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Electric Resistance Welded Carbon Steel Heat Exchanger Tubes ASTM A178 / SA178

Categories Heat Exchanger Tubes
Brand Name: TORICH
Model Number: ASTM A178 / SA 178
Certification: ISO 9001 ISO14001 TS16949
Place of Origin: China
MOQ: 10 tons
Price: 700 USD-1000 USD
Payment Terms: T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability: 6000 Tons/ Year
Delivery Time: 45-60 days
Packaging Details: Boiler tube packaging:In hexagonal bundles or In wooden boxes packaging or Crate packaging or Bare bundles packaging
Standard: ASTM A178 SA178
Grade: Grade A Grade C Grade D
Techinque: Electric Resistance Welded
Section Shape: Round
Alloy or not: Non-Alloy
Secondary or not: Non-Secondary
Special Pipe: Boiler Pipe
Delivery Condition: Annealing
Surface Treatment: Oil
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Electric Resistance Welded Carbon Steel Heat Exchanger Tubes ASTM A178 / SA178

ASTM A178/ SA178 Electric Resistance Welded Carbon Steel And Carbon Manganese Steel Boiler And Superheater Tubes

Material: Carbon steel and carbon manganese steel
Production: Electric Resistance Welding
Size range: O.D.: 12.7-127mm W.T.:0.9-9.1mm L: according to customer requirement

Applications: For Boilers, Superheaters, Heat-Exchangers, Condensers, Boiler flues, Superheater flues and e ends


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 treated 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


Chemical Properties

ElementGrade A,Low-Cabon SteelGrade C,Medium-Carbon Steel

Grade D,

Carbon-Manganese Steel

Carbon0.06-0.180.35 Max0.27Max
Manganese0.27-0.630.80Max1.00-1.50
Phosphorus,Max0.0350.0350.030
Sulfur,Max0.0350.0350.015
Silicon--0.10 min
Mechanical PropertiesGrade AGrade CGrade D
Tensile Strength:min ksi(Mpa)47(325)60(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)0.100.10≤1.1/2''(38.1)20%0
1''~1.1''(25.4~38.1)0.150.15>1.1/2''(38.2)22%0
>1.1/2''~<2''(38.1~50.80.200.20
2''~<2.1/2''(50.8~63.5)0.250.25
2.1/2''~<3''(63.5~76.2)0.300.30
3''~<4''(76.2~101.6)0.380.38
4''~<7.1/2''(101.6~190.5)0.380.64
>7.1/2~9''(190.5~228.6)0.381.14

ERW Carbon Steel Boiler Tubes Carbon Manganese Steel Boiler Steel Tubes


Boiler Steel Tubes Superheater Steel Tubes Pipes


Tags: Welded Steel Tubes, Carbon Steel Heat Exchanger Tubes










Quality Electric Resistance Welded Carbon Steel Heat Exchanger Tubes ASTM A178 / SA178 for sale
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