Product Name	Galvanized square pipe / Square steel Tubes
Specifications	Square pipe: 2020mm~500500mm Thickness: 1.2mm~20mm Length: 2.0m~12m
Material	steel
Steel Grade	Q195 = S195 / A53 Grade A Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Grade B Grade C
Standard	EN10219, EN10210 GB/T 6728 JIS G3466 ASTM A500, A36
Surface Anti-rusty Coating	pre-galvanized (Zinc coating: 40-80g/m2) hot dipped galvanized (Zinc coating: 200-600g/m2 )
Pipe Ends	Plain ends
Certificates	ISO 9001 / ISO 18001 / ISO 14001 / CE
Packing and Shipment	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 2 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.
Usage	Construction / building materials steel pipe Structure steel pipe Solar structure component steel pipe Fence post steel pipe Greenhouse frame steel pipe
Trade terms	FOB, CFR, CIF, EXW, FCA
Payment terms	T/T, LC
Delivery time	7-45 days (based on quantity) after receiving advanced payment by T/T or LC .
Main market	Southeast Asia, South Asia, Middle East, Europe, Middle&South America, Africa and Oceania

Square Pipe size chart
Square Hollow Section	Thickness
2020 2525 30*30	1.2-3.0
4040 5050	1.2-4.75
60*60	1.2-5.75
7070 8080 7575 9090 100*100	1.5-5.75
120120 140140 150*150	2.5-10.0
160160 180180 200*200	3.5-12.0
400400 280280 450300 450200	5.0-20.0
250250 300300 400200 350350 350*300	4.5-15.75

Production process

Detailed Images

Packing&Delivery

PACKING

We will select the corresponding packaging method according to the different types of products. We will do our best to reduce the
 loss in transportation.

TRANSPORTATION

Before the shipment, there will be professional quality inspection personnel to carry out on-site testing of materials,
 specifications, etc, and photographed and archived. During the cargo transportation process, the customer can track and inquire
 about the progress of the logistics

INSPECTION

INSPECTION

Our products are checked through 16 processes at least , and have quality inspection reports from authoritative third
 parties.Professional inspection is provide to ensure that the weight of the goods is sufficient.

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