.5-5.0 | 180*180 | 100*200 | 13.0-16.0 |
50*50 | 40*60 | 5.25-6.0 | 180*180 | 100*200 | 3.0-4.0 |
60*60 | 40*80 | 1.8 | 180*180 | 100*200 | 4.25-6.0 |
70*70 | 40*100 | 2.0-2.2 | 200*200 | 100*300 | 7.5-10 |
70*70 | 50*70 | 2.5-4.0 | 220*220 | 150*200 | 11.5-12 |
80*80 | 50*80 | 4.5-5.0 | 220*220 | 150*250 | 12.5-16 |
50*100 | 60*80 | 5.5-6.0 | 220*220 | 150*250 | 18-30 |
50*100 | 60*100 | 7.5-8.0 | 220*220 | 150*250 | 3.5-4 |
90*90 | 60*100 | 1.8 | 250*250 | 200*300 | 4.5-5.0 |
90*90 | 60*100 | 2.0-2.2 | 250*250 | 200*300 | 5.75-8.0 |
100*100 | 60*120 | 2.3-2.5 | 300*300 | 250*400 | 9.5-12 |
100*100 | 60*120 | 2.5-4.0 | 300*300 | 250*400 | 12.5-15 |
100*100 | 80*100 | 4.5-5.0 | 350*350 | 200*400 | 15.5-28 |
100*100 | 80*120 | 5.5-6.0 | 350*350 | 200*400 | 4.5-6.0 |
100*100 | 80*120 | 6.5-8.0 | 350*350 | 200*400 | 7.5-12 |
100*100 | 80*120 | 9.5-15.0 | 400*400 | 300*500 | 12.5-14 |
120*120 | 75*150 | 2.5-3.0 | 400*400 | 300*450 | 15.5-18 |
130*130 | 80*140 | 3.5-4.0 | 400*400 | 300*450 | 18-25 |
130*130 | 80*140 | 4.5-5.0 | 400*400 | 300*450 | 26-32 |
130*130 | 80*140 | 5.5-6.0 | 400*400 | 300*450 | 5.0-7.5 |
130*130 | 80*140 | 6.5-8 | 500*500 | 200*600 | 7.75-9.75 |
130*130 | 80*140 | 9.0-12 | 500*500 | 300*600 | 11.5-14 |
30*30 | 20*40 | 3.5-4 | 600*600 | 400*500 | 14.5-16 |
40*40 | 20*40 | 4.5-5 | 600*600 | 400*600 | 16.5-18 |
60*120 | 20*40 | 7.5-8 | 600*600 | 20-25 | |
200*400 | 20*40 | 4.0 | 600*600 | 26-32 | |
