| After-sales Service: | Online Service |
|---|---|
| พิมพ์: | เชื่อม |
| ของคุณ: | รีดด้วยความร้อน |
| วัสดุ: | เหล็กคาร์บอน |
| การตกแต่งพื้นผิว: | เคลือบสังกะสี |
| การใช้งาน: | ท่อหม้อต้มน้ำ, ท่อไฮดรอลิค / รถยนต์, อุตสาหกรรมเครื่องจักร, การก่อสร้างและการตกแต่ง |
ซัพพลายเออร์ที่มีใบอนุญาตการทำธุรกิจ
ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว 
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 steel pipe
and steel-plasticcomplex steel pipe.
Besides headquartering in Tianjin, currently we have 11 subsidiariesand branches in Tangshan, Handan,and Shanxi. 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 progressively
more than one million tons.
| Galvanized round steel tube specification table | |||
| Nominal diameter | Inch outside diameter | Outside diameter | Wall thickness |
| 15 | 1/2 | 20-22 | 0.7-2.75 |
| 20 | 3/4 | 24-26.5 | 0.7-2.75 |
| 25 | 1 | 31-33.4 | 0.7-3.75 |
| 32 | 1 1/4 | 40-42.5 | 0.7-4.0 |
| 40 | 1 1/2 | 46-48.3 | 0.7-7.0 |
| 50 | 2 | 57-60.3 | 0.7-7.0 |
| 65 | 2 1/2 | 74-76.3 | 0.7-7.0 |
| 80 | 3 | 86-89 | 0.7-8.0 |
| 100 | 4 | 111-114 | 0.7-9.0 |
| 125 | 5 | 138-140 | 0.9-10.0 |
| 150 | 6 | 164-165 | 1.0-11.5 |
| 200 | 8 | 218-219 | 1.1-12 |
Why choose us?
1. ISO, BSI, FPC, UL system.
2. Price: Reasonable.
3. TUV, API, BV audited company.
4. Experience: 20 years focus on quality.
5. Strength: The company that can produce 10 million tons welded pipe exclusively in the world. More than 12,600,000 tons
and 190,000 tons (Annual production and export volume)
6. Quality: Reliable and World certified. We have two national CNAS certified laboratories, and cooperated with many big steel
plate factories and retesting of raw materials.
7. Delivery: Own factory in TianJin! We are near Tianjin port, also have own transport fleet, have the most convenient transport
and prompt delivery.
8. Shipment of goods: More than 78 countries worldwide until now.
9. Service: Friendly and Responsible, no matter before or after cooperation.
10. Choose Youfa is equal to Choose Top Guarantee !
ซัพพลายเออร์ที่มีใบอนุญาตการทำธุรกิจ
ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว 
