6, keleawe huila valve: kūpono no ka PN≤ 2.5mpa wai, kai wai, oxygen, ea, aila a me nā mea'ē aʻe, a me ka mahana o -40 ~ 250 ℃ mahu mea, hoʻohana maʻamau no ZGnSn10Zn2(tin keleawe), H62 , HPB59-1 (keleawe), QAZ19-2, QA19-4 (ke keleawe alumina).7, ke keleawe wela kiʻekiʻe: kūpono no ka inoa ...
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