API5L/A106B Dikişsiz Çelik Borular

  • Tarif
  • Soruşturma

API5L/A106B Dikişsiz Çelik Borular

Standart: ASTM A106/API 5L
Seamless carbon steel tubes for high-temperature service
● Uygulama: for high temperature service.
● Boyut aralığı: Öğr.: 15-120mm W.T.: 1-15mm L'dir.: 15000mm maks.

Table 1: steel grade and chemical composition:

Derece C (.max) Mn P (.max) S (.max) Si (min) Cr (.max) Cu (.max) Mo (.max) N (.max) V (.max)
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:

Derece Tensile Strength Rm (Mpa) Yield Point (Mpa) Elongation A% Teslimat Koşulu
A ≥330 ≥205 20 Annealed
B ≥415 ≥240 20 Annealed
C ≥485 ≥275 20 Annealed

Table 3: Dimension Tolerances

Pipe Type Pipe Sizes Tolerans
Soğuk Çekilmiş OD ≤48.3mm ±0.40mm
≥60.3mm ±1%mm
WT ±12.5%

Temas ABD