ASTM A106 Gr.C Carbon Steel High‑Temperature Seamless Boiler Pipe | ASME SA106 Gr.C Tube

Carbon Steel Boiler Steel Pipe Carbon Steel Boiler Steel Pipe Carbon Steel Boiler Steel Pipe

ASTM A106 Gr.C Carbon Steel High‑Temperature Seamless Boiler Pipe | ASME SA106 Gr.C Tube

  1. Good mechanical strength for high‑temperature carbon steel pressure service
  2. Compliant with ASTM A106 / ASME SA106 for global boiler & pressure‑vessel tender
  3. Wide OD & wall‑thickness range for different heat‑exchange assemblies
  4. Full hydro‑static test & non‑destructive inspection for pressure equipment safety
  5. Support random length & custom cut‑length for international boiler project
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Product Overview

ASTM A106 Gr.C (ASME SA106 Gr.C) is popular American‑spec carbon steel seamless pipe, widely used for high‑temperature boiler, heat‑exchanger and pressure‑vessel piping. This grade provides higher tensile and yield strength compared to A106 Gr.B, suitable for medium‑high temperature carbon‑steel boiler components working up to 480℃.

Produced under ASTM A106 standard specification. Each pipe batch will do chemical analysis, tensile mechanical test, hydro‑static pressure test and non‑destructive flaw detection. Outer diameter covers 16‑630 mm, wall thickness 2.5‑80 mm. Available in hot‑rolled seamless form, support mill random length or customer‑specified fixed cutting length. It is commonly selected for overseas industrial boiler, waste‑heat boiler and power‑plant auxiliary pipeline projects. Adopt seaworthy export packaging with pipe‑end plastic caps to prevent thread and pipe mouth damage in sea container transportation.

Carbon Steel Boiler Steel Pipe

Chemical & Mechanical Property Snapshot

Grade C (%) Mn (%) Si (%) S (%) Max P (%) Max Tensile Strength (MPa) Yield Strength (MPa) Elongation (%)
ASTM A106 Gr.C 0.18‑0.24 0.80‑1.10 ≥0.10 0.035 0.035 ≥485 ≥275 ≥30

Detailed Technical Specifications

Item Details
Product Name ASTM A106 Gr.C Carbon Steel High‑Temperature Seamless Boiler Pipe
Product Type High‑temperature carbon seamless pipe for boiler & pressure service
Applicable Standards ASTM A106 / ASME SA106
Material Grades ASTM A106 Gr.C
Outer Diameter 16‑630 mm
Wall Thickness 2.5‑80 mm
Length Standard random lengths & custom cut lengths available
Manufacturing Type Hot‑rolled seamless steel pipe
Testing Method Hydro‑static pressure test, UT / ET non‑destructive flaw inspection
Quality Documentation Mill Test Certificate (MTC) with heat number, mechanical & hydro‑test report
Performance Characteristics High tensile strength carbon steel, medium‑high temperature pressure service
MOQ 5 Ton
Payment Terms T/T, L/C at Sight
Delivery Time 7‑15 working days after receiving deposit
Package Waterproof paper + galvanized steel strap + seaworthy export wooden pallet + plastic end caps

Dimension Table

Outer Diameter (mm) Wall Thickness (mm) Length
16 2.5–4.0 Standard & customized random lengths
20 2.5–5.0 Standard & customized random lengths
25 2.5–6.0 Standard & customized random lengths
32 2.5–6.5 Standard & customized random lengths
38 2.5–7.0 Standard & customized random lengths
42 2.5–8.0 Standard & customized random lengths
48 2.5–8.0 Standard & customized random lengths
51 2.5–10.0 Standard & customized random lengths
57 3.0–12.0 Standard & customized random lengths
60 3.0–12.0 Standard & customized random lengths
76 3.0–14.0 Standard & customized random lengths
89 3.5–16.0 Standard & customized random lengths
108 4.0–20.0 Standard & customized random lengths
133 4.0–25.0 Standard & customized random lengths
159 4.5–30.0 Standard & customized random lengths
168 5.0–32.0 Standard & customized random lengths
219 6.0–40.0 Standard & customized random lengths
273 7.0–50.0 Standard & customized random lengths
325 8.0–60.0 Standard & customized random lengths
377 9.0–65.0 Standard & customized random lengths
426 10.0–70.0 Standard & customized random lengths
480 12.0–75.0 Standard & customized random lengths
530 12.0–80.0 Standard & customized random lengths
630 14.0–80.0 Standard & customized random lengths

Product Comparison Table

Product Main Function Material / Standard Temperature Capability Typical Applications
ASTM A106 Gr.C Pipe High‑strength carbon steel high‑temp boiler piping ASTM A106 ≤480℃ Industrial boiler, waste‑heat boiler auxiliary pressure piping
ASTM A210 Gr.A1 Tube Carbon steel boiler heat‑exchange tube ASTM A210 ≤480℃ Economizer & water‑wall heat‑exchange coils
20G GB Boiler Tube Chinese standard carbon boiler seamless tube GB/T5310 ≤480℃ Domestic & overseas thermal‑power boiler heat‑exchange parts
A335 P12 Cr‑Mo Alloy Pipe Cr‑Mo alloy for 550℃ high‑temp service ASTM A335 ≤550℃ Superheater, reheater high‑temperature circuits
A335 P22 Cr‑Mo‑V Alloy Pipe Ultra‑high‑temp alloy boiler seamless pipe ASTM A335 ≤580℃ Main‑steam pipeline for large power‑station unit

App Market

Reliable Steel Coil Solutions For Diverse Industrial Applications

Product Packaging

Secure Export Packaging For Safe Handling And Delivery

FAQs

A106 Gr.C owns higher carbon content, higher tensile & yield strength, for higher‑pressure carbon‑steel piping condition.

Different product specification scope: A210 is special boiler heat‑exchange tube; A106 is general high‑temperature piping. Need project engineer evaluation before substitution.

Recommended long‑term service temperature ≤480℃, do not apply for working temperature over 480℃, select Cr‑Mo alloy grades.

Yes, mill test certificate meets ASTM A106 standard requirements for international pressure‑vessel project.

Stock sizes:7‑10 working days; non‑stock production: 15‑20 working days after deposit.

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  • Customizable sizes, grades, and surface finishes

  • Full material traceability and inspection reports

  • Responsive support and fast global delivery


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