ASTM Standard Building Waya
-
ASTM UL Thermoplastic Waya Ụdị TW/THW THW-2 USB
Waya TW/THW bụ ihe na-eduzi ọla kọpa siri ike ma ọ bụ nke gbagọrọ agbagọ, nke dị nro nke ejiri Polyvinylchloride (PVC) kpuchie.
Waya TW na-anọchite anya waya thermoplastic, nke na-anaghị eguzogide mmiri.
-
Waya THHN THWN-2 nke ASTM UL Thermoplastic nke na-eguzogide okpomọkụ dị elu nke na-ekpuchi naịlọn
Waya THHN THWN THWN-2 dị mma maka iji ya dịka ngwa igwe, sekit njikwa, ma ọ bụ waya ngwa. Ma THNN na THWN nwere mkpuchi PVC nwere jaketị naịlọn. Ihe mkpuchi PVC nke thermoplastic na-eme ka waya THHN na THWN nwee ihe ndị na-egbochi ire ọkụ, ebe jaketị naịlọn na-agbakwụnyekwa iguzogide kemịkalụ dị ka mmanụ ụgbọala na mmanụ.
-
ASTM UL XLPE XHHW XHHW-2 Waya ọla kọpa dị elu na-eguzogide okpomọkụ mmiri
Waya XHHW na-anọchi anya "XLPE (polyethylene jikọtara ọnụ) Na-eguzogide Okpomọkụ Dị Elu Na-eguzogide Mmiri." Waya XHHW bụ aha maka ihe mkpuchi pụrụ iche, ọkwa okpomọkụ, na ọnọdụ ojiji (dabara maka ebe mmiri) maka waya na waya eletriki.