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Basic Info.
Product Description
China factory MS erw welded hot rolled black carbon square rectangular hollow section steel pipe tube
Products Description
| Product Name | Black Carbon Square Steel Tube Hollow Section Square Tube |
| Specifications | Square pipe: 20*20mm~500*500mm Rectangular pipe: 20*40mm~300*500mm Thickness: 1.2mm~20mm Length: 3m~12m,random |
| Material | Low carbon steel |
| Steel Grade | Q195 = S195 / A53 Grade A Q235 = S235 / A53 Grade B / A500 Grade 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 | pre-galvanized (Zinc coating: 40-80g/m2) hot dipped galvanized (Zinc coating: 200-600g/m2 ) |
| Pipe Ends | Plain ends |
| Certificates | ISO 9001 |
| Packing and Shipment | 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. |
| 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 |
| Payment terms | T/T, LC |
| Delivery time | 15-45 days (based on quantity) after receiving advanced payment by T/T or L/C . |
Pipe/ Tube Specifications
| Size(mm) | Thickness(mm) | Size(mm) | Thickness(mm) | Size(mm) | Thickness (mm) | Size(mm) | Thickness (mm) |
20*20 | 1.0 | 60*60 50*70 40*80 50*80 70*70 60*80 100*40 | 1.3 | 120*120 140*80 160*80 75*150 100*150 160*60 | 2.5-2.75 | 33*450 300*500 400*400 | 4.5-5.75 |
| 1.3 | 1.4 | 3.0-4.0 | 7.5-11.75 | ||||
| 1.4 | 1.5 | 4.25-4.75 | 12.5-13.75 | ||||
| 1.5 | 1.7 | 5.25-6.0 | 14.5-14.75 | ||||
| 1.7 | 1.8 | 6.5-7.75 | 15.5-17.75 | ||||
| 2.0 | 2.0 | 9.5-15 | 450*450 200*600 300*600 400*500 400*600 500*500 | 4.5-4.75 | |||
| 1.3 | 2.2 |
| 2.5-2.75 | 7.5-7.75 | ||
| 1.4 | 2.5-4.0 | 3.0-3.25 | 9.5-9.75 | ||||
| 1.5 | 4.25-5.0 | 3.5-4.25 | 11.5-13.75 | ||||
| 1.7 | 5.25-6.0 | 4.5-9.25 | 14.5-15.75 | ||||
| 1.8 | 9.5-15 | 16.5-17.75 | |||||
| 2.0 |
| 1.3 | 160*160 180*180 250*100 200*150 | 2.5-2.75 | |||
| 2.2 | 1.5 | 3.5-5.0 | |||||
| 2.5-3.0 | 1.7 | 5.25-7.75 | |||||
| 1.3 | 1.8 | 9.5-15 | ||||
| 1.4 | 2.0 | 150*250 100*300 150*300 200*200 135*135 | 2.75 | ||||
| 1.5 | 2.2 | 3.0-3.25 | |||||
| 1.7 | 2.5-4.0 | 3.5-7.75 | |||||
| 1.8 | 4.25-5.0 | 9.5-12.5 | |||||
| 2.0 | 5.25-5.75 | 12.75-15.75 | |||||
| 2.2 | 7.5-7.75 | 200*300 250*250 100*400 200*250 | 3.52-3.75 | ||||
| 2.5-3.0 |
| 1.5 | 4.5-11.75 | ||||
| 1.3 | 1.7 | 12.5-14.75 | ||||
| 1.4 | 1.8 | 15.5-17.75 | |||||
| 1.5 | 2.0 | 200*350 200*400 300*300 250*350 | 4.75-7.75 | ||||
| 1.7 | 2.2 | 9.5-11.75 | |||||
| 1.8 | 2.5-5.0 | 12.5-14.75 | |||||
| 2.0 | 5.25-6.0 | 15.5-17.75 | |||||
| 2.2 | 6.5-7.75 | 300*350 300*400 350*350 250*450 | 4.75-7.75 | ||||
| 2.5-4.0 | 9.5-13 | 9.5-11.75 | |||||
| 4.25-5.0 | 12.5-14.75 |
Products Show
The application of square tube includes construction, machinery manufacturing, steel construction, shipbuilding, solar power support, steel structure engineering, power engineering, power plant, agricultural and chemical machinery, glass curtain wall, automobile chassis, airport, Boiler construction, highway railings, housing construction, pressure vessels, oil storage tanks, bridges, power station equipment, lifting and transportation machinery and other high load welded structural parts, etc. 
1. who are we?
We are based in Shandong, China, start from 2008,sell to North America(13.00%),South America(11.00%),South Asia(10.00%),Africa(10.00%),Southern Europe(10.00%),Western Europe(6.00%),Domestic Market(5.00%),Northern Europe(5.00%),Central America(5.00%),Oceania(5.00%),Eastern Asia(5.00%),Southeast Asia(5.00%),Eastern Europe(5.00%),Mid East(5.00%).
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Steel Sheet,Steel Pipe,Steel Coil,steel bar,stainless steel bar
4. why should you buy from us not from other suppliers?
We manufacture steel products or steel structure for the Solar Mounting Steel Structure, Transmission & Distribution Steel Structures (Towers & Poles) , Construction, Industrial, Scaffolding and Greenhouse Construction. xinpeng special steel was founded
5. what services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW,DDP,DDU;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union;
Language Spoken:English,Chinese