Mea hao pahu kila, hoʻolālā, nā koi no ka nānā ʻana

ʻO nā mea hao kila kila, ka hoʻolālā, ka nānā ʻana i nā koi Steel valve nā koi maʻamau ʻO kēia maʻamau e hōʻike ana i ke kaomi a me nā helu wela, nā mea, nā koi hoʻolālā, ka nānā ʻana a me ka hoʻāʻo ʻana, ka hōʻailona a me ka nānā ʻole ʻana a me ka hoʻoponopono ʻana i nā pahu kila. I loko o nā waiwai papa kaomi nominal, hiki ke hoʻoholo ʻia ka helu waena ma waena o nā helu wela i helu ʻia a i ʻole nā ​​helu kaomi ma ka linear interpolation. Akā, no nā valve flanged, ʻaʻole ʻae ʻia ke ʻano interpolation linear e hoʻoholo i ke kaomi nominal. ʻO ka mahana e pili ana i ke kaomi helu ʻia ka mahana i helu ʻia o ka hale kaomi, ʻo ia ka mea like me ka mahana o ka waena i loko. 1 Range Hōʻike kēia maʻamau i nā helu kaomi a me ka mahana, nā mea waiwai, nā koi hoʻolālā, ka nānā ʻana a me ka hoʻāʻo ʻana, ka hōʻailona ʻana a me ka nānā ʻole ʻana a me ka hoʻoponopono ʻana i nā kiwi kila. Pili kēia maʻamau i nā mea i helu ʻia ma ka Papa 1. Hiki ke hoʻolei ʻia ke kino, hoʻoheheʻe ʻia a hoʻopaʻa ʻia, hiki ke hoʻopili ʻia nā pili hope i ka flanged, threaded a welded, a no nā kiwi hoʻopili a me nā pahu hoʻokahi. Hoʻopili kēia maʻamau i ka laulā o ka valve: a) Nominal pressure PN16 ~ PN760 valves, nominal pressure PN760 * kūpono no ka welding end valves; b) ʻAʻole ʻoi aku ka nui ma mua o DN125. Flange hoʻohui ʻana i ka pahu hope a me ka puʻupuʻu kuʻihao hoʻohui ʻana i ka valve hope; c) Welded hope valves and threaded end valves me ka inoa inoa 'a'ole i oi aku ma mua o DN65: d) threaded end valves me ka helu 'ana i ka wela ma mua o 540 ℃ a me ka nominal pressure 'a'ole i oi aku ma mua o PN420; e) Flanged valves me ka nominal pressure PN16~PN25, helu ʻia ka mahana ʻaʻole i ʻoi aku ma mua o 540 ℃ 2 Normative reference documents Ua lilo nā huaʻōlelo i loko o nā palapala aʻe i mau huaʻōlelo o kēia Kūlana ma ka kuhikuhi ʻana i kēia Kūlana. No nā huaʻōlelo i hoʻopaʻa ʻia, ʻaʻole pili nā hoʻololi hope a pau (koe i ka errata) a i ʻole nā ​​hoʻololi i kēia Kūlana, akā naʻe, paipai ʻia nā ʻaoʻao i nā ʻaelike ma lalo o kēia Kūlana e ʻimi i ka hoʻohana ʻana i nā mana o kēia mau palapala. No nā ʻōlelo kuhikuhi ʻole, pili ko lākou mau mana i kēia maʻamau. GB 150-1998 moku kaomi kila GB/T 193-2003 Anawaena Uila maʻamau a me nā pūʻulu wili (ISO 261:1998,MOD) GB/T 197-2003 ʻO ke ahonui maʻamau (ISO 965-1:1998,MOD) GB/T 228 -2002 Mea metala -- ʻano hoʻāʻo tensile ma ke ana wela (eqvISO 6892:1998) ʻO ke kila nui kalapona i ʻōwili ʻia i ka pepa mānoanoa a me ka lau ākea (neq TOCT 1577) GB/T 1047-2005 Piping element DN(nominal dimensions) -- Definition a me ke koho ana (ISO 6708:1996, > GB/T 1048-2005 Pipe element PN(nominal pressure) wehewehe a me ke koho ana (ISO/CD7268:1996.) > Haʻahaʻa haʻahaʻa pāpaʻi kila no nā kīʻaha cryogenic kaomi Kuhili ʻole kila wela ʻōwili pepa kila (neq. JIS 64304: 1984) GB / T 6654-1996 Paʻa kila no nā moku kaomi GB / T 7306-2000 Pipe kaula, 55 ° sila (eqv ISO 7-1: 1994) GB / T 9113~9123-2000 no ka paipu kila. GB/T 9124-2000 kila paipu flanges GB/T12220 Universal kiwi hōʻailona (GB/T12220-1989, > GB/T12221 metala kiwi hoʻolālā lōʻihi (GB/T12221--2005, ISO 5752; 1982 , MOD) GB/T laulā 122 pahupaʻa kalapona kila forgings kūlana ʻenehana GB/T 12229 pahupaʻa maʻamau kalapona kila hoʻoheheʻe ʻia nā kikoʻī kikoʻī GB/T 12230 kumu nui valve austenitic kila hoʻoheheʻe ʻenehana kikoʻī GB/T 12716-2002 60 ° i hoʻopaʻa ʻia i ke kaula paipu (eqv ASME B1.20.1:1992) GB /T 13927 ʻO ka hoʻāʻo ʻana i ka puʻuwai puʻupuʻu maʻamau (neq ISO 5208:1982) ʻO nā paipu kila maʻemaʻe ʻole no ka lawe ʻana i ka wai GB/T 14976-2002 GB/T 1751-1992 ʻO nā mea hoʻolālā valve socket weld pilina a me nā ʻāpana o ka paipu ʻana. ) E pili ana kēia maʻamau i nā mea like ʻole i helu ʻia ma ka Papa 1. Hiki ke hoʻolei ʻia ke kino, hoʻopaʻa ʻia a hoʻopaʻa ʻia paha, a hiki ke hoʻopili ʻia nā pili hope i ka flanged, threaded a welded, a me nā valves no ka hoʻopili ʻana i ka clip-on a me ka hoʻokahi flange. ʻO nā huaʻōlelo i loko o nā palapala aʻe e lilo i mau huaʻōlelo o kēia Kūlana ma ke kuhikuhi ʻana i kēia Kūlana. No nā huaʻōlelo i hoʻopaʻa ʻia, ʻaʻole pili nā hoʻololi hope a pau (koe i ka errata) a i ʻole nā ​​hoʻololi i kēia Kūlana, akā naʻe, paipai ʻia nā ʻaoʻao i nā ʻaelike ma lalo o kēia Kūlana e ʻimi i ka hoʻohana ʻana i nā mana o kēia mau palapala. Pili kēia maʻamau i nā kuhikuhi āpau ʻole. 1 Range Hōʻike kēia maʻamau i nā helu kaomi a me ka mahana, nā mea waiwai, nā koi hoʻolālā, ka nānā ʻana a me ka hoʻāʻo ʻana, ka hōʻailona ʻana a me ka nānā ʻole ʻana a me ka hoʻoponopono ʻana i nā kiwi kila. Pili kēia maʻamau i nā mea i helu ʻia ma ka Papa 1. Hiki ke hoʻolei ʻia ke kino, hoʻoheheʻe ʻia a hoʻopaʻa ʻia, hiki ke hoʻopili ʻia nā pili hope i ka flanged, threaded a welded, a no nā kiwi hoʻopili a me nā pahu hoʻokahi. Hoʻopili kēia maʻamau i ka laulā o ka valve: a) Nominal pressure PN16--PN760 valve, nominal pressure PN760 kūpono no ka hoʻopili