ASTM A106 seamless steel pipe is an American standard steel pipe, mainly divided into two types: A106-A and A106-B. Among them, A106-A is equivalent to 10# steel pipe, and A106-B is equivalent to 20# steel pipe. These steel pipes belong to the ordinary carbon steel series and are one of the commonly used materials in industrial production.
The main difference between A106 Gr A carbon steel pipe and Grade B pipe is the carbon content. A106 Gr Grade A pipe has a maximum carbon content of 0.25%, while Grade B pipe has a maximum carbon content of 0.30%. A106 B carbon tube also has higher tensile strength and yield strength than A106 Gr A tube. A106 Gr A Seamless Carbon Steel Pipe and Grade B Pipe are both used in high temperature applications, but A106 B Seamless Steel Pipe is typically used in more critical applications such as oil and gas transmission pipelines due to its higher strength and pressure rating.
ASME SA / ASTM A106 GR.A Carbon Steel Seamless Pipes & Tubes Chemical Composition :
| Chemical Composition (%) | ||||||||||
| Grade | C(Max) | Mn | Si(Min) | Cu(Max) | Ni(Max) | Cr(Max) | Mo(Max) | V(Max) | P(Max) | S(Max) |
| A | 0.25 | 0.27~0.93 | 0.1 | 0.4 | 0.4 | 0.4 | 0.15 | 0.08 | 0.035 | 0.035 |
A106 Grade A Pipes and Tubes Mechanical properties:
| Mechanical Properties: | ||
| Grade | Tensile Strength (Mpa), Min. | Yield Strength (Mpa), Min. |
| A | 330 | 205 |
ASTM A106 Grade A Seamless Steel Pipe
Specifications:ASTM A 106, ASME SA 106
Size Range:1/2" NB to 36" NB
Thickness:SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
Type:Seamless / ERW / Welded / Fabricated / CDW
Length:Single Random, Double Random & Required Length, Custom Size – 12 Meter lengths
End Connections:Plain, Bevel, Screwed, Threaded
Outside Coating:Black Painting, Anti-Corrosion Oil, Galvanised Finish, Finish as per customer Requirements
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