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Especificación estándar ASTM A106

Feb 22, 2024

Especificación estándar ASTM A106

 

Especificación estándar ASTM A106

ASTM A106 Chemical composition:

Steel Grade C, max.% Mn % P, max S, max Si, min Cr, max Cu, max Mo, max Ni, max V, max

Grade A

0.25 0.27 - 0.93 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08

Grade B

0.30 0.29 - 1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08

Grade C

0.35 0.29 - 1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40

0.08

ASTM A106 Mechanical Property:

Grade Tenssile Test MPa or N/mm2  Remarks (Similar to JIS)
MIn. Yield Point Tensile Strength
Gr A 205 330Min  (STPG370)
Gr B  240 415Min  (STPG410)
Gr C 275 485Min  (STPG480)

 

 ASTM A106 Dimension Tolerances:

Pipe Type Pipe Sizes Tolerances
Cold Drawn OD ≤48.3mm ±0.40mm
≥60.3mm ±1%mm
WT ±12.5%

 Number of Tests Required

  NPS On One Length from Each Lot of
Tensile 5 and smaller 400 or less
6 and larger 200 or less
Bending 2 and smaller 400 or less
Flattening 2 through 5 400 or less
6 and over 200 or less

Casing Manufacturing Process

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