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Welding Boiler Carbon Steel Heat Exchanger Tubes With Electric Resistance

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Address: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China

Contact name:Richard SHEN

TORICH INTERNATIONAL LIMITED

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Welding Boiler Carbon Steel Heat Exchanger Tubes With Electric Resistance

Country/Region china
City & Province ningbo zhejiang
Categories Wire Mesh

Product Details

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

 

Product Description:

Steel Grade/Steel Material:

Carbon Steel and carbon manganese steel

 

Size Range:

OD: 12.7-127mm

WT: 0.9-9.1mm

Length: 1-12mm

 

Referenced Documents:
ASTM Standards:
A 450/A 450M Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes E 30 Test Methods for Chemical Analysis of Steel, Cast Iron, Open-Hearth Iron, and Wrought Iron

Manufacture:
Manufacture—Tubes shall be made by the seamless process and shall be cold drawn.

Production: Electric Resistance Welding

 

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 Requirements

ElementComposition,%

Grade A

Low-Carbon Steel

Grade C

Medium-Carbon Steel

Grade D

Carbon-Manganese Steel

C0.06-0.180.35 max0.27 max
Mn0.27-0.630.80 max1.00-1.50
P, max0.0350.0350.030
S, max0.0350.0350.015
Si--0.10 min

Mechanical Properties

Mechanical PropertiesGrade AGrade CGrade D
Tensile strenth, min, ksi [MPa]47[325]60[415]70[485]
Yield strenth, min, ksi [MPa]26[180]37[255]40[275]
Elongation≥35%30%30%

 

Characteristic: Good concentricity Good surface quality

Good OD and ID tolerance High Precision

Stable quality Smooth Roughness

TORICH QUALITY ASSURANCE

 

Product Pictures:

pl6052629-astm_a178_supper_carbon_steel_heat_exchanger_tubes_electric_resistance_welding_pipe04362359F5ACDB2C03A66B98D6566AE6

 

Company Introduction:

TorichInternational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes.

Our main products:Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Tube.

Our factory was established since 1997, with the name of Haiyan SanxinSteel Pipe Co., Ltd. The factories` technicians are of great engineering experience in steel pipe industry for more than 20 years, who are in great command of production technology for Cold Drawing and Cold Rolling, as well as heat treatment and inspection. So we have strong technician team and manufacturing capability.

B1501F08E3E690F33264F839D8A83A3D

Test:

HTB1NB6CNVXXXXXFXVXX760XFXXX8 HTB1aPwXOpXXXXbiXXXXq6xXFXXXo HTB1RnTKOpXXXXaRaXXXq6xXFXXX6

 

Our Certificate:

F1AA29322A48BD7BCD25EEC567589CAC8DB0EB5BC8D1C402E85945481C697449

FAQ

Q: Are you trading company or manufacturer ?

A: A professional steel pipes materials inventor, manufacturer and solution provider

Q: How long is your delivery time?

A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us

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

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