Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of mild steel pre galvanized steel pipe/pre-galvanized round pipes for building material in China. Welcome to consult the quotation and import cheap mild steel pre galvanized steel pipe/pre-galvanized round pipes for building material made in China here from our factory.
Basic Info
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Model NO.: SG1112
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Product Category: Metallurgy, Minerial&Energy
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Brand Name: TYT
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Std: BS/ASTM/JIS/DIN
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Length: 6-12m
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Connection Form: Welded Connection
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Type of Steel For Building Structure: Cold Forming Sectional Steel
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Residential Wall Structure: Wall Support
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Specification: BS, ASTM, JIS, GB, DIN, AISI, BS JIS DIN EN ASTM
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HS Code: 73063090
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Type: Round Steels
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International Standard: ISO9001
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Commodity: Mild Steel Pre Galvanized Steel Pipe/Pre-Galvanized Round Pipes for Building Material
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Surface: Galvanized
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Forming: Cold Drawn Steel
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Member: Steel Column
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Carbon Structural Steel: Q235
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Trademark: Tianjin Tianyingtai Steel Pipe Co.,ltd
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Origin: China
Product Description
Details of Mild Steel Pre Galvanized Steel Pipe/Pre-Galvanized Round Pipes for Building Material

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1) Size: 1/2-8" (20mm-219mm) 15*15-600*600mm
2) Wall Thickness: 0.5--2mm
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1) Size: 1/2-8" (20mm-219mm) 15*15-600*600mm
2) Wall Thickness: 0.5--2mm
3) Length: 5.8-12M or according to the client's requirement
4) Material: Q195, Q215, Q235, Q345, A53(A, B) etc
5) Standard: BS EN39, ASTM A671 etc
6) Surface: Galvanized or according to your requirement
7) Technical: ERW/Hot-rolled/Cold-rolled
Specifications
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PRE GALVANIZED ROUND PIPE |
|||
10 |
0.3-1.0 | 34 | 0.3-1.8 |
| 11.8 | 0.3-1.2 | 35 | 0.3-1.8 |
| 12 | 0.3-1.2 | 37.5 | 0.3-1.8 |
| 13 | 0.3-1.5 | 38 | 0.3-1.8 |
| 14 | 0.3-1.5 | 40 | 0.3-1.8 |
| 15 | 0.3-1.5 | 42 | 0.3-1.8 |
| 16 | 0.3-1.8 | 43 | 0.3-1.8 |
| 17.5 | 0.3-1.8 | 44 | 0.3-1.8 |
| 18 | 0.3-1.8 | 45 | 0.3-1.8 |
| 19 | 0.3-1.8 | 48 | 0.3-1.8 |
| 20 | 0.3-1.8 | 50 | 0.3-1.8 |
| 21 | 0.3-1.8 | 56 | 0.3-1.8 |
