ʻO nā ʻano o nā ʻili palaki i ka honua ka mea nui e pili ana i ka pōlele pōlele, ka valve butterfly, ka valve check, ka valve diaphragm, ka valve gate a me ka valve globe.Loaʻa nā ʻano hana i nā ʻāpana ʻelua ala, ʻekolu ala a me ka nui.ʻO nā mea waiwai nui ka ABS, PVC-U, PVC-C, PB, PE, PP a me PVDF.I ka t...
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