150*150 Erw Galvanized Steel Pipe Hollow Section Square Steel Tube
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|Application||Making Pipes, Cutting Sheets, Making Small Tools, Making Corrugated Sheets, Making Container, Making Fences||Type||Galvanized Rectangular Pipe|
|Length||As Customer's Request||Certificate||ISO9001|
|Technique||Hot Rolled Based||Tolerance||±5%|
|Processing Service||Welding, Punching, Cutting, Bending, Decoiling||Spangle Type||Regular Spangle|
|Skin Pass||Yes||Oiled Or Non-oiled||Slightly Oiled|
|Delivery Time||14 Days||Port||Tianjin Port|
150*150 Erw Galvanized Steel Pipe,
Erw Square Steel Tube,
Hollow Section Erw Galvanized Steel Pipe
150*150 ERW hollow section galvanized square steel pipe and tube
Square steel pipe is also known as square and rectangular cold bending hollow steel,referred to as square pipe and rectangular pipe. It is a kind of joint name of square pipe and rectangular pipe,that is,the steel pipe with equal and unequal side length,it is made of strip steel processed by technology.
Generally,strip steel after unpacked,flattened,crimped,welded round pipe,then rolled into square pipe, and then cut into the required length.
Production process classification
Of square steel pipe
According to the production process,square pipe is divided into:hot rolled seamless square pipe ,cold drawn seamless square pipe, extruded square pipe without dimension, welded square pipe.
The welded square pipe is divided into: (a) according to the process of an arc welded square pipe, resistance welded square pipe (high frequency, low frequency), gas welded square pipe, furnace welded square pipe (b) according to the weld of straight welded square pipe, spiral welded square pipe
Square tube material classification.
Square tube according to material: ordinary carbon steel square tube, low alloy square tube. General carbon steel is divided into: Q195, 0215.0235, 0275SS400, 20# steel, 45# steel, etc. : low alloy steel is divided into Q345, 16N, 0390, ST53-2, etc.
|Thickness||1-200mm；or as required|
|Length:||2000-16000mm,or as required|
|Technique||Hot Rolled Or Cold Rolle|
|Surface treatment||Rust remove , black painting , Galvanized , antirust oil , varnish , 3PE,|
|Payment Terms||T/T, L/C at sight,West Union|
|Heat Treatment||Annealed; Quenched; Tempered|
|Certification:||CE, ISO, SGS,BV,Mill Certificate|
|price terms||FOB,CRF,CIF,EXW, CPT|
|Grade||Q195 — Grade B , SS330 , SPC , S185Q215 — Grade C , CS Type B , SS330 , SPHC,Q235 --- Grade D , SS400 , S235JR , S235JO , S235J2 ,Q345 --- SS500 , ST52 ,S355JR|
|Delivery Detail||Standard has Stock ; Normal About 3-5days ; Custom-made 15-20days；According to order's quantity.|
|Packing||standard export packing ( inside : water proof paper , outside : fumigated wooden box ) Hexagon Shape Bundle , Covered With Tarpaulin , Containers Or In Bulk|