Ukuthandwa okuphezulu kwemigoqo yensimbi kukweletwa iqiniso lokuthi
I-ASTM A403 WP317L iyi-molybdenum ephethe, okuqukethwe okuphansi kwekhabhoni "l" I-grade auntenitic insimbi engenasici enikezela ukumelana okuthuthukile okuvumayo okuvuselelayo kokuphikiswa kokugqwala ngaphezulu kwama-304l kanye nama-316l ama-steress stainles. I-ASTM A403 WPP317 Fittings Amapayipi angaba ukuguqulwa okuguquliwe kwensimbi engenasici angama-317l.
Okuqukethwe kwe-nickel okukhulayo nokufakwa kwe-molybdenum kwenza i-grade 316 insimbi engagqwali ibiza kancane kunebanga 304 nge-eunzi ngayinye. Kepha lapho amaBani 316 afakazelwe okuphezulu kuphakamisa ukumelana kwawo ukugqwala ukumelana nokulwa ne-chlorides kanye nezixazululo ezihlangene. Lokhu kwenza iBanga 316 lifiseleka kakhulu ngezicelo lapho ukuvezwa usawoti noma okunye ukulimala okunamandla kuyinkinga.