Galvanized Square Tube
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Wholesale Best Price Galvanized Square And Rectangular Steel Pipe and Tube CE Approved And With Grades is a hot seller well recognized by users around the world. It's designed out of the needs of our customers. In the future,Wholesale Best Price Galvanized Square And Rectangular Steel Pipe and Tube CE Approved And With Grades will always adhere to the road of quality development, increase the investment in technology and talent introduction, always improve the core competitiveness of the enterprise, to achieve the goal of sustainable development.

Place of Origin:Shandong, ChinaApplication:Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Structure Pipe
Alloy Or Not:Non-AlloySection Shape:Square
Special Pipe:API PipeThickness:0.6 - 25 mm
Standard:EN, BS, JIS, etcLength:12M, 6m, 6.4M, 3M, 5.8M, 1-12M, 5.8-12m,according to request
Certificate:ce, Bsi, JIS, ISO9001Technique:ERW, Cold Rolled
Grade:Q235, Q235B, S275, S275jr, A53, st37, etcSurface Treatment:galvanized
Tolerance:±1%Processing Service:Bending, Welding, Decoiling, Punching, Cutting
Oiled or Non-oiled:Non-oiledInvoicing:by theoretical weight
Delivery Time:8-14 daysProduct name:Black Iron Square Tube/Black Square Steel Pipe
Surface:Black,oiledMaterial:Q235, Q235B, S275, S275jr, A53, st37, etc
zinc coating:60-150g/m2Usage:for water, oil and gas supply
Type:Spiral Welded PipeAdvantage:elegant appearance, anti-corrosion, stable, longer life time
Packing:In bulk, in bunddle, in water proof plastic wrrapped

Product Specifications
Product Name
18x18 Asian Black Iron Square Tube/Black Square Steel Pipe
Material
10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35
Wall Thickness
0.6mm-25mm
Outer Diameter
20MM~508MM
Length
Length:Single random length/Double random length

5m-14m,5.8m,6m,10m-12m,12m or as customer's actual reques
Standard
API 5L, ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS
6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711
Grade
10#-45#, 16Mn, A53-A369, Q195-Q345, ST35-ST52

Grade A, Grade B, Grade C
Technique
Hot Dip Galvanized Round Steel Pipe
Packing
Bundle, or with all kinds of colors PVC or as your requirements
Pipe Ends
Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc.
Surface Treatment
1. Galvanized

2. PVC,Black and color painting

3. Transparent oil,anti-rust oil

4. According to clients requirement
Product Application
1. Fence, greenhouse, door pipe,greenhouse

2. Low pressure liquid, water, gas, oil, line pipe

3. For both indoor and outdoor the building construction

4. Widely used in scaffolding construction which is much cheaper and convenient
Certificates
API ISO9001-2008,SGS.BV

Product Advantages

01.Anticorrosive:13 years in heavy industrial areas,50 years in the ocean,104 years in the suburbs and 30 years in cities.
02.Cheap:The cost of hot-dip galvanizing is lower than that of other coatings.
03.Reliable:The zinc coating is metallurgically bonded to the steel and forms part of the steel surface,so the coating is more durable.
04.Strong toughness:The galvanized layer forms a special metallurgical structure that can withstand mechanical damage during transportation and use.
05.Comprehensive protection:Every part of the plated piece can be galvanized,and is fully protected even in depressions,sharp corners,and hidden places.
06.Save time and energy:Galvanizing process is faster than other coating methods.
Products Description

Why Choose Us

01.Advanced equipment
Three galvanized steel coil production lines, using the most advanced equipment in China, a plant area of 30,000 square meters.

02.High-quality base steel
We choose high-quality raw materials. Our base steel comes from Baosteel, Shougang, etc., and our coating materials come from Nippon, Aksu and other well-known international brands.

03.Output
Galvanized steel coils with a monthly output of about 5000-10000 tons, and have sufficient inventory.

04.Quality inspection
The implementation of strict quality inspection standards, products comply with ISO, SGS international standards, to ensure 100% compliance with customer requirements.

05.Fast delivery
Advanced production management process, from production to delivery, efficient and fast.

06.Sales services
We have professional sales staff in Spanish, Portuguese, French, Arabic, and Russian for different markets.
Company Profile
FAQ
Q:Can you send samples?
A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.

Q:What product information do I need to provide?

A:You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

Q:What are the shipping ports?

A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can choose other ports according to your needs.

Q:About product prices?

A:Prices vary from period to period due to cyclical changes in the price of raw materials.

Q:What are the certifications for your products?
A:We have ISO 9001, SGS, EWC and other certifications.

Q:How long does your delivery time take?
A:In general, our delivery time is within 30-45 days, and may be delayed if the demand is extremely large or special circumstances occur.

Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory. However, some of the plants are not open to the public.

Q:Does the product have quality inspection before loading?

A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.


Q:How to pack the products?
A:The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.

Q:What is your working time?
A:In general, our online service time is Beijing time: 8:00-22:00, after 22:00, we will reply to your inquiry during the next
working day.
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