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ERW Steel Pipe / Black Pipe – Cold Rolled Black Annealing Steel Iron Tube

ERW Steel Pipe / Black Pipe – Cold Rolled Black Annealing, Soft Material | ERW Pipe Manufacturer & Black Pipe Factory
Round diameter    8mm-150mm
Square diameter   8*8mm-200*200mm
Thickness               0.25mm-2.75mm
Material                  Q195/Q235/ST37/DC51/customer required
Process                   Cold rolled black annealing

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Looking for a reliable ERW steel pipe manufacturer and black pipe factory?

We are a mill-direct supplier of ERW carbon steel pipes, including cold rolled black
annealing steel pipes with soft material
, designed for easy bending, forming, and general
structural use. Our product range also covers 
mild steel pipe and steel round tubing, all
produced under strict quality control.

✅ ERW pipe supplier — factory direct, container-load shipments
✅ Types: Black pipe, ERW carbon steel pipe, mild steel pipe, MS pipe
✅ Surface: Black annealing, cold rolled, soft temper
✅ SGS/BV third-party inspection welcomed

Factory-Direct Precision, Global Expertise
As an integrated manufacturer-exporter, we control every process from raw material sourcing to
final assembly. Our in-house R&D team and ISO 9001-certified factories ensure consistent quality
with 0% middleman markup.

OEM/ODM Vertical Integration
Owning the complete supply chain – from steel rolling mills to coating lines – allows 15% cost
savings and 10-day lead time advantages.  Production can be based on customer drawings or
customer demand self-research and development production.

Quality First Customer First 
Our mission is to providing exceptional products and services to our customers. We aim to make a
positive impact on our customers, employees, partners, and the wider community. Sincerely Hope
to cooperate with the customer both in China and abroad based on equality and mutual benefit.

Third Party Inspction

thrid party inspection
 

Our Exhibitions, Welcome visit our Factory !
exhibition photos

Our Certificates, More Certificate please contact us !

steel-pipe-certificate

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Q: What is the MOQ?
A: Usually one container (20GP/40HQ), but we also accept trial orders for standard sizes.
Q: Can I get a sample?
A: Yes, we can send a sample piece with mill certificate.

ERW steel pipe suppliers, a carbon steel pipe factoryERW tube mill manufacturer

Contact us, Get Quote Now !

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