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Place of Origin : Tianjin, China
Brand Name : GY Steel
Application : Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other
Alloy Or Not : Non-Alloy
Section Shape : ROUND
Special Pipe : API Pipe, EMT Pipe, Thick Wall Pipe, Other, Other
Outer Diameter : 21.3 - 609.6 mm
Thickness : 1mm-20mm, 1mm-12mm
Standard : ASTM
Length : 12M, 6m, 6.4M, 1-12m
Certificate : API , ce, BIS, JIS, GS, ISO9001
Technique : SAW
Grade : Q195/Q215/Q235/Q345
Surface Treatment : galvanized
Tolerance : ±1%
Processing Service : Welding, Punching, Cutting, Bending, Decoiling
Oiled or Non-oiled : Non-oiled
Invoicing : by actual weight
Delivery Time : within 7 days
Product name : Galvanized Round Pipe
Surface : Galvanized Coating
Technology : Galvanized Surface
Material : Q195/Q215/Q235/Q345
Package : Sea-worthy Standard Package
MOQ : 1 ton
Payment Term : CIF FOB CFR EXW
Delivery term : within 7 days


Galvanized Square Tube | ||
Material Grades | Q195, Q235, Q345, S235, S275, S355, ASTM A500, ASTM A513, EN 10219, etc. | |
Standard Specifications | ASTM A500, ASTM A513, EN 10219, JIS G3466, GB/T 6728, ISO 65, etc. | |
Production Process | - Hot-Dip Galvanizing (HDG) | |
- Pre-Galvanized (GI) | ||
- Cold Galvanizing (Electro-Galvanizing) | ||
Zinc Coating Thickness | 40 - 600 g/m² or Customized | |
Surface Treatment | Chromated / Non-Chromated, Oiled / Non-Oiled | |
Spangle | Regular / Minimum / Zero / Big | |
Specification | - Outer Diameter: 10mm × 10mm - 500mm × 500mm or Customized | |
- Wall Thickness: 0.6mm - 20mm or Customized | ||
- Length: 1m - 12m or Customized | ||
Mechanical Properties | - Tensile Strength: 300 - 600 MPa (Customized) | |
- Yield Strength: 195 - 420 MPa (Customized) | ||
- Hardness: 50 - 120 HB (Customized) | ||
Applications | Construction, steel structures, greenhouses, handrails, machinery frames, furniture manufacturing, automotive parts (Customized) | |
Packaging | Standard seaworthy packing (bundled with steel strips, plastic wrapping, or as per customer requirements) (Customized) | |








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Best Quality Price S235 S237 S275 ASTM A53 A106 20 25 30 40 mm Galvanized Steel Round Pipe for Building Frames Images |