Customization: | Available |
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Type: | Welded |
Technique: | ERW |
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Size | OD | 1/4" -24" (5.15mm-714mm) |
Wall Thickness | 0.4mm-26mm SCH20,SCH40,STD,XS,SCH80,SCH160,XXS |
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Length | 1-12m | |
Steel material | Q195 → SS330,ST37,ST42 Q235 → SS400,S235JR Q345 → S355JR,SS500,ST52 |
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Standard | ASTM A53, BS1387-1985, GB/T3091-1982 |
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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 4) Oiled 5) PE,3PE, FBE, corrosion resistant coating, Anti corrosion coating. |
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Technique | Electronic Resistance Welded (ERW ) Electronic Fusion Welded (EFW) Double Submerged Arc Welded (DSAW) |
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Welded Line Type | Longitudinal | |
Section Shape | Round | |
Inspection | With Hydraulic Testing, Eddy Current , Infrared Test | |
Package | 1) Bundle, 2) Bags |
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Delivery | 1) Container 2) Bulk carrier |
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Port of Shipment | Xin gang Port, Tianjin, China | |
Date of Delivery | According To The Quantity And Specification Of Each Order | |
Payment | L/C T/T | |
Others | Fitting as screws and flange also can be supplied. |
Normal dimension of Pre galvanized steel pipe | |||||
Square (SHS) | Rectangular(RHS) | Circle (CHS) | |||
Out dia. (mm) |
W.T (mm) |
Out dia. (mm) |
W.T (mm) |
Out dia. (mm) |
W.T (mm) |
12x12 | 0.5-1.0 | 10x20 | 0.6-1.0 | 12 | 0.6-1.0 |
19x19 | 0.6-1.5 | 20x40 | 0.8-1.6 | 19 | 0.6-1.5 |
20x20 | 0.6-1.6 | 30x50 | 0.8-1.8 | 20 | 0.6-1.5 |
30x30 | 0.7-1.6 | 40x60 | 1.0-1.8 | 25 | 0.6-1.6 |
40x40 | 0.8-1.8 | 40x80 | 1.0-1.8 | 38 | 0.7-1.6 |
50x50 | 1.0-1.8 | 35x70 | 1.0-1.8 | 50 | 0.8-1.8 |
60x60 | 1.0-1.8 | 50x100 | 1.0-2.0 | 63 | 0.8-1.8 |
80x80 | 1.2-1.8 | 60x120 | 1.0-2.0 | 76 | 1.0-1.8 |
100x100 | 1.2-2.0 | 80 | 1.0-2.0 | ||
120x120 | 1.2-2.0 | 100 | 1.0-2.0 | ||
114 | 1.0-2.0 | ||||
Remark: |
Material Chemical Composition (%) |
Q195 | C | Mn | Si | S | P | |
0.06-0.12 | 0.25-0.50 | ≤0.30 | ≤0.050 | ≤0.045 | |||
Tensile strength: 315-430(Mpa) | |||||||
Yield strength:195(Mpa) | |||||||
Elongation:33 | |||||||
Q235 | C | Mn | Si | S | P | ||
0.12-2.0 | 0.3-0.70 | ≤0.30 | ≤0.045 | ≤0.045 | |||
Tensile strength: 375-460(Mpa) | |||||||
Yield strength:235(Mpa) | |||||||
Elongation:26 | |||||||
Q345 | C | Mn | Si | S | P | V | |
≤0.20 | ≤1.70 | ≤0.55 | ≤0.040 | ≤0.040 | 0.02-0.15 | ||
Tensile strength: 470-630(Mpa) | |||||||
Yield strength:345(Mpa) | |||||||
Elongation:2 |