Khawvel pum huapa energy logistics chu Liquefied Natural Gas (LNG) leh Arctic lawng kawngpui lam pan a nih avangin steel wire rope te chu "Cryogenic Zone"-ah an nawr lut ta a ni. -162℃aia hniam temperature-ah chuan standard high-carbon steel hian "Ductile-to-Brittle Transition" (DBTT) a tawk a, chutah chuan a deform theihna a hloh a, chu ai chuan glass ang maiin a tlakbuak chuan a chhe ta zawk a ni.

Charpy V-Notch Test neih dan chu:

Khaw lum lutuk atana rope engineer turin SOLITE chuan Charpy V-Notch test hmangin "Impact Toughness"-steel-in a chhe nghal vat laiin energy a lakluh theih zat a teh a ni. Cryogenic application atan chuan Nickel leh Manganese specialized metallurgical infusions kan hmang a, chu chuan austenite phase a ti nghet a, steel chu a brittle loh nan a veng bawk.

Khaw lum laia Core-in a chanvo:

Synthetic fiber core (FC) te hi a khauh a, a "crushable" fo thin a, a lum lutuk chuan. LNG mooring leh Arctic hoisting atan chuan Independent Wire Rope Cores (IWRC) hman kan ti a, chu chu low-temperature, non-freezing lubricant hmanga enkawl a ni. Hei hian Arctic frost-in a khuh pawhin rope chu a flexible leh structural reng theih nan a pui a ni. Frozen frontier-ah chuan chakna hi toughness tel lo chuan a tangkai lo.