ERW Welded Steel Pipe Iron Steel Pipe Galvanized Gi Pipes OEM Customized Round Steel Pipe ERW Steel Pipe Gi Steel Pipes
Generally used for building exterior walls, such as glass curtain wall, marble curtain wall and aluminum curtain wall as columns and stress-bearing materials, or for outdoor telecommunications towers, highways and other open-air buildings, steel is called galvanized steel, in which galvanizing is divided into electro galvanizing and hot-dip galvanizing.
Product Name | Galvanized 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 | 1MM~12MM |
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, 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 |
Certificates | API ISO9001-2008,SGS.BV |
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 |
Delivery Time | Usually within 2-15 days after receipt of advance payment |

Products Description
Technological Process

Why Choose Us?
Packaging& Delivery 

Q1: Are you a factory or trading company?
A: We are manufacturers and also do export trade.
Q2: Where is your factory located?
A: Weifang Wilda Machinery CO.,Ltd is located in Shandong province of China,
which has 19 years experience manufacture in metao raw material and products industry
Q3: Can I get some samples?
A:Yes,We are pleased to provide you with samples of our products.
Q4: How about your quality?
A:We serious control the quality from raw material to finished pipes. quality.BV, ISO
certificates and SGS test can be provided .So please be assured that our goods is qualified.
Q5: Price advantage ?
A: Our price is workable, and we are manufacturer then you can get a competitive price.
Q6:Could you special design and produce for you ?
A: Sure, we have all kinds of professional engineers,Could design and produce special product
according to customer requested.Such as: special Size, special control, or OEM, etc.
Q7: Could you special design and produce for you ?
A: Sure, we have all kinds of professional engineers,
Could design and produce special product according to customer requested.
Such as: special Size, special control, or OEM, etc.
Q8: Do you looking for Agent ?
A: Yes, we're looking for the agent all over the world, please contact us for further discussion.
The little knowledge
These pipes are widely used for conveying raw water & distribution of treated water in majority of rural water supply schemes, where the requirement of water is less. Mostly medium quality GI pipes are used.