API5L/A106B Seamless Steel Tubes

API5L/A106B Seamless Steel Tubes

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API5L/A106B Seamless Steel Tubes

Normo: ASTM A106/API 5L
Seamless carbon steel tubes for high-temperature service
● Application: for high temperature service.
● Size range: O.D.: 15-120mm W.T.: 1-15mm L.: 15000mm max.

Table 1: steel grade and chemical composition:

Grado C (maks) Mn P (maks) S (maks) Kaj (min) Cr (maks) Cu (maks) Mo (maks) N (maks) V (maks)
A 0.25 0.27-0.93 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08
B 0.30 0.29-1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08
C 0.35 0.29-1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08

Table 2: Mechanical property:

Grado Tensile Strength Rm (Mpa) Yield Point (Mpa) Elongation A% Delivery Condition
A ≥330 ≥205 20 Kolizita
B ≥415 ≥240 20 Kolizita
C ≥485 ≥275 20 Kolizita

Table 3: Dimension Tolerances

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

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