Hoʻolauna ASTM A106

Hoʻolauna ASTM A106:

1. ASTM A106 no ka mea maʻamau ʻAmelika, me A, B, C he ʻekolu mau māka

 

Kūlana ʻAmelika Pākē like ikaika tensile
A 20# 330MPa
B Q235 415MPa,
C Q345 485MPa

 

 

  1. Kālailai kemika
  ≤C Mn ≤P ≤S Si ≤Cr ≤Cu Mo Ni V
A 0.25 0.27-0.93 0.035 0.035 0.1 0.4 0.4 0.15 0.4 0.08
B 0.30 0.29-1.06 0.035 0.035 0.1 0.4 0.4 0.15 0.4 0.08
C 0.35 0.29-1.06 0.035 0.035 0.1 0.4 0.4 0.15 0.4 0.08

 

Ua hoʻokaʻawale ʻia ka papa ma luna e C a me Mn, a laila hele mai ia me ka ikaika tensile like ʻole.

 

201706141851242006440   201706141851148456060

 

Ka manawa hoʻouna: Malaki-12-2018