Q195/Q235/Q345/Pre-Galvanized Steel/Hot DIP Galvanized/Black Mild/ERW/Rectangular Pipe/Gi 100X100X5 Square Tube
Item | Black square hollow section pipe |
material | Q235B/Q345b/Ss400/A36/St37 |
certifications | ISO9001 /SGS |
standard | ASTM BS GB API |
size(dia) | 15*15mm-300*300mm |
item | black rectangular section pipe |
size | 10*20mm-200*400mm |
technique | welded ,ERW ,cold rolled .hot rolled |
surface | Bared, Galvanized, Oiled,Or Other Anti-corrosive Treatment. We can produce other specifications according to customers requirements. |
packaging | 1.Big OD:in bulk 2.Small OD:packed by steel strips 3. 20"GP:5.85*2.2*2.2 40"GP:11.85*2.2*2.2 Black steel pipe: oiled/painted, in bundles and tarpaulin outside According to the requirements of customers |
Usage/Application | Mechanical & manufacture, Steel structure, Shipbuilding, Bridging ,Automobile chassis Industrial water lines/plant piping, Vehicular chassis and frames, Idlers & belt conveyorsAgriculture and Irrigation, Scaffoldings, Electrical Cable conduits, Cooling towers, Antenna and Telecom Towers, Cold storages, Tabular polesFire Protection Systems, HVAC, Plumbing,Fabrication industry, |
main market | North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe Central America Northern Europe Southern Europe South Asia Domestic Market |
country of origin | Jiangsu,china |
Productivity | 5000tons per month |
delivery time | within 15 working days after receiving the payment or 100% Irrevocable L/C at sight |
Pre-galvanized square/rectangular tube: Pre-galvanized square/rectangular tube is made of hot dipped galvanized steel strip directly.
Hot dipped galvanizedsquare/rectangular : Hot dipped galvanized square/rectangular tube owns thicker zinc coating than pre-galvanized square/rectangular tube. Black tubes will be dipped into zinc pool for galvanizing.
Electro galvanized square/rectangular : The technology of electro galvanized square/rectangular tube is similar to hot dipped galvanized tube, but the thickness of zinc coating is less than hot dipped galvanized tube.
Painted square/rectangular:Painted square/rectangular to remove the rust and clean the oil first and then paint the required color paint.
Standard:GB/T6728:2002 , ASTM A500 , JIS G3466 , EN10210 ,EN10219
Steel Grade:
GB/T6728:2002 : Q195 , Q235 , Q345
ASTM A500:GR. A , GR. B, GR. C , GR. D
JIS G3466 : SS440,SS540
EN10210, EN10219: S235JR ,S275JR,S355JR, S355J2H
Name | Size | Wall Thickness | Length |
mm | mm | m | |
Square tube | 10x10-500x500 | 0.6-25.0 | 1-12m |
Rectangular tube | 20x10-200x400 | 0.7-13.0 | 1-12m |
FAQ:
Q:Can you send samples?
A:Of course, we can send samples to all parts of the world.