Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of square round hot dipped galvanzied steel pipe in China. Welcome to consult the quotation and import cheap square round hot dipped galvanzied steel pipe made in China here from our factory.
Pre galvanized Steel Pipe/GI Steel Pipe
Product Description
• Outer Diameter: 20-219mm
• Wall Thickness: 0.6-2.3mm
• Length: 4000-12000mm
•Standard: ASTM A500,EN 10219,JIS G3444
•Average zinc coating weight: 180-275 g/m2
•Steel grade: Q195 /Q235 /Q355 or equivalent.
•Welding method:High-frequency ERW
•MOQ：25 tons
•Lead time: 7–12 working days for stocked size.
| Pre galvanized iron tube | |||||||
| Grade | Outer Diameter | Diameter Tolerance | Wall Thickness | Thickness Tolerance | Length | Length Tolerance | |
| Q195 Q235 Q345 | inch | mm | mm | mm | mm | m | mm |
|
1/2 |
20 | +/-0.5 | 0.6-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 3/4 | 25 | +/-0.5 | 0.6-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 25.4 | +/-0.5 | 0.6-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1 | 32 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 38 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1-1/4 | 40 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 42 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1-1/2 | 47 | +/-0.5 | 0.7-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 48 | +/-0.5 | 0.7-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 2 | 59 | +/-0.5 | 0.8-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 60.3 | +/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 2-1/2 | 75 | +/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 3 | 87 | +/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 4 |
113 |
+/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
Product Show
Material :
1. Tianyingtai is committed to long-term development, creating high-quality products and services, with the same pursuit of quality and service, stable, strong, long-term cooperation raw material suppliers, such as Haigang, Yurunde, etc., to maximize the consistency and stability of materials, product appearance and internal quality;
2. Raw materials grade : Q195, 235, 235B and Q345...
3. If requested, the zinc coating can customized up to 280 grams.
4. The purity of zinc wire is 99.99% zinc content with high purity.to remain the pipe welded seam antirust.
5. In the passivation process, we have own invention patents - galvanized pipe passivation liquid automatic spraying system to ensure even adhesion, high passivation efficiency, beautiful appearance.
6. In November 2014, it was recognized as Tianjin Famous Trademark by Tianjin Market and Quality Supervision Committee. The steel pipe produced and sold by the company was rated as Tianjin Famous Brand Product by Tianjin Municipal Government and keep for many years.
Production Processes
Our Advantages
1. Thailand, we have the lowest anti-dumping in China.(3.22%).
2. Factory and experimental test center to achieve cost and quality control.
3. Processing lines, can satisfy various requests of customers. Producing and processing one-stop service.
4. Is the top 3 manufacturer in Tianjin.
5. We have been cooperated with Alibaba for 11 years; we are gold supplier and assessed supplier; we are one of first batch of companies do exporter in this industry.
All items of our products and related tests as follow :
1. ERW black round pipe (ASTM A53,GB..)
2. Weld black square/rectangular pipe(ASTM A500,GB,...)
3. Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)
4. Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)
5. Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.
6. Spiral steel pipe
7. Seamless pipe (ASTM A53,A106B,)
8. Oval pipe in galvanized and black surface
9. LTZ... special sizes pipe
10 .Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material
11. Steel angle, Flat bar,round bar,sqaure bar,
12. H,I,U,C,T,Y,W...steel beam/channel
13. Deformed steel bar
14. Hot rolled and cold rolled steel sheet/coil in black, galvanized, color coated surface.
Company Information
Tianjin TianYingTai(TYT) Steel Pipe Co., Ltd is located in Jinghai, Tianjin, which is professionally engaged in steel production sales, steel processing, greenhouse engineering with accessories and export business. It has been experienced for 15 years so far. We have 13 production lines for various kinds of steel pipe, 10 processing production lines and 2 environmental production hot-dipped galvanizing lines. We not only can produce 450,000 tons of various sizes of ERW steel pipe, but also can produce deep processing pipe with 100,000 tons. Our annual production capacity of hot dipped galvanized steel pipe is 200,000 tons, capacity of greenhouse engineering material is 250,000 tons and highway column and guardrail is 200,000 tons.
Tianjin TianYingTai Imports & Exports Trade Co., LTD is our export company. We have achieved trading capacity 60,000 tons in 2016. Our products are widely used in agriculture, animal husbandry , chemical industry, machinery, construction, utilities, vehicle and other fields. Our customers are from Asia, the Middle East, the Southeast Asia, European Union and other countries.
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