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0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube
0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube
0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube
0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube
0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube
0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube

0.5 mm-28 mm Q345 Carbon Steel Pipe 20*30 Outer Dia S355jr Ss500 St52 Hot Rolled Square Steel Tube

Min.Order: 1
Product origin: Shanghai, China
Infringement complaint: complaintComplaint
US$ 580 ~ 800

Description
Product Description
Product nameCarbon Steel Square Tube
StandradASTM A 500 Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes
BS EN 10219-2 :2006  Cold formed welded structural hollow sections finegrain steels 
Steel GradeS235, S235JR, S235 G2H, S275, S275JR, S355JRH ,S355J2H, 
St33, St37, St44, ST52,
JIS G3444 STK290,STK400,STK500,STK490,STK540, 
Steel MaterialQ195 → SS330,ST37,ST42

Q235 → SS400,S235JR

Q345 → S355JR,SS500,ST52
SpecificationWall Thickness:0.5mm -28mm

Outer Dia: 5*5 mm-1000*1000mm

Length: 1-12m, customized
Technical treatment

1)  Black,Pre-galvanized

2)  oiled,powder coating

3)  Galvanized as your requirement

PS:Pre galvanized steel pipe: 60-150g/m2;Hot dipped galvanized steel pipe: 200-400g/m2

MOQ1 Ton
Usage1) Low Pressure Liquid, Water, Gas, Oil, Line Pipe
2) Construction , Structure
3) Agriculture fence post , door pipe
Place of OriginChina (Mainland)
Port of LoadingTIANJIN, GUANGZHOU, NIINGBO, SHANGHAI or as required
Terms of DeliveryFOB, CFR, CIF, CNF
PackingStandard export sea-worthy packing
Delivery timeWithin 7-15 days after recieve 30% desipot or as your requirement
StockReady in stocks
Size Chart

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
Processes
  Square tubes is a form of tube type, people have a different name on it, called the rectangular tubes, rectangular tubes, square tubes, welded square tube, because it has a lot of kinds of material of material can make the tube body, usually square tube is formed after unpacking, kaiping, bending strip welding pipe, again by the mechanism of rolling into a square tube.

  Galvanized square steel pipe, rectangular steel pipe, steel hollow section, divided according to the shape of the section, is a name for square pipe and rectangular pipe. It is made of strip steel that has been processed and rolled. Generally, the strip is unpacked, flattened, coiled, welded to form a round tube, and then rolled into a square tube from the round tube and then cut to the required length. Square rectangular tube is also called cold-formed hollow section steel, referred to as square tube and rectangular tube.


Square and Rectangular Steel Pipe Surface:

1) Natural Black;
2) Oiled with pvc wrapped;
3) Color painted on natural black steel pipe;
4) Color painted on Galvanized steel pipe;
5) 3PE coated on natural black steel pipe;
6) 3PE coated on Galvanized steel pipe;
7) Pre galvanized zinc coating 30g/m2 or customized (30g/m2 -100g/m2)
8) Hot dip galvanized zinc coating 200g/m2 or customized (200g/m2 - 500g/m2)
Packaging & Shipping

Carbon Steel Square Tube Packing Details

a) Packing: standard seaworthy export wooden pallets,water proof paper, pvc film, interleaving paper,in 20' or 40' container or as per customers' requirements.
b) Delivery: products in stock can be prepare within 3 days after receiving deposit.
                  products as your order can be finished within 15 days under 500 tons.




Δ Packing and Shipping of high pressure and vessel plate

Transports---------Container sizes:
20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)
40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)
40ft HC:12032mm(Lengh)x2352mm(Width)x2698mm(High)
 
20feet container load 25tons Tubes whose length is under 5.8m
40feet container load 25tons Tubes whose length is under 11.8m
Company Profile
BAO STEEL Co., Ltd is a professional manufacturer engaged in the research,development,production, sale and service of stainless steel sheet, stainless steel pipe, bar, coils. We are located in Tianjin with convenient transportation access. Our factory have rich experience in producing as we are engaged in domestic market for more than 20 years.

Our advantages.
Quality Assurance: To provide quality products at the same time to improve after-sales service
One-stop Service: We have a compatible and experienced R&D team.
Independent factor: We have our own factory and give the best price.
Professional Team: Professional team to provide you with efficient service.
Certifications

FAQ

Q1. What are your company's main products ?

A1: Our main products are stainless steel, carbon steel, galvanized steel, aluminium steel, ppgi steel products, including sheets, pipes, coils, strips, bars and channels.

Q2. What are the advantages of your company ?
A2: We guarantee that the quantity and specification of products are in full compliance with the standards of customer orders. We support any kinds of test. In addition, We also have more professional service and competitive price.

Q3. How do you control quality ?
A3: We provide Factory Test Report, also support Third Party Inspection.

Q4. How many coutries you already exported ?
A4: Exported to more than 50 countries mainly from Middle East, Russia, United States, Canada, Italy, Germany, Australia, Egypt, Chile, Mexico, Venezuela, Argentina, Kuwait, Saudi Arabia, UAE, Sri Lanka, Indonesia, Bangladesh, Turkey, India, etc.

Q5. Can you provide sample ? Do you support OEM ?
A5: Yes. Small samples in store can be provided for free. Customized samples will take about 2-3days.

Q6: What's your payment terms ?
A6: By T/T, L/C (30% deposit in advance, balance 70% before shipment), Western Union, Paypal, or Trade Online.

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