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ASTM A178 ERW Boiler And Superheater Tubes

Name: ASTM A178 ERW Boiler And Superheater Tubes
Brand: Wanlei
SKU: 192494815

ASTM A178 Standard applies to boiler tubes, boiler flues, superheater flues, and safe ends with carbon steel and carbon manganese steel quality. WanLei have better delivery time and more flexible payment terms. looking forward to your enquiry!

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Description

Description of ASTM A178 electric resistance welded steel tubes

ASTM A178 standard is intended for boiler tubes, boiler flues, superheater flues, and safe ends with minimum-wall-thickness electric resistance welded tubes made of carbon steel and carbon manganese steel. After welding, these steel tubes shall be heat treated at a temperature of 900℃or higher and followed by cooling in air or in the cooling chamber of a controlled atmosphere furnace. Cold drawn tubes shall be heat treated after the final cold drawn process at a temperature of 650℃or higher.

Specification

Product name: boiler and superheater tubes

Material: carbon steel and carbon manganese steel

Welded type: Electric resistance welding

Steel grade: Grade A/C/D

Size(outside diameter): 12.7-127mm

Wall thickness: 0.9-9.1mm

Length: random or specific length

MOQ: 20tons or one full container load

Packing: in bundles with end protection

Unless otherwise ordered we will deliver the pipes with an external coating to protect it from rusting in transit.

Chemical composition and tensile properties

Grade	C%	Mn%	P%	S%	Si%	Tensile strength	Yield strength	Elongation in 50mm
Grade A	0.06-0.18	0.27-0.63	0.035	0.035	-	325MPa	180MPa	≥35%
Grade B	≤0.35	≤0.80	0.035	0.035	-	415MPa	225MPa	≥30%
Grade C	≤0.27	1.00-1.50	0.030	0.015	≥0.10	485MPa	275MPa	≥30%

Our products

We are a professional company. We have highly experienced production team and have most advanced production line. We spend a lot of money to make sure that our quality is much better.We do not sacrifice quality for quick profits. So far our commodities have stood the competition well. The very fact that other clients keep on buying speaks for itself. You can place a trial order to evaluate the sample at your convenience. I believe that the quality is satisfied you. Furthermore, We have better delivery time and more flexible payment terms than others.

ASTM A178 P