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YUHONG HOLDING GROUP CO., LTD

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China ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High
China ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High

  1. China ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High
  2. China ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High
  3. China ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High
  4. China ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High

ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High

  1. MOQ: 100 KGS
  2. Price: NEGOTIABLE
  3. Get Latest Price
Payment Terms T/T, L/C
Supply Ability YUHONG HOLDING GROUP CO., LTD
Delivery Time 20-80 days
Packaging Details Ply-wooden Case /Iron Case/ Bundle with plastic Cap
Standard ASME SA106, ASME SA335
Steel Grade GR.B, P5, P9, P11, P12, ETC.
Surface Treatment Pickled and Annealed
Category Carbon Steel, Alloy Steel
European Standard 1.4845,1.4539,1.4162
Type Boiler Tube
Section Shape Round
Length Customized
Features High Temperature Resistance, Corrosion Resistance, High Pressure Resistance
Size Length Max.: 34m/pc
Brand Name YUHONG
Model Number ASME SA106 Gr.B
Certification ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, L/C Supply Ability YUHONG HOLDING GROUP CO., LTD
Delivery Time 20-80 days Packaging Details Ply-wooden Case /Iron Case/ Bundle with plastic Cap
Standard ASME SA106, ASME SA335 Steel Grade GR.B, P5, P9, P11, P12, ETC.
Surface Treatment Pickled and Annealed Category Carbon Steel, Alloy Steel
European Standard 1.4845,1.4539,1.4162 Type Boiler Tube
Section Shape Round Length Customized
Features High Temperature Resistance, Corrosion Resistance, High Pressure Resistance Size Length Max.: 34m/pc
Brand Name YUHONG Model Number ASME SA106 Gr.B
Certification ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 Place of Origin China

ASME SA106 Gr.B Seamless Carbon Steel Boiler Tube – High-Temperature & High-Pressure Resistance​

​1. Product Overview​

​ASME SA106 Gr.B Seamless Boiler Tubes​​ are designed for high-temperature and high-pressure applications in boilers, heat exchangers, and power plants. Manufactured under ASTM A106/ASME SA106 standards, these tubes ensure durability, corrosion resistance, and excellent thermal conductivity.

​2. Material & Chemical Composition​

  • ​Material​​: Carbon steel (equivalent to China’s ​​20# steel​​).
  • ​Key Chemical Properties​​:
Element Content (%)
Carbon (C) ≤0.30
Manganese (Mn) 0.29–1.06
Phosphorus (P) ≤0.025
Sulfur (S) ≤0.025
Silicon (Si) ≥0.10

​3. Mechanical Properties​

Property Value
Tensile Strength ≥415 MPa
Yield Strength ≥240 MPa
Elongation ≥12%
Hardness ≤197 HB

​4. Key Features & Advantages​

  • ​High-Temperature Resistance​​: Suitable for ​​-29°C to 565°C​​ environments .
  • ​Seamless Design​​: No welds, ensuring leak-proof performance under pressure.
  • ​Easy to Weld & Fabricate​​: Low carbon content minimizes post-weld brittleness.
  • ​Certified Quality​​: Complies with ​​ASME, ASTM, and EN standards​​.

​5. Applications​

  • ​Boilers​​: Superheaters, reheaters, and steam pipelines.
  • ​Oil & Gas​​: Refinery pipelines, heat exchangers.
  • ​Power Plants​​: High-pressure fluid transport.

​6. FAQ​

​Q: What’s the difference between SA106 Gr.B and 20G tubes?​
A: SA106 Gr.B has higher Mn content (0.29–1.06%) vs. 20G (0.35–0.65%), offering better strength at elevated temperatures.

 

​Q: Do you provide custom sizes?​
A: Yes! We support OD: ​​10–1200mm​​, thickness: ​​1–50mm​​, and lengths up to ​​18m​​.


​About Yuhong Holding Group Co., Ltd​

With ​​20+ years of export experience​​, Yuhong Group is a top-5 Chinese manufacturer of finned tubes and seamless pipes. Our ​​55 production lines​​ and ​​20,000㎡ facility​​ ensure high-capacity output, while advanced technology guarantees precision.

  • ​Website​​: www.steelfintube.com
  • ​Contact​​: Jimmy (Email: jimmy@steelseamlesspipe.com, WhatsApp: +86 18892647377).

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer,Importer,Exporter,Trading Company,Seller,Other

  • Year Established:

    1990

  • Total Annual:

    50M-70M

  • Employee Number:

    50~800

  • Ecer Certification:

    Verified Supplier

Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories,  the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories,  the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...

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  • YUHONG HOLDING GROUP CO., LTD
  • 20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
  • https://www.steelfintube.com/

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