ASTM Standard Building Waya
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ASTM UL Thermoplastic Waya Iru TW/THW THW-2 Cable
TW/THW waya jẹ ohun ti o lagbara tabi idalẹnu, adaorin idẹ rirọ ti annealed pẹlu Polyvinylchloride (PVC).
TW waya dúró fun a thermoplastic, omi sooro waya.
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ASTM UL Thermoplastic High Heat Resistant nylon Ti a bo THHN THWN THWN-2 Waya
THHN THWN THWN-2 Waya jẹ o dara fun lilo bi ohun elo ẹrọ, Circuit iṣakoso, tabi wiwọ ohun elo.Mejeeji THNN ati THWN ni idabobo PVC pẹlu awọn jaketi ọra.Awọn idabobo PVC thermoplastic jẹ ki THHN ati okun waya THWN ni awọn ohun-ini idaduro ina, lakoko ti jaketi ọra tun ṣe afikun resistance si awọn kemikali bii petirolu ati epo.
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ASTM UL XLPE XHHW XHHW-2 Ejò Waya Giga Ooru-sooro Omi
Okun XHHW duro fun “XLPE (polyethylene ti o sopọ mọ agbelebu) Alailagbara Omi ti o ga.”Okun XHHW jẹ apẹrẹ fun ohun elo idabobo kan pato, iwọn otutu, ati ipo lilo (o dara fun awọn ipo tutu) fun okun waya itanna ati okun.