TIANJIN YOUFA INTERNATIONAL TRADE CO., LTD
WHAT WE DO
Tianjin YOUFA were founded on July 1st,2000, with the headquarters location at the largest welded pipe production basein China-Daqiuzhuang Village, Tianjin city, which is a large-scale steel pipe manufacturing enterprise producing many kinds of pipe products, such as ERW steel pipe, hot-dipped galvanized steel pipe, oil casing pipe,SSAW steel pipe, square/rectangular steel pipe, and steel-plasticcomplex steel pipe
Besides headquartering in Tianjin, currently we have 11 subsidiariesand branches in Tangshan, Handan,and Shaanxi. There are totally 9000 employees,in addition 64 ERW steel pipe production lines, 42 hot-dipped galvanized steelpipe production lines,33 square and rectangular steel pipe production lines, 15 galvanized square and rectangular steel pipe production lines ,9SSAW steel pipe production lines, 30steel-plastic complex steel pipe productionlines, 3 national accredited laboratory, and 1 Tianjin government accreditedbusiness technology center. In2018, we had produced all kinds of steel pipes16 million tons, realizing export being USD 0.16 billion. Our steelpipe production and sale, in nine consecutive years, increase progressivelymore than one million tons.
We mainly manufacture ERW,SAW,Galvanized,Hollow Section steel pipes, and steel-plastic composite, Anti-corrosion Coating steel pipes.
NORMAL SIZE FOR REFERENCE
PRODUCING PROCESS 
BS1387-1985 Galvanized Steel Pipe/Pre Galvanized Gi Pipe
Size/Diameter | 1/2" - 10" (21.3-273.1mm) |
| Wall thickness (W.T.) | 2.0-4.75mm |
Length | 6.0M, 6.5M, 5.0M, 4.0M, 3.0M, 6.5M,1m-12m ,by customer's requiremnts |
Internatioanal Standard | ISO 9000-2001,CE CERTIFICATE,BV CERTIFICATE |
Standards | BS1387,BS4568,EN39,BS1139,JIS3444,GB/T3091-2001 |
Materials | S235GT,S355,STK400,STK500,Q345/Q235 |
Product Category | Metallurgy,Mineral & Energy |
Technique | Welded |
Packing | 1.Big OD:in bulk 2.Small OD:packed by steel strips 3.woven cloth with 7 slats 4.according to the requirements of customers |
Main market | Middle East,Africa, Asia and some Uropean country and South America ,Australia |
Country of origin | China |
Productivity | 5000 Metric Tons pet Day |
Remark | 1. Payment terms :T/T ,L/C 2. Terms of trade :FOB ,CFR,CIF ,DDP,EXW 3. Minimum order : 2 tons 4. Lead time :on or before 20 days . |
Brand | YOUFA -TOP 500 CHINA |
| Galvanized steel round pipe | ||
| Out diameter | Wall thickness | Length |
| inch | mm | m |
| 1/2" | 0.5-2.75 | 1-12m (customized) |
| 3/4" | 0.5-2.75 | 1-12m (customized) |
| 1" | 0.5-3.75 | 1-12m (customized) |
| 1-1/4" | 0.5-5.0 | 1-12m (customized) |
| 1-1/2" | 0.5-5.0+ | 1-12m (customized) |
| 2" | 0.5-5.0+ | 1-12m (customized) |
| 2-1/2" | 0.8-5.0+ | 1-12m (customized) |
| 3" | 0.8-5.0+ | 1-12m (customized) |
| 4" | 0.8-4.0 | 1-12m (customized) |
| 5" | 1.1-4.75 | 1-12m (customized) |
| 6" | 1.1-6.0+ | 1-12m (customized) |
| 8" | 1.2-6.5+ | 1-12m (customized) |
| 10" | 2.75-5.0+ | 1-12m (customized) |
Customized Process type for Galvanized steel pipe:
1. Stamping / Embossing
2. Threaded ends / Socketed & plastic cap protection
3. Grooved ends
4. Bending / Arched
5. Water proof bag / Plastic bag protection
Products Test and Quality Control:
Company's information:
Tianjin Youfa Steel Pipe Group Co.,Ltd were founded on July 1st,2000, with the headquarters location at the largest welded pipe production basein China-Daqiuzhuang Village, Tianjin city, which is a large-scale steel pipe manufacturing enterprise producing many kinds of pipe products, such as:
ERW steel pipe, hot-dipped galvanized steel pipe, oil casing pipe, SSAW steel pipe, square/rectangular steel pipe, and steel-plastic complex steel pipe.
TOP 500 ENTERPRISES IN CHINA
Certificates:
Tianjin Youfa Steel Pipe Group Co., have acquired certificates of API 5L/5CT, ISO9001, ISO14001, ISO18001, EN10219, FPC and UL / FM quality system.
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Contacts:
Allen Ai (Sales Manager)
Website: sianosteel.en.made-in-china.com