ʻO ke ao hoihoi o nā nui paipu: nā acronyms IPS, NPS, ID, DN, NB, SCH, SRL, DRL ke ʻano?
ʻO 1. ʻO DN kahi huaʻōlelo ʻEulopa ʻo ia hoʻi "ke anawaena maʻamau", like me NPS, ʻo DN ʻo NPS manawa 25 (e laʻa me NPS 4=DN 4X25= DN 100).
2. ʻO NB ke ʻano o "nominal bore", ʻo ID ke ʻano o "internal diameter". he mau synonyms lāua ʻelua o ka nominal pipe size (NPS).
3.SRL A ME DRL (Lōʻihi o ka Paipu)
ʻO SRL A ME DRL nā huaʻōlelo e pili ana i ka lōʻihi o nā paipu. ʻO SRL ke kū nei no "single random length", ʻo DRL no "double random length"
a. Loaʻa i nā paipu SRL kekahi lōʻihi maoli ma waena o 5 a me 7 mika (ʻo ia hoʻi "random").
ʻO ka lōʻihi maoli o nā paipu DRL ma waena o 11-13 mika.
Ka manawa hoʻouna: Aug-16-2020