What is Schedule 40 Galvanized Pipe?
Galvanized steel Sch40 pipe has durable, rust-resistant construction and can withstand operating pressures up to 48,000 psi. The pipe is easy to install. Sch40 galvanized steel structural pipe, durable.
According to the American pipeline standard ANSI/ASME B36.10M, the maximum working pressure of SCH40 hot-dip galvanized pipe can reach 700PSI, which is approximately equal to 48.3Bar. This enables it to meet the pressure needs of general industrial piping systems.
SCH40 hot-dip galvanized pipe is a hot-dip galvanized steel pipe with a wall thickness grade of SCH40. Hot-dip galvanized steel pipe is a steel pipe treated by hot-dip galvanizing process. Its surface is covered with a layer of zinc to improve the corrosion resistance and service life of the steel pipe.
SCH40 is the wall thickness grade standard for steel pipes, indicating the ratio of the wall thickness of the steel pipe to its nominal diameter. Specifically, for a steel pipe with a DN (nominal diameter) of 100mm, the wall thickness of SCH40 is approximately 4.0mm. Steel pipes with different nominal diameters will have different SCH40 wall thicknesses.
SCH40 Hot Dipped Galvanized Pipe
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Size |
OD |
1/8" -24" (5.15mm-714mm) |
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Wall Thickness |
0.4mm-26mm SCH20,SCH40,STD,XS,SCH80,SCH160,XXS |
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Length |
Less than 12m |
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Steel material |
Q195 → SS330,ST37,ST42 Q235 → SS400,S235JR,G250 Q345 → S355JR,SS500,ST52,G350 |
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Standard |
ASTM A53, BS1387-1985 |
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Zinc Weight |
120g,270g,400g,500g,550g 20μm ,40μm ,60μm,70μm,80μm |
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Usage |
1)low pressure liquid, water, gas, oil, line pipe 2)construction 3)fence, door pipe |
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Ends |
1) Plain 2) Beveled 3) Thread with Coupling or cap 4) Chamfer 5) Groove 6) Screw |
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End protector |
1) Plastic pipe cap 2) Iron protector |
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Surface Treatment |
1) Bared 2) Black Painted (varnish coating) 3) Galvanized |
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Mild Steel Pipe Galvanized
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