Tianjin Brisk Steel is one of the manufacturers of ASTM A106 GR.C SMLS STEEL PIPE in China. Our products are mainly exported to the Middle East, Southeast Asia, Europe, New Zealand, and other regions.If you would like to learn more about our products, feel free to contact us and send your purchase list.
PRODUCT
Tianjin BRISK STEEL focus on produce and supply hollow section and steel pipe




Key Specification
| Type | Specification |
|
Standard |
|
| Shape |
Circular Pipe |
| Process |
Seamless Carbon Steel Pipe (SMLS) |
|
Outer Diameter (OD) |
NPS 1/8" ~ 48" (DN6 ~ DN1200), covering most industrial application needs |
|
Wall Thickness (WT) |
SCH 10, SCH 20, SCH 30, STD (Standard), XS (Extra Strong), SCH 40, SCH 60, SCH 80, SCH 160, XXS (Double Extra Strong) |
|
Length |
Standard lengths 6m, 12m; Random length and cut-to-length services available on request |
|
Surface Treatment |
Black painted, Varnished, Anti-rust oil coating; Custom coatings (3PE, FBE, Hot-dip Galvanized) available |
| End |
Plain End (PE), Beveled End (BE) for easy welding, Threaded End (TE) (customizable) |
Chemical Composition
| Element | ASTM A106 Grade C |
| Carbon | 0.35 % max |
| Manganese | 0.29 – 1.06 % |
| Phosphorus | 0.035 % max |
| Sulfur | 0.035 % max |
| Silicon | 0.10 % min |
| Chromium | 0.40 % max |
| Copper | 0.40 % max |
| Molybdenum | 0.15 % max |
| Nickel | 0.40 % max |
| Vanadium | 0.08 % max |
Notes:
- Unless otherwise specified by the purchaser, for each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % of manganese above the specified maximum will be permitted up to a maximum of 1.65 %.
- The total content of the five elements Chromium, Copper, Molybdenum, Nickel, and Vanadium shall not exceed 1 %.
- ASTM A106 Grade C is the highest grade in the ASTM A106 standard and is commonly used in high-pressure, high-temperature, and higher-strength applications such as high-temperature steam and boiler piping in refineries and chemical plants.
Mechanical Properties
| Mechanical Property |
Minimum Value |
|---|---|
|
Tensile Strength |
485 MPa (70,000 psi) |
|
Yield Strength |
275 MPa (40,000 psi) |
|
Elongation |
≥ 30% |
Main Applications
▼ Our ASTM A106 GR.C seamless steel pipes are widely used in industries that require high reliability under harsh conditions, including:
- Power Generation: Boilers, superheaters, steam pipelines, and auxiliary systems in thermal power plants
- Oil & Gas Industry: Crude oil and natural gas transmission pipelines, refineries, and offshore drilling platforms
- Petrochemical Industry: Transportation of high-temperature, high-pressure fluids, reaction vessels, and heat exchangers
- General Industry: High-pressure piping systems, industrial boilers, and heavy machinery equipment
Production Methods
- Hot-Finished Seamless Pipe: Made by piercing a billet and rolling at a temperature of 1200 °F [650 °C] or higher. (better for large diameters).
- Cold-Drawn Seamless Pipe: Produced by cold working for tighter tolerances and smoother surfaces.
Contact Us
If you are interested in our ASTM A106 GR.C SMLS STEEL PIPE, please contact us to get the latest price and we will provide you with a detailed quotation and product sample as soon as possible. We look forward to establishing long-term cooperative relationships with you!




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