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  • Torich International Co.,Ltd--The Steel Tube Maker

  •  [Zhejiang,China]
  • Business Type:Distributor/Wholesaler , Manufacturer , Service , Trade Company
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:31% - 40%
  • Certs:GB, ISO9001, ISO14001
  • Description:Welded Boiler Tubes,Seamless Boiler Steel Tubes,Carbon Steel Tubes
Torich International Co.,Ltd--The Steel Tube Maker Welded Boiler Tubes,Seamless Boiler Steel Tubes,Carbon Steel Tubes
Home > Products > Seamless Boiler Steel Tubes > ASTM A178 Carbon Steel Heat Exchanger Tubes

ASTM A178 Carbon Steel Heat Exchanger Tubes

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    Unit Price: USD 1000.0000 - 700.0000 / Ton
    Payment Type: L/C,T/T
    Incoterm: FOB
    Min. Order: 15 Ton
    Delivery Time: 30 Days

Basic Info

Model No.: ASTM A178

Additional Info

Packaging: Hexagonal Bundles

Productivity: 12000 tons

Brand: Torich

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 12000 tons/y

Certificate: Pressure Vessel

Product Description

ASTM A178 Electric resistance welded carbon steel and carbon mangaese steel boiler and superheater tubes


A leading manufacturer of Seamless Boiler Steel Tubes in China, offers high quality Steel Heat Exchanger Tubes,Seamless Carbon Boiler Tube,Alloy Steel Boiler Tube,Oval steel tube

Production: Electric Resistance Welding

Size range:

O.D.:6-127mm W.T.:0.9-9.1mm

L: according to customer requirement

Seamless steel pipe is used for Boiler flues, superheater flues and safe ends ,Boilers,Superheaters, Heat-Exchangers, Condensers.


Boiler tubes Material: Carbon Steel and carbon manganese steel


Steel Grade and Chemical Compositions:
Element Grade A,
Low-Carbon Steel
Grade C,
Medium-Carbon Steel
Grade D,
Carbon-Manganese
Steel
Carbon 0.06-0.18 0.35 max 0.27 max
Manganese 0.27-0.63 0.80 max 1.00-1.50
Phosphorus, max 0.035 0.035 0.030
Sulfur, max 0.035 0.035 0.015
Silicon - - 0.10 min


Mechanical Properties Grade A Grade C Grade D
Tensil Streghth: min ksi[Mpa] 47[325] 47[415] 70[485]
Yield Point: min ksi[Mpa] 26[180] 37[255] 40[275]
Elongation: ≥35% ≥30% ≥30%


Tolerance for OD and WT(SA-450/SA-450M)
OD in(mm) + - WT in(mm) + -
<1''(25.4) 0.10 0.10 ≤1.1/2''(38.1) 20% 0
1''~1.1''(25.4~38.1) 0.15 0.15 >1.1/2''(38.2) 22% 0
>1.1/2''~<2''(38.1~50.8 0.20 0.20
2''~<2.1/2''(50.8~63.5) 0.25 0.25
2.1/2''~<3''(63.5~76.2) 0.30 0.30
3''~<4''(76.2~101.6) 0.38 0.38
4''~<7.1/2''(101.6~190.5) 0.38 0.64
>7.1/2~9''(190.5~228.6) 0.38 1.14


Heat treatment:

After welding, all tubes are heat treated at a temperature of 1650℉ (900℃) or higher and followed by cooling in air or in the cooling chamber of a controlled atmosphere furnace.

Cold-Drawn tubes are heat treatted after the final cold-draw pass at a temperature of 1200℉(650℃)or higher.

Tests and Inspection:

Tensile Test

Crush Test

Mechanical Test

Flattening Test

Flange Test

Reference Documents:

ASTM A450/A450M Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Ally Steel Tubes

E213 Practice for Ultrasonic Examination of Metal Pipe and Tubing

E273 Practice for Ultrasonic Examination of Longitudinal Welded Pipe and Tubing


Seamless Boiler Steel Tubes,Steel Heat Exchanger Tubes,Seamless Carbon Boiler Tube,Alloy Steel Boiler Tube,Oval steel tube Seamless Boiler Steel Tubes,Steel Heat Exchanger Tubes,Seamless Carbon Boiler Tube,Alloy Steel Boiler Tube,Oval steel tube


We focus on Quality First, Quality Traceability, and Quality Stability!
We focus on Customer First, People First, and Quality-Oriented!

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Looking for ideal Welded Boiler Tubes Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Seamless Boiler Steel Tubes are quality guaranteed. We are China Origin Factory of Carbon Steel Tubes. If you have any question, please feel free to contact us.

Product Categories : Seamless Boiler Steel Tubes

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  • ASTM A178 Carbon Steel Heat Exchanger Tubes
  • ASTM A178 Carbon Steel Heat Exchanger Tubes
  • ASTM A178 Carbon Steel Heat Exchanger Tubes
  • ASTM A178 Carbon Steel Heat Exchanger Tubes
  • ASTM A178 Carbon Steel Heat Exchanger Tubes
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