Product Description

With an annual output of 15 million tons, Yuantai Derun is the largest ERW square pipe, rectangular pipe, hollow pipe, galvanized pipe and spiral welded pipe manufacturer in China. Annual sales reached $5 billion. Yuantai Derun has 59 black ERW pipe production lines, 10 galvanized pipe production lines ，3 spiral welded pipe production lines，1 JCOE LSAW steel pipe production line. Yuantai Derun has the largest steel pipe inventory in China, which can meet the urgent purchasing demand of customers. Welcome everyone to contact Yuantai Derun,And visit our factory online or offline.

Outer Diameter	210mm-2032mm
Wall Thickness	6mm-63.5mm
Standard	ASTM A53, BS1387-1985, API 5L standard
Material	Q195、Q235、Q345、ASTM A53 Gr.B、API 5L Gr.B
Ends	1) Bared 2) Black Painted (varnish coating) 3) galvanized 4) Oiled 5) PE,3PE, FBE, corrosion resistant coating, Anti corrosion coating.
Technique	Electronic Resistance Welded (ERW ) Double Submerged Arc Welded (DSAW) Electronic Fusion Welded (EFW)
Section Shape	Round, Square, Rectangular.
Delivery	Container, Bulk Vessel.
About Our Quality	1) No damage, no bent 2) no burrs or sharp edges and no scraps 3) Free for oiled&marking 4) All goods can be checked by third party inspection before shipment
others	SCH20,SCH40,STD,XS,SCH80,SCH160,XXS

Company Profile

Professional supply of construction project orders

Tianjin Yuantai Derun is the largest manufacturer of ERW square rectangular pipes, hollow pipes, galvanized pipes, and spiral welded pipes in China. It is also one of the top 500 private enterprises and manufacturing enterprises in China. The company has an annual production capacity of 10 million tons and owns over 100 steel pipe production lines and more than 100 steel hollow section technology patents. The production types include ERW. LSAW, HFW, SSAW, seamless, hot-rolled, cold drawn, hot worked, etc

Q1: What is the difference between ERW steel pipe and seamless pipe?

A: ERW has welds but meets the strength standards, while seamless pipes have no welds but are more expensive and are suitable for high-pressure scenarios.

Q2: Can you produce non-standard wall thickness ?

A: Yes, mold compatibility and additional costs need to be confirmed.

Q3:Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge with the cost of freight paid by customer.

Q4: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us as below