English 
 |
| Quantity: | |
|---|---|
MS ERW Hollow Section Square Rectangle Round Pipe Hollow Iron Pipe Welded Black Steel Pipe Tube
| Product Name | square and rectangular steel pipe |
| Material | carbon steel |
| Steel Grade | Q195 = S195 / A53 Gr. A Q235 = S235 / A53 Grade B / A500 Gr. A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Grade B Grade C |
| Standard | EN10219, EN10210 GB/T 6728 JIS G3466 ASTM A500, A36 |
| Surface Anti-rusty Coating | Plastic wrapped Slightly oiled Painted black or other color |
| Pipe Ends | Plain ends |
| Certificates | ISO 9001 / ISO 18001 / ISO 14001 / CE |
| Usage | Construction / building materials steel pipe Structure steel pipe Solar structure component steel pipe Fence post steel pipe Greenhouse frame steel pipe |
| Trade terms | FOB, CFR, CIF, EXW, FCA |
| Delivery time | 15-45 days (based on quantity) after receiving advanced payment by T/T or LC . |
| Main market | Southeast Asia, South Asia, Middle East, Europe, Middle&South America, Africa and Oceania |
| Square and Rectangular Steel Pipe size chart | ||||
| Square Hollow Section | Rectangular Hollow Section | Thickness | ||
| 20*20 25*25 30*30 | 20*40 30*40 | 1.2-3.0 | ||
| 40*40 50*50 | 30*50 25*50 30*60 40*60 | 1.2-4.75 | ||
| 60*60 | 50*70 40*80 | 1.2-5.75 | ||
| 70*70 80*80 75*75 90*90 100*100 | 60*80 50*80 100*40 120*80 | 1.5-5.75 | ||
| 120*120 140*140 150*150 | 160*80 100*150 140*80 100*180 200*100 | 2.5-10.0 | ||
| 160*160 180*180 200*200 | 200*150 250*150 | 3.5-12.0 | ||
| 250*250 300*300 400*200 350*350 350*300 | 250*200 300*200 350*200 350*250 450*250 400*300 500*200 | 4.5-15.75 | ||
| 400*400 280*280 450*300 450*200 | 400*350 400*250 500*250 500*300 400*600 | 5.0-20.0 | ||
Packaging & Shipping
mild steel tube square and rectangular hollow section PACKING AND DELIVERY:
1. OD 300mm and below In hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles
2. above OD 300mm in bulk or according to custom opinion
3. 25 tons/container and 5 tons/size for a trial order;
4. For 20" container the max length is 5.8m;
5. For 40" container the max length is 11.8m.
Production Capacity:
Totally 11 factories with 9000 employees.
62 ERW steel pipe production lines
40 hot dipped galvanized steel pipe production lines
31 square and rectangular steel pipe production lines
9 SSAW steel pipe production lines
25 steel-plastic complex steel pipe production lines
12 hot galvanized square/rectangular pipe production lines
3 national accredited laboratory with CNAS Certificates
1 Tianjin government accreditd technology center
Why choose us ?
1. Experience: 20 years focus on quality,
2. Strength: The company that can produce 10 million tons welded pipe exclusively in the world. More than 12,600,000 tons and 190,000 tons (Annual production and export volume)
3. Professional teams slove all kinds of your problems,
4. Service: 24 hours services quickly reply during the whole business process and after business,
5. Quality: Reliable and World certified. We have two national CNAS certified laboratories, and cooperated with many big steel plate factories and retesting of raw materials,
6. any size could be customized as per your required,
7. BV,ISO,SGS Certification,
8. free sample,
9. Delivery: Own factory in TianJin! We are near Tianjin port, also have own transport fleet, have the most convenient transport and prompt delivery,
10. OEM
Production line:
MS ERW Hollow Section Square Rectangle Round Pipe Hollow Iron Pipe Welded Black Steel Pipe Tube
| Product Name | square and rectangular steel pipe |
| Material | carbon steel |
| Steel Grade | Q195 = S195 / A53 Gr. A Q235 = S235 / A53 Grade B / A500 Gr. A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Grade B Grade C |
| Standard | EN10219, EN10210 GB/T 6728 JIS G3466 ASTM A500, A36 |
| Surface Anti-rusty Coating | Plastic wrapped Slightly oiled Painted black or other color |
| Pipe Ends | Plain ends |
| Certificates | ISO 9001 / ISO 18001 / ISO 14001 / CE |
| Usage | Construction / building materials steel pipe Structure steel pipe Solar structure component steel pipe Fence post steel pipe Greenhouse frame steel pipe |
| Trade terms | FOB, CFR, CIF, EXW, FCA |
| Delivery time | 15-45 days (based on quantity) after receiving advanced payment by T/T or LC . |
| Main market | Southeast Asia, South Asia, Middle East, Europe, Middle&South America, Africa and Oceania |
| Square and Rectangular Steel Pipe size chart | ||||
| Square Hollow Section | Rectangular Hollow Section | Thickness | ||
| 20*20 25*25 30*30 | 20*40 30*40 | 1.2-3.0 | ||
| 40*40 50*50 | 30*50 25*50 30*60 40*60 | 1.2-4.75 | ||
| 60*60 | 50*70 40*80 | 1.2-5.75 | ||
| 70*70 80*80 75*75 90*90 100*100 | 60*80 50*80 100*40 120*80 | 1.5-5.75 | ||
| 120*120 140*140 150*150 | 160*80 100*150 140*80 100*180 200*100 | 2.5-10.0 | ||
| 160*160 180*180 200*200 | 200*150 250*150 | 3.5-12.0 | ||
| 250*250 300*300 400*200 350*350 350*300 | 250*200 300*200 350*200 350*250 450*250 400*300 500*200 | 4.5-15.75 | ||
| 400*400 280*280 450*300 450*200 | 400*350 400*250 500*250 500*300 400*600 | 5.0-20.0 | ||
Packaging & Shipping
mild steel tube square and rectangular hollow section PACKING AND DELIVERY:
1. OD 300mm and below In hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles
2. above OD 300mm in bulk or according to custom opinion
3. 25 tons/container and 5 tons/size for a trial order;
4. For 20" container the max length is 5.8m;
5. For 40" container the max length is 11.8m.
Production Capacity:
Totally 11 factories with 9000 employees.
62 ERW steel pipe production lines
40 hot dipped galvanized steel pipe production lines
31 square and rectangular steel pipe production lines
9 SSAW steel pipe production lines
25 steel-plastic complex steel pipe production lines
12 hot galvanized square/rectangular pipe production lines
3 national accredited laboratory with CNAS Certificates
1 Tianjin government accreditd technology center
Why choose us ?
1. Experience: 20 years focus on quality,
2. Strength: The company that can produce 10 million tons welded pipe exclusively in the world. More than 12,600,000 tons and 190,000 tons (Annual production and export volume)
3. Professional teams slove all kinds of your problems,
4. Service: 24 hours services quickly reply during the whole business process and after business,
5. Quality: Reliable and World certified. We have two national CNAS certified laboratories, and cooperated with many big steel plate factories and retesting of raw materials,
6. any size could be customized as per your required,
7. BV,ISO,SGS Certification,
8. free sample,
9. Delivery: Own factory in TianJin! We are near Tianjin port, also have own transport fleet, have the most convenient transport and prompt delivery,
10. OEM
Production line:
