A178 ERW Steel Pipe
A178 Welded Boiler Tube
The "ERW" in A178 ERW welded pipe indicates the manufacturing method, which involves forming the pipe from steel plates through an electric resistance welding process. This process produces seamless, uniform welds along the length of the A178 pipe, ensuring structural integrity and strength.
Designed to withstand high temperature environments, A178 welded pipe resists thermal stresses, which is critical to maintaining its structural integrity under fluctuating high temperature conditions, making it ideal for use in boilers and superheaters that generate steam at high temperatures.
A178 Electric Resistance Welded Pipe Product Properties
| ASTM A178 | |
|
10m-12m,12m or as customer's actual reques. |
|
|
Transparent oil,anti-rust oil According to clients requirement |
|
|
Within 7 days, According to the quantity ordered by the customer. |
A178 Carbon SteelOutside Pipe diameter and Wall thickness tolerance
|
OD < 50 |
±0.05mm |
S < 4mm |
±12.5% |
|
OD > 50 |
±1% |
4--20mm |
-120 |
|
|
|
S Greater than or equal to 20mm |
±12.5% |
A178 welded pipe

Gnee has 14 steel production lines, 10 processing equipment for processing, bending, painting, heat treatment, cutting, drilling, beveling, tempering, surface treatment, complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons.

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