Basic Info.
Model NO.
                             erw square tube
                         Product Name
                             Ms Square Tube
                         Keyword
                             Square Hollow Section
                         Techinical Process
                             Oiled Painting
                         Color
                             Black
                         Application
                             Building
                         Length
                             12
                         Thinckness
                             1.5mm-22mm
                         Transport Package
                             1) in Bundle with Strip; 2) First Packing by Plast
                         Specification
                             2-12meters
                         Trademark
                             Jinnuo
                         Origin
                             Jinnuo
                         HS Code
                             7306610000
                         Product Description
    Square Hollow Section Description     
ERW Square and Rectangular Steel Pipes and Tubes for Shipbuilding and Bridge Structure
Buying ms hollow section steel square tube from China? We are your brain!
Stop your search now and stay with us, because--
1. We make sure to offer you HIGHER quality steel pipes than others in same price.
2. We make sure to ask you Lower price than others in same quality.
3. 80% our new customers give their reorders to us!                  
       
   ERW Square and Rectangular Steel Pipes and Tubes for Shipbuilding and Bridge Structure
Buying ms hollow section steel square tube from China? We are your brain!
Stop your search now and stay with us, because--
1. We make sure to offer you HIGHER quality steel pipes than others in same price.
2. We make sure to ask you Lower price than others in same quality.
3. 80% our new customers give their reorders to us!
| Item | MS hollow mild square erw square and rectangular Steel Pipes and Tubes | 
| Material | SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, API Standard material, ASTM A53 A,B | 
| Wall thickness | 0.5-20 mm | 
| outer diameter | SHS: 15*15-400*400mm, RHS: 20*25-400*300mm | 
| Length | 2m-12m or as per customers' requirement | 
| Thickness Tolerance | + 5%- | 
| Surface Treatment | Black painting/varnished surface,anti-corrosion oil, galvanized | 
| Pipe end | Plain end | 
| Marking | As per customer's requirement | 
| International Standard | ASTM A500, GB/T6728-2002 | 
| Usage | Mechanical & manufacture, Steel structure,Shipbuilding, Bridging ,Automobile chassis | 
| Certificate | ISO,BV,API | 
| ODM/OEM | available | 
Pictures of Square Tube


Constituent of the material
| Grade | C | Mn | Si | S | P | UTS(MPa) | YS(MPa) | EI(%) | 
| Q235B | 0.12-0.20 | 0.30-0.70 | 0.30 | 0.045 | 0.045 | 375-500 | 235 | 26 | 
| Q345B | 0.12-0.20 | 1.20-1.60 | 0.20-0.55 | ≤0.045 | ≤0.045 | 510-600 | 345 | 22 | 
| 20#(GB) | 0.17-0.23 | 0.38-0.65 | 0.17-0.37 | ≤0.030 | ≤0.030 | 410-550 | ≥245 | ≥20 | 
    Packing and Shipping    
For the detailed package of black iron pipe we could do as bellow:
1. Big size: by bulk
2. Small size:
1) in bundle with steel strip
2) inside with bundle, outside with plastic cloth
3) by bulk, then put into container directly
3. For container
1)20FT GP Container: pipe length less than 5.8m, qty max 27ton
2)40FT GP Container: pipe length less than 12m, qty max 26.5ton
    
                 
                     For the detailed package of black iron pipe we could do as bellow:
1. Big size: by bulk
2. Small size:
1) in bundle with steel strip
2) inside with bundle, outside with plastic cloth
3) by bulk, then put into container directly
3. For container
1)20FT GP Container: pipe length less than 5.8m, qty max 27ton
2)40FT GP Container: pipe length less than 12m, qty max 26.5ton
         Our Factory      
Tianjin JN Steel Pipe Co., Ltd is our factory and Tianjin Kuifang International Co., Ltd is our import and export company, we do steel pipe business since 1985, our main products are black welded steel pipe(round,square,rectangular),galvanized steel pipe(round,square,rectangular), gi pipe, steel strip,cooperated products are galvanized steel coil, angle steel, beam etc,welcome you visit our factory
     

Certificate
     
Our exhibition and Team
     
     
Welded steel tube specification
Based on the customer's requirements we can manufacture ERW square and rectangular tubes of different size and shape. We have a very large production capacity of ERW steel pipes and tubes
Electric Resistance Welded square and rectangular tubes are used in various engineering purposes, Steel Structure, Building Material,,Sport equipment, Home furniture and other fields.
     
     
FAQ
Q: Are you trading company or manufacturer ?
A: Yes ,we are the manufacturer,welcome to visit our company.
Q: Can you send us the sample?
A: Yes, Yes, free samples can be supplied.
Q: How long is your delivery time?
15-30 days after receiving deposit.
Q: What payment terms can you accept?
A: T/T,100% L/C at sight, Cash, Credit card
Q.How about the delivery time?
A :15-30 days after receiving deposit
Recommend product
    
    Tianjin JN Steel Pipe Co., Ltd is our factory and Tianjin Kuifang International Co., Ltd is our import and export company, we do steel pipe business since 1985, our main products are black welded steel pipe(round,square,rectangular),galvanized steel pipe(round,square,rectangular), gi pipe, steel strip,cooperated products are galvanized steel coil, angle steel, beam etc,welcome you visit our factory


Certificate
     Our exhibition and Team
     Welded steel tube specification
Based on the customer's requirements we can manufacture ERW square and rectangular tubes of different size and shape. We have a very large production capacity of ERW steel pipes and tubes
Electric Resistance Welded square and rectangular tubes are used in various engineering purposes, Steel Structure, Building Material,,Sport equipment, Home furniture and other fields.
     FAQ
Q: Are you trading company or manufacturer ?
A: Yes ,we are the manufacturer,welcome to visit our company.
Q: Can you send us the sample?
A: Yes, Yes, free samples can be supplied.
Q: How long is your delivery time?
15-30 days after receiving deposit.
Q: What payment terms can you accept?
A: T/T,100% L/C at sight, Cash, Credit card
Q.How about the delivery time?
A :15-30 days after receiving deposit
Recommend product
    