NK AH36 DH36 EH36 FH36 pā kila no ka hana moku
NK GradeAH40/DH40/EH40/FH40 mea kila i hoohana ia i ka hana ana i ka hull, ka aila ehu ana i ke kahua wili, ka hui paipu paepae a me na mea e ae.
Hoʻohui Kemika a me ka waiwai Mechanical:
|
Papa |
Huina Kemika(%) |
||||||
|
C≤ |
ʻO Mn |
ʻO Si |
P≤ |
S≤ |
Al(cid)≥ |
Cu≤ |
|
|
NK AH40 |
0.18 |
0.90-1.60 |
0.10-0.50 |
0.035 |
0.035 |
0.015 |
0.35 |
|
NK DH40 |
|||||||
|
NK EH40 |
|||||||
|
NK FH40 |
0.16 |
0.025 |
0.025 |
||||
|
Papa |
Waiwai Mechanical |
|||
|
Ikaika U'i (MPa) |
Ka ikaika o ka hua (MPa) |
% Elongation ma 2 in.(50mm) min |
Ho'āʻo ʻia ʻana i ka wela (°C) |
|
|
NK AH40 |
510-650 |
390 |
20 |
0 |
|
NK DH40 |
-20 |
|||
|
NK EH40 |
-40 |
|||
|
NK FH40 |
-60 |
|||
Mokuʻāina hoʻouna:
ʻO nā keʻena mālama wela no ka'ōwili wela, ka'ōwili i hoʻomaluʻia, ka normalizing, annealing, tempering, quenching, normalizing plus tempering, quenching and tempering, a me nā moku'āina hoʻouna'ē aʻe e loaʻa ana e like me ka makemake o nā mea kūʻai.
Nā hoʻāʻo:
ʻO ka HIC, PWHT, ka ʻike ʻana i ka māwae, ka paʻakikī a me ka hoʻāʻo DWTT no nā pipelines e loaʻa pū kekahi.