Carbon Steel Square Tube
China Brand Factory Square and Rectangular Hollow Section Iron Steel Tube SHS RHS Steel Profiles
+86 15610166958
+86 15610166958
+86 15610166958
Contact Us

Product Description


1. 100% after-sales quality and quantity assurance.

2. Professional sales manager quickly reply within 24 hours.

3. Large Stock for regular sizes.

4. Free sample 20cm high quality.

5. Strong produce capability and capital flow.


Product Description

China Brand Factory Square and Rectangular Hollow Section Iron Steel Tube SHS RHS Steel Profiles

Product Namesquare and rectangular steel pipe
Materialcarbon steel
Steel GradeQ195 = S195 / A53 Gr. AQ235 = S235 / A53 Grade B / A500 Gr. A / STK400 / SS400 / ST42.2Q355 = S355JR / A500 Grade B Grade C
StandardEN10219, EN10210GB/T 6728JIS G3466ASTM A500, A36
Surface Anti-rusty CoatingPlastic wrappedSlightly oiledPainted black or other color
Pipe EndsPlain ends
CertificatesISO 9001 / ISO 18001 / ISO 14001 / CE
UsageConstruction / building materials steel pipeStructure steel pipeSolar structure component steel pipeFence post steel pipeGreenhouse frame steel pipe
Trade termsFOB, CFR, CIF, EXW, FCA
Delivery time15-45 days (based on quantity) after receiving advanced payment by T/T or LC .


Square and Rectangular Steel Pipe size chart
Square Hollow SectionRectangular Hollow SectionThickness
20*20  25*25  30*3020*40  30*401.2-3.0
40*40  50*5030*50  25*50  30*60  40*601.2-4.75
60*60  50*70  40*801.2-5.75
70*70  80*80  75*75  90*90  100*10060*80  50*80  100*40  120*801.5-5.75
120*120  140*140  150*150160*80  100*150  140*80  100*180  200*1002.5-10.0
160*160  180*180  200*200200*150  250*1503.5-12.0
250*250  300*300  400*200  350*350  350*300250*200  300*200  350*200  350*250  450*250  400*300  500*2004.5-15.75
400*400  280*280  450*300  450*200400*350  400*250  500*250  500*300  400*6005.0-20.0



Packaging & Shipping


mild steel tube square and rectangular hollow section PACKING AND DELIVERY:

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.


Our Services


1. Pre-Sales Service
*We can offer one free sample length 20 cm with freight collected, if you want to buy our products and take our price.

2. After-Sales Service
*Quality/Quantity Claims: The Buyer is entitled to make both quality and quantity claim in writing against the Seller within 90 days after arrival at the port of destination.

Strict Quality Control:

1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates.

3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.

Product Show


Packaging And Delivery

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Customer Visit


Q1:Can you send samples?
A:Of course, we can provide customers with free samples and express shipping service to all over of the world.

Q2:What product information do I need to provide?
A:Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase. 

Q3:It's my first time to import steel products, can you help me with it?
A:Sure,we have agent to arrange the shipment, we will do it together with you.

Q4:What ports of shipment are there?
A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can specify other ports according to your needs. 

Q5:What about product prices information?
A:Prices various according to periodic price changes of raw materials. 

Q6:What is your terms of payment ?
A:Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment or based on BL copy or LC at sight.

Q7.Do you provide custom made Products service?
A: Yes,if you have your own design , we can produce according to your specification and drawing.

Q8:What are the certifications for your products?
A:We have ISO 9001, MTC, third parties’ inspections are all available such SGS, BV ect.


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