| 22 | 0.3-1.8 | 60 | 0.3-1.8 |
| 23 | 0.3-1.8 | 63 | 0.3-1.8 |
| 24 | 0.3-1.8 | 65 | 0.3-1.8 |
| 25 | 0.3-1.8 | 67 | 0.3-1.8 |
| 26 | 0.3-1.8 | 70 | 0.3-1.8 |
| 27 | 0.3-1.8 | 73 | 0.3-1.8 |
| 28 | 0.3-1.8 | 75 | 0.3-1.8 |
| 30 | 0.3-1.8 | 76 | 0.3-1.8 |
| 31 | 0.3-1.8 | 80 | 0.3-1.8 |
| 32 | 0.3-1.8 | 90 | 0.3-1.8 |
| 33.5 | 0.3-1.8 | 100 | 0.3-1.8 |
| PRE GALVANIZED HOLLOW SECTION | |||
| 15x15 | 0.45-1.5 | 10x20 | 0.45-1.5 |
| 16x16 | 0.45-1.5 | 14x20 | 0.45-1.5 |
| 18x18 | 0.45-1.5 | 15x30 | 0.45-1.5 |
| 19x19 | 0.45-1.5 | 16x36 | 0.45-1.5 |
| 20x20 | 0.45-1.5 | 19x38 | 0.45-1.5 |
| 24x24 | 0.45-1.5 | 20x30 | 0.45-1.5 |
| 25x25 | 0.45-1.5 | 20x40 | 0.45-1.5 |
| 28x28 | 0.45-1.5 | 25x50 | 0.45-1.5 |
| 30x30 | 0.45-1.5 | 30x50 | 0.5-2.5 |
| 36.5x36.5 | 0.45-1.5 | 30x60 | 0.5-2.5 |
| 38x38 | 0.5-1.5 | 30x70 | 0.5-2.5 |
| 40x40 | 0.5-2.1 | 30x90 | 0.5-2.5 |
| 50x50 | 0.5-2.1 | 40x60 | 0.5-2.5 |
| 60x60 | 0.5-2.1 | 40x80 | 0.5-2.5 |
| 80x80 | 0.5-2.1 | 50x100 | 0.5-2.5 |
| 90x90 | 0.5-2.1 | 50x150 | 0.5-2.5 |
| 100x100 | 0.5-2.1 | ||
Outer diameter
1/2-8" (20mm-219mm)
Wall thickness
0.5-2mm
Length
2m--5.8m/6m/12m and RANDOM LENGTH
Standard
ASTM A53, BS1387-85, GB/T3091-08, DIN2440, JIS-G3444, EN10255
| Chemical composition: | ||||||
| Grade | Class | Chemical composition | ||||
| C% | Si%(≤) | Mn% | P%(≤) | S%(≤) | ||
| Q195 | 0.06-0.12 | 0.30 | 0.20-0.50 | 0.050 | 0.045 | |
| Q215 | A | 0.20 | 0.55 | 1.00-1.60 | 0.035 | 0.035 |
| Q215 | B | 0.18 | 0.55 | 1.00-1.60 | 0.030 | 0.030 |
| Q235 | A | 0.12-0.20 | 0.30 | 0.30-0.65 | 0.050 | 0.045 |
| Q235 | B | ≤0.18 | 0.30 | 0.30-0.70 | 0.045 | 0.045 |
| Q295 | A | ≤ 0.15 | 0.55 | 0.80~1.50 | 0.045 | 0.050 |
| Q295 | B | ≤ 0.16 | 0.55 | 0.80~1.50 | 0.04 | 0.04 |
| Q345 | A | 0.20 | 0.55 | 1.00-1.60 | 0.045 | 0.045 |
| Q345 | B | 0.20 | 0.55 | 1.00-1.60 | 0.040 | 0.040 |
| Mechanical Properties: | ||||||
| Grade | Yield Strength ReL/N/mm2 Not less than | Tensile strength Rm/N/mm2 Not less than | Elongation A/% Not less than | AIYIA GROUP | ||
| t <16mm | t > 16mm |
D < | D > | |||
| Q195 | 195 | 185 | 315 | 15 | 20 | |
| Q215A,Q215B | 215 | 205 | 335 | |||
| Q235A,Q235B | 235 | 225 | 370 | |||
| Q295A,Q295B | 295 | 275 | 390 | 13 | 18 | |
Zinc coating
Pre galvanized hollow section: 60-150g/m2;
End finish
Plain/ beveled ends or threaded with sockets/coupling and plastic caps.
Usage
Scaffolding pipe, Structure pipe, Fence/Door pipe, Furniture, Low
Pressure fluid pipe for water oil or gas, Boiler pipe.
Inspection
With hydraulic testing, eddy current and infrared test
Packing
In bundles, packed in woven bag; In loose; Or request.
Delivery time
Less than 20days, ASAP to save your time.
Payment Terms
T/T or L/C
Others
1: Special design available according to requirement
2: Pipe can be necked down, punching hole on pipe wall.
3: Pipe fittings, elbows are available.
4: All production process are under the ISO9001: 2000 strictly
For further details, you are welcome to pay a visit to our group and please rest assured that we will give you our best support and service.

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