Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

A106 CARBON STEEL SEAMLESS PIPE


Specification A106 covers Seamless Carbon steel nominal wall pipe for high-temperature service, suitable for bending, flanging and similar forming operations. NPS 1½” and under may be either hot finished or cold drawn. NPS 2” and larger shall be hot finished unless otherwise specified. Surface finished standards are outlined in the specification. Unless otherwise specified, pipe is furnished with plain ends. Hot-dipped galvanized pipe is also available.
 
State Pipe Stocks:
1/8” to 24” Seamless Grade B
A106 CARBON STEEL SEAMLESS PIPE

Specification A106 covers Seamless carbon steel nominal wall pipe for high-temperature service, suitable for bending, flanging and similar forming operations. NPS 1 1/2 and under may be either hot finished or cold drawn. NPS 2 and larger shall be hot finished unless otherwise specified. Surface finish standards are outlined in the specification. Purchaser may specify NDE in lieu of hydrostatic test or neither. Unless otherwise specified, pipe is furnished with plain ends.

Mechanical Properties - Tensile Requirements

Seamless and ERW Grade A Grade B Grade C
Tensile Strength, min., psi
48,000 60,000 70,000
Yield Strength, min, psi
30,000 35,000 40,000

Chemical Requirements

Seamless and ERW Grade A Grade B Grade C
Carbon max. %
0.25 0.30 0.35
Manganese %
0.27 - 0.93 0.29 - 1.06 0.29 - 1.06
Phosphorus, max %
0.035 0.035 0.035
Sulfer, max. %
0.035 0.035 0.035
Silicon, min. %
0.10 0.10 0.10

 

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