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ʻO ka ʻokoʻa ma waena o ka sila palupalu a me ka sila paʻakikī o ka valve

2022-08-17
ʻO ka ʻokoʻa ma waena o ka sila palupalu a me ka sila paʻakikī o ka valve Ma waho aʻe o ka pahu pale pale pale pale, ʻo ka valve seal maʻamau e pili ana i ka spool a i ʻole ka noho o kekahi o nā mea metala ʻelua (ka nui o ka PTFE, rubber, etc.) i hoʻopaʻa ʻia. o ka valve. ʻOi aku ka maikaʻi o ka hopena o ka hoʻopaʻa ʻana o ka valve sila, akā i ka hoʻokomo ʻana i ka pipeline, hiki i ka hoʻomaʻemaʻe ʻōnaehana ke waiho i nā ʻōpala maʻemaʻe a ʻoi aʻe paha (e like me ka welding slag, filings hao, a me nā mea ʻē aʻe). noho sila a spool paha, no laila e hoʻonui ka leakage, ʻilihune ka hilinaʻi o ka sila. No laila, pono e noʻonoʻo ke koho ʻana i ka hoʻolālā sila ʻana i ka hoʻomaʻemaʻe waena a me ka pipeline flushing koʻikoʻi ma mua o ka hana. ʻO ka ʻokoʻa o ka sila palupalu a me ka sila paʻakikī: (1) Hoʻohui ʻia i ka valve lining kūpaʻa i ka corrosion, ʻo ka valve seal maʻamau e pili ana i ka spool a i ʻole ka noho o kekahi o nā mea ʻelua non-metallic (ka nui o ka PTFE, rubber, etc. ) i hoʻopaʻaʻia i keʻano o ka valve. ʻOi aku ka maikaʻi o ka hopena o ka hoʻopaʻa ʻana o ka valve sila, akā i ka hoʻokomo ʻana i ka pipeline, hiki i ka hoʻomaʻemaʻe ʻōnaehana ke waiho i nā ʻōpala maʻemaʻe a ʻoi aʻe paha (e like me ka welding slag, filings hao, a me nā mea ʻē aʻe). noho sila a spool paha, no laila e hoʻonui ka leakage, ʻilihune ka hilinaʻi o ka sila. No laila, pono e noʻonoʻo ke koho ʻana i ka hoʻolālā sila ʻana i ka hoʻomaʻemaʻe waena a me ka pipeline flushing koʻikoʻi ma mua o ka hana. (2) Sila pa'a 'O ka sila pa'akikī a me ka uhi 'ana o ka hao-'a'ahu 'oi aku ka maika'i no ka 'oki 'ana i nā kiwi. ʻO kēia ala i ka noʻonoʻo ʻana i ka hoʻopaʻa ʻana a noʻonoʻo hoʻi i ke ola lawelawe a me ka hilinaʻi, ʻoiai ʻo 10-6 ~ 10-8 wale nō ka helu o ka hale hana, ʻaʻole hiki ke hoʻokō i ka hopena o ka leakage leakage palupalu, akā lawa e hoʻokō i nā koi o ka ʻoki paʻa. a he paʻa, mai ka manaʻo hoʻokele waiwai ʻoi aku ka maikaʻi. Hoʻoponopono i ke ʻano hoʻohālike Valve ʻano hoʻoponopono i nā kikoʻī kikoʻī e like me ke poʻo inoa; BZ 3 4 1 H _16 C (B) code kūkulu kūikawā; (Z) ʻAno helu; (3) Code kaʻa kaʻa; (4) Code palapala hoʻohui; (1) Pākuʻi ʻano hana B..... ʻAno hoʻokaʻawale X... Cock 0... ʻO ka mea hoʻokele electromagnetic 1... Loko i loko D..... ʻAno wela haʻahaʻa D... ʻAiwila butterfly 1.. ʻO ka wai uila 2... Loko waho F...... ʻAno ahi H... ʻO ka pahu hoʻopaʻa 2... hydraulic hydraulic 4... flange H..... ʻAno pani lohi J... Globe valve 3... Turbine 6... welded P..... Slag discharge type Q... Ball valve 4... Spur gear 7... The clip Q..... Fast type Z... ʻO ka ʻīpuka 5... ʻO ka pahu bevel 8... hoʻopaʻa W... ʻAno Bellows 6... Pneumatic 9... Hoʻonohonoho kāleka 7... hydraulic 8... ʻO ke kinoea-wai 9... uila (H) Hoʻopaʻa paʻa ʻana i nā mea waiwai o ka ʻili (16) Papa kaomi (C) mea kino B.... Babbitt 10... 1.0 Mpa C... Ke kila kalapona D... Ke kila Nitriding 16... 1.6 Mpa F... Haʻahaʻa kalapona hao F.... Fluorine plastic 25... 2.5 Mpa I... Chrome molybdenum kila H... Cr13 kuhiliʻole 40..... 4.0 Mpa P... Chromium-nickel kila kuhiliʻole J... . Lining Rubber 63... 6.3 Mpa R... Chromium-nickel-molybdenum stainless steel M... Monel alloy 100.. 10.0 Mpa Ti... Titanium and titanium alloys N... Nylon plastic 160.. 16.0 Mpa V... Molybdenum chrome vanadium steel W. Like me ka mea nui 250.. 25.0 Mpa X... Rubber 320.. 32.0 Mpa Y... Cemented carbide 420.. 42.0 Mpa