TitleProduct

ASTM A178 Boiler Tube

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    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2018-06-27 01:33

  • Browse the number:

    179

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Company Profile

Xi'an LinKun Import & Export Co.,Ltd

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Contact:linkun(Mr.)  

Email:

Area:Beijing

Address:Beijing

Website:http://www.lksteelpipe.com/ http://www.shzh-rubber.com/com/linkun/

Product Details


ASTM A178 Boiler Tube 

ASTM 178 for Electric-Resistance-Welded Carbon Steel and Carbon-Manganese Steel Boiler and Superheater Tubes

ASTM A178 Boiler Tubes are known for their resistance to corrosion and tolerance for withstanding temperature variations.LINKUN offering ASTM A 178 grade A &C&D  Boiler Tubes that used in varied industrial applications. 


1)Materials
GradeA ,Grade C,Grade D Bolier steel tube.
2)Size
OD 1/2in-5in(12.7-127mm)
3)Wall thickness
0.035in-0.360in(0.9-9.1mm)
4)Different name
Condenser steel tube,heat-exchanger tube,low carbon steel pipe,Resistance welded steel tube ,Bolier flues,Spoerheater flues and safe ends,ERW carbon steel pipes.

5)Chemical Composition:

Element

Grade A

Grade C

Grade D


Low carbon steel

Medium carbon steel

Manganess steel

C%

0.06-0.18

0.35Max

0.27Max

Mn%

0.27-0.63

0.80Max

1.00-1.50

P%

0.035

0.035

0.030

S%

0.035

0.035

0.015

Si%

.....

.....

0.10Min

6)Mechanical Propertise: 


Grade A

Grade C

Grade D

Tensile Strength loading Ksi (Mpa)

=47(325)

60(415) 

70(485)

Yield Strength Loading Ksi(Mpa)

=26(180)

37(255) 

40(275)

Elongation (50mm)%

=35 

=30 

=30 

7)Referenced Documents:
ASTM standards:
A450/A450M Specification for General Requirements for Carbon,Ferritic Alloy,and Austenitic Alloy steel tubes.
E213 Practice for Ultrasonic Examination of Metal pipe and tubing.
E273 Practice for Ultrasonic Examination of Longitudinal Welded Pipe and Tubing.
8)Manufacturing Process:ERW
9)Heat treatment:
After welding,all tubes shall be heat treated at a temperature of 1650°F(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-draw pass at a temperature of 1200°F(650?)or higher.
Surface Condition:
Finished tubes shall be free of scale,A slight amount of oxidation will not be considered as scale.
10)Mechanical Tests Required:
Flattenting Test
Flaring test
Flange test
Crush test
Tension test
Reverse Flattening test
Hydrostatic or Nondestructive Electric Test


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