1. E tusa ai ma le tulaga masani o alamanuia faʻainisinia, ituaiga flange e: ituaiga ipu mafolafola-uelo flange, faʻamau faʻapipiʻi, faʻamaufaʻatasi, faʻamea mama-mea faʻapipiʻi ituaiga faʻamaʻi lima fuʻa, mama mafolafola ituaiga mama faʻapipiʻi mafolafola lima flange , flanged ring-plate type matala lima flange, flange cover. 2...
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