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quality Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction factory
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quality Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction factory
quality Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction factory
>

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction

Brand Name: WUXI SYLAITH
Model Number: ASTM A179 / A213 / A519
Place of Origin: Jiangsu China (Mainland)
Certification: SGS ISO ROHS
Minimum Order Quantity: 1MT
Price: Negotiable
Supply Ability: 50000MT/Year

Product Details


Application: Boiler|Construction|Chemical|Exchanger Delivery Condition: Annealed|BK|BKS|Normalized|Tempered|Heat Treatment|BKW|NBK|GBK
Specification: Material: Q235B & Q355B Grade: A179|Grade A|SA179|A192|T4|T5|T11|T22|T2|T12|St35|E235|E355|St45|St52
Material: Carbon Steel Product Name: Seamless Carbon Steel Tube|Seamless Steel Tubes
Section Shape: Round Galvanized Layer: Z60 Z150 Z200
Surface Treatment: Varnish|Galvanized Technique: Seamless|Cold Drawn
Highlight

hot dip galvanized seamless steel tube

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seamless steel tube for construction

,

Z60 galvanized steel tube

Product Description

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction

 

 

 

Product Description

 

 

Powder-coated galvanized pipe is an electrostatically applied polymer coating applied to the surface of galvanized steel pipe. This coating combines the rust-resistant properties of the zinc layer with the corrosion resistance of the plastic layer. The outer plastic powder is available in a variety of colors (including RAL standard colors) to meet aesthetic and signage requirements, while also providing excellent UV, acid, and alkali resistance. Compared to ordinary galvanized pipe, the powder coating effectively prevents oxidation and whitening of the zinc layer, extending its outdoor service life by 3-5 times.

This product is widely used in applications such as building fences, municipal facilities, and agricultural greenhouses. During installation, avoid scratching the coating to maintain its protective integrity. Custom pipe diameters (15mm-300mm) and coating thicknesses (60-120μm) are available.

 

 

Powder Coated Galvanized Steel Pipe Production Specifications

 

 

Parameter Technical Specification
Base Material Q235 Carbon Steel / ASTM A53 Galvanized Pipe
Galvanizing Process Hot-dip galvanizing (Zinc coating ≥80μm, complies with GB/T 13912 or ASTM A123)
Coating Material Epoxy/Polyester powder (UV-resistant/weatherproof options available), RAL color standard
Coating Thickness 60-120μm (Dual protection: zinc layer + powder coating)
Production Process Degreasing→Pickling→Galvanizing→Phosphating→Electrostatic Spraying→Curing (180-220℃)→QC
Corrosion Resistance Salt spray test ≥1000 hours (ASTM B117), outdoor service life 10-15 years
Mechanical Properties Impact resistance ≥50kg·cm (ASTM D2794), Adhesion cross-cut test Class 1 (ISO 2409)
Standard Sizes Diameter: Φ15mm-Φ300mm    
Applications Construction fencing, traffic facilities, agricultural greenhouse frames, outdoor furniture, electrical conduits
Environmental Compliance Chromium-free passivation, meets RoHS/REACH directives
Wall thickness: 1.0mm-6.0mm
Length: 6m standard (cut-to-length available)
   

 

 

Factory test and other terms

 

 

1.Hydrostatic or Nondestructive Electric Test

2.Heat Treatment: according to Standard
3.Surface Condition:According to Standard.
4.Grain Size:According to standard
5.Sampling:flattening,flaring,grain size,Marking

6.we provide bevel end,plastic cap, varnish coating, oiled or black painted to prevent rustand other packing 

service.

 

 

Grade and Chemical Composition (%)

 

 

STANDARD GRADE CHEMICAL COMPOSITION
C Si Mn P S Cr Mo Cu Ni V
ASTM A179 A179 ≤0.06-0.18 / 0.27-0.63 ≤0.035 ≤0.035          
ASME SA106 SA106B 0.170.25 ≥0.1 0.701.00 ≤0.030 ≤0.030 ≤0.035        
ASTM A106 A ≤0.25 ≤0.10 0.270.93 ≤0.035 ≤0.035 ≤0.40 ≤0.15 ≤0.40 ≤0.40 ≤0.08
B ≤0.30 ≤0.10 0.291.06 ≤0.035 ≤0.035 ≤0.40 ≤0.15 ≤0.40 ≤0.40 ≤0.08
C ≤0.35 ≤0.10 0.291.06 ≤0.035 ≤0.035 ≤0.40 ≤0.15 ≤0.40 ≤0.40 ≤0.08
ASTM A53 A 0.25 / 0.95 0.05 0.045 0.40 0.15 0.40 0.40 0.08
B 0.3 / 1.2 0.05 0.045 0.40 0.15 0.40 0.40 0.08

 

 

 

Mechanical Properties

 

 

Mechanical properties
Material

Min Tensile strenght

N/mm2

Min. Yield strengh

N/mm2

Min Elongation

%

ASTM A53 Gr.B

330 205 35
ASTM A53 Gr.B 415 240 30

 

 

 

Detailed Photo

 

 

 

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 0

 

 

Factory Photo

 

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 1

 

 

Processing

 

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 2

 

 

Applications:

 

1,For evaporator, heat exchangers, condensers, heat transfer equipment and similar pipes.

2,Widely used in the mechanical treatment field, petrochemical industry, transport and construction field

3,Ordinary structural purposes and mechanic structural purposes, for example in construction field, fulcrum bearing etc;

4,The transportation of fluids in the projects and big equipments, for example transport of water, oil, gas etc

5,Can be used in low and medium pressure boiler for the transportation of fluids, for example steam tube, big smoke tube, small smoke tube, generating tube etc

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 3

 

Packaging & Shipping:

 

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 4

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 5

 

 

Certificates:

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction 6

 

 

FAQ

 

Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi
Sylaith Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010. We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.

 

Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available.

 

Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.

 

Q4: CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.

 

Q5: HOW TO VISIT YOUR FACTORY?
A5: Most of the main cities have flights to Shanghai; you can take flight to Shanghai Putong/Hongqiao International Airport.
If you come from Hongkong, it will take 2 hours by flight (every day 5 flight around noon time).

 

 

Product Highlights

Hot Dip 20# Spray-painted Powder Coating Galvanized Seamless Steel Tube Z60 For Construction Product Description Powder-coated galvanized pipe is an electrostatically applied polymer coating applied to the surface of galvanized steel pipe. This coating combines the rust-resistant properties of the ...

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