China Suppliers ASTM Carbon Mild Iron Round Welded Spiral Lsteel Pipes

• After-sales Service: Online Service
• Type: Welded
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Pipeline Transport, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry
• Model NO.: Spiral Pipe-19
• Section Shape: Round
• Processing Service: Welding, Cutting, Bending
• Thickness: 0.5 - 20 mm
• Certificate: API, CE, ISO9001
• Length: 5.8-12m
• Payment Term: L/C & T/T (30%Deposit)
• Standard: ASTM, BS, GB, JIS, ASTM A106-2006
• Transport Package: Standard Seaworthy Packing
• Specification: EN, GB/T3901 BS EN 39 ASTM A53-2007 BS 1387
• Trademark: Youfa
• Origin: China Tianjin
• HS Code: 7304113000
• Production Capacity: 50000 Ton/Tons Per Month

Product Description

Q235 Q345 ASTM carbon ERW mild iron round welded steel pipe

Product Description

 

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	0.8-9.0
125	5	138-140	0.9-9.0
150	6	164-165	1.0-11.5
200	8	218-219	1.1-12

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.

Detailed Photos

Product Process

 

Packaging & Shipping

Product Test

Certifications

Applications of Q235 Q345 ASTM carbon ERW mild iron round welded steel pipes

Based on various standard / different standard,
1. delivery liquid, water, gas
2. for construction, steel structure,
3. scaffolding pipe, scaffolding material,
4. greenhouse frame, fence post,
5. machinery parts, (bus frame material for some countries, truck frame material ects.)
6. 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

Customer And Exhibition

 

Our Advantages

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 !