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ʻO ke alakaʻi hope loa i ka Blind Flanges-Production Standards a me nā kila kila

Hoʻolauna:
ʻO nā uhi flange, ʻike ʻia hoʻi ʻo nā pā makapō a i ʻole nā ​​flanges makapō, pāʻani nui i ka ʻōnaehana maʻamau flange aupuni.ʻO kēia mau papa paʻa, e like me nā uhi hao, he mau mea pono ia i hoʻohana ʻia no ka pale ʻana i nā puka paipu a pale i ke kahe ʻana o ka ʻike.Eia kekahi, ʻike nā flanges makapō i nā noi i nā hiʻohiʻona like ʻole, e like me nā paipu lālā wai a me nā ʻāpana manawa i ka wā o ka hoʻāʻo ʻana.Ma kēia alakaʻi holoʻokoʻa, e ʻimi mākou i nā kūlana hana o nā flanges makapō, e ʻimi ana i nā kūlana kaulana e like me ANSI, DIN, JIS, BS, a me nā mea hou aku.Eia kekahi, e hoʻomālamalama mākou i nā māka kila i hana ʻia i ka hana ʻana i nā flanges makapō, e hōʻoiaʻiʻo ana i kou ʻike i kēia mea koʻikoʻi.

Paukū 1: Hoʻomaopopo i nā uhi Flange a me kā lākou mau hana
ʻO nā uhi flange, i ʻike mau ʻia ʻo nā pā makapō a i ʻole nā ​​flanges makapō, he mau ʻāpana o nā ʻōnaehana paipu.ʻO kā lākou kumu, ʻo ia ka pale ʻana i ka wehe ʻana o ka paipu me ka pale ʻana i ka nui o nā mea i loko.Hana ʻia mai kahi mea paʻa, hoʻopuni ʻia nā uhi flange e nā lua bolt no ka hoʻopili paʻa ʻana.E like me nā uhi hao paʻa, hiki ke loaʻa iā lākou ma nā ʻano hoʻolālā like ʻole, e like me ka palahalaha, hoʻokiʻekiʻe, concave a convex, a me nā ʻaoʻao a me nā ʻaoʻao.ʻAʻole like me nā flanges welding butt, ʻaʻohe ʻāʻī o nā flanges makapō.Hoʻohana pinepine ʻia kēia mau ʻāpana i ka pau ʻana o nā paipu lālā wai, e hōʻoiaʻiʻo ʻole ʻia nā leaka a i ʻole nā ​​​​pilikia.

Paukū 2: Ke ʻimi ʻana i nā Kūlana Hoʻokumu ʻia ʻo Blind Flange
Hoʻopili nā flanges makapō i nā kūlana hana kikoʻī e hōʻoia i ka maikaʻi, conformity, a me ka like.ʻO nā kūlana kaulana i ka ʻoihana he ANSI B16.5, DIN2576, JISB2220, KS B1503, BS4504, UNI6091-6099, ISO7005-1:1992, HG20601-1997, HG20622-1997, HG20622-39406, GB20622-19406, GB20622-39406. - 2000, JB/T86.1~86.2-1994.Hōʻike kēlā me kēia maʻamau i nā ʻano like ʻole o nā flanges makapō, e like me nā ana, nā koi waiwai, nā helu kaomi, a me nā kaʻina hoʻāʻo.He mea koʻikoʻi ke kamaʻilio ʻana i ka maʻamau kikoʻī e pili ana i kāu papahana e hōʻoia i ka hana maikaʻi o ka flange makapō a me ka launa pū me kāu ʻōnaehana pipeline.

Paukū 3: Wehewehe ʻana i nā māka kila i hoʻohana ʻia i ka hana ʻana i ka Blind Flange
He mea koʻikoʻi ke koho ʻana i nā māka kila i ka hana ʻana i nā flanges makapō, no ka mea e pili pono ana i ko lākou lōʻihi, ikaika, a me ke kūpaʻa ʻana i ka corrosion.Hoʻohana ʻia nā māka kila like ʻole i ka hana ʻana i ka flange makapō, me ka ʻaʻole i kaupalena ʻia i:

1. Carbon Steel: ʻO kahi koho kūpono me ka ikaika maikaʻi a me ke kū'ēʻana i nā mahana wela.ʻO nā māka kila kalapona maʻamau i hoʻohana ʻia ʻo ASTM A105, ASTM A350 LF2, a me ASTM A516 Gr.70.
2. Kūleʻa kila: Pono no nā noi i mea koʻikoʻi ke kū ʻana o ka corrosion.Loaʻa i nā māka kila kila kila kaulana ʻo ASTM A182 F304/F304L, ASTM A182 F316/F316L, a me ASTM A182 F321.
3. Alloy Steel: Hoʻonui kēia mau māka kila i ka pale ʻana o ka flange makapō i nā mea koʻikoʻi kikoʻī, e like me nā wela kiʻekiʻe a i ʻole nā ​​​​kino corrosive.ʻO nā māka kila kila maʻamau i hoʻohana ʻia ʻo ASTM A182 F5, ASTM A182 F9, a me ASTM A182 F91.

He mea koʻikoʻi ke koho ʻana i ka pae kila kūpono e pili ana i nā koi kikoʻī o kāu papahana, e noʻonoʻo ana i nā mea e like me ke kaiapuni hana, ke kaomi, ka mahana, a me ka ʻike kemika.

Paukū 4: E hōʻoia ana i nā flanges makapō kiʻekiʻe a kūpono hoʻi
Ke kūʻai aku nei i nā flanges makapō, pono ia e hōʻoia e hoʻokō lākou i nā kūlana hana kūpono a me nā palapala hōʻoia maikaʻi.E ʻimi i nā mea hoʻolako kaulana e pili ana i nā kaʻina hana koʻikoʻi, e hōʻoia i kā lākou mau flanges makapō e hoʻokō a ʻoi aku paha i nā koi o ka ʻoihana.Eia hou, e noʻonoʻo i nā mea hoʻolako e hāʻawi i nā palapala hōʻike hoʻāʻo waiwai (MTC) no ka mana koʻikoʻi.Hōʻoia kēia mau palapala i ka hoʻāʻo pono ʻana o nā flanges makapō, e hōʻoiaʻiʻo ana i ko lākou kūpono no kāu papahana.

Paukū 5: Ka hopena a me nā manaʻo manaʻo hope
ʻO nā flanges makapō, ʻike ʻia hoʻi ʻo nā uhi flange a i ʻole nā ​​​​papa makapō, he mau mea pono ʻole o nā ʻōnaehana paipu.Hoʻopili kā lākou hana i nā kūlana kikoʻī e hōʻoia i ka conformity a me ka hoʻohālikelike.ʻO nā kūlana hana kaulana e like me ANSI B16.5, DIN, JIS, a me BS e kuhikuhi i ka nui o ka flange makapō, nā koi waiwai, a me nā helu kaomi.Eia kekahi, koho pono ʻia nā māka kila e like me ke kila kalapona, ke kila kila, a me ke kila kila e hōʻoia i ka hana maikaʻi loa a me ka lōʻihi.I ke kūʻai ʻana i nā flanges makapō, e koho mau i nā mea hoʻolako kaulana e hoʻokumu i ka maikaʻi a hāʻawi i nā palapala hōʻoia.Ma ka hoʻomaopopo ʻana i nā kūlana hana o nā flanges makapō a me nā māka kila, hiki iā ʻoe ke koho me ka hilinaʻi i nā ʻāpana kūpono no kāu ʻōnaehana pipeline, e hōʻoiaʻiʻo ana i nā hana kūpono a palekana.


Ka manawa hoʻouna: Mar-09-2024