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Electric Resistance Welded Carbon Steel Heat Exchanger Tubes ASTM A178/ SA 178

Minimum Order Quantity : 10 tons Price : 700 USD-1000 USD
Packaging Details : In hexagonal bundles or In wooden boxes packaging or Crate packaging or Bare bundles packaging Delivery Time : 45-60 days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 6000 Tons/ Year
Place of Origin: Zhejiang China Brand Name: TORICH
Certification: ISO 9001 ISO14001 TS16949 Model Number: Grade A Grade C Grade D

Detail Information

Standard:: ASTM A178 SA178 Grade: Grade A Grade C Grade D
Techinque: Electric Resistance Welded Certification: ISO 9001 ISO14001 TS16949
Alloy Or Not: Non-Alloy Secondary Or Not: Non-Secondary
Special Pipe: Boiler Pipe Delivery Condition: Annealing
Surface Treatment: Oil Section Shape: Round
High Light:

high carbon steel tube


heat exchanger tubes

Product Description


Electric Resistance Welded Carbon Steel Heat Exchanger Tubes ASTM A178/ SA 178


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 Safe 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

Element Grade A,Low-Cabon Steel Grade C,Medium-Carbon Steel

Grade D,

Carbon-Manganese Steel

Carbon 0.06-0.18 0.35 Max 0.27Max
Manganese 0.27-0.63 0.80Max 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
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) 0.10 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      


ERW Carbon Steel Boiler Tubes Carbon Manganese Steel Boiler Steel Tubes


Boiler Steel Tubes Superheater Steel Tubes Pipes


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


Packing Show
EN10305-1 E235 E355 +SRA +N Precision Steel Tube Cold Drawn Seamless Steel Tubing

Producing Process
EN10305-1 E235 E355 +SRA +N Precision Steel Tube Cold Drawn Seamless Steel Tubing



What is your Guarantee?

1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.


Do you have agent or distributor in our country?

1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.

How is your production capability?

1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment

How to get the sample?

1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.

What is your Payment Term?

1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation

Who are your customers?

1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc

How long will you react on our requirement?

Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!

Any more questions about your doubts, please feel free to send us your emails or call!

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