hat
Espiral gasket blesi konsiste de "fòm V-" (oswa "fòm W-fòm") tep metal ak tep nonmetal, ki fè yo anpyete youn ak lòt epi blese continuously.To tache tep metal la, tou de pwen kòmanse li yo ak pwen fen yo fofile soude.
eng
Spiral wound gasket consists of “V-shape”(or”W-shape”)metal tape and nonmetal tape, which are overlapped each other and wound continuously.To fasten the metal tape,both its start point and end point are tack welded.