API 5L, ASTM A53-2007, ASTM A53M-2007, BS 1387, DIN EN 10025, GB/T 3091-2001
A53(A,B), Q235, Q345, Q195, Q215
6.7 - 20 mm
219 - 2020 mm
Place of Origin:
Alloy Or Not:
Secondary Or Not:
1000000 Metric Ton/Metric Tons per Month
Packaging & Delivery
1. Piling pipe;
3. Water, Oil, Gas transportation;
4. Hydropower station pipe (Hydraulic Pipe);
5. YouFa SSAW spiral welded steel pipes, which with Large diameter and strong supply ability are widely used in construction and fluid transportation.
Note: 1. Free sampling;
2. API 5L, ISO certified;
3. 100% after-sales quality assurance.
4. All other specifications of SSAW spiral welded steel pipes are available according to your requirement (OEM&ODM)! Factory price you will get from YouFa Group.
YouFa has 20 years manufacturer experience, Providing high quality products which have been exported over 100 countries, Pipes can be Customized according to customer's requirementon outside diameter and wall thickness with Galvanized coated or black painted(3PE, FBE, 3PP) surface treatment.
Low and middle pressure fluid pipeline, boiler, petroleum and natural gas industry, drilling, chemical industry, electric industry, shipbuilding, fertilizer equipment and pipeline, structure, petrochemical, pharmaceutical industry
black steel pipe
OEM & ODM
CE,ISO 9001:2008 certification
1.competitive price 2.high quality 3.delivery timely 4.package according to client's requirement
LC OR TT
as required package
Certification & Test
Certifications & Testing
Strict quality inspection, Make perfection more perfect!
Certificates of API 5L, ISO etc.
Company & Three major producing areas
TianJin YouFa Steel Pipe Group Company was founded on july 1st , 2000, with the headquarters located at the largest steel pipe production base in China-Daqiuzhuang Village, Tianjin City, and it is the largest steel pipe manufacturing enterprise producing many kinds of steel pipesin the world. 20 years focused on quality which is the life of the enterprise.
YouFa brand steel pipes have been successfully applied to Three George Project, Pudong International Airport, Capital International Airport, Beijing Olympic Stadium, Shanghai World Expo Exhibition Hall,Jiaozhou Bay Cross-sea Bridge, the tallest building in China-117 Building in Tianjin, Tian'anmen Parade Reviewing Stand, Shanghai Disneyland Park and other national priority projects.YouFa has been recognized as No.1 brand in the industry.
Customer & Exhibition cooperation
High quality Large diameter SSAW spiral welded steel pipes,which are widely used in construction,According to customer ' s requirementto provide a variety of pipes with warm and reliable service.
Why Choose Us?
Why choose us ?
1. API 5L, ISO etc. 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 pipeexclusively in the world. More than12,600,000 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 factoryin 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!
Q: Are you trading company or manufacturer?
A: Factory!we are Youfa Group with 3 production area (Tianjin, Tangshang, Handan) in China.
Q: Can I have a trial order only for several tons?
A: Of course! We can ship the cargo for you with LCL service(Less container load).
Q: How long is your delivery time?
A: Generally it is 3-5 days if goods are in stock. Or it is 30 days if the goods are not in stock, it is according to your quantity.
Q: Do you provide samples? Is it free or extra?
A: Yes, We could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment?
A: OR, TT, L/C(For big order,30-90 days can be acceptable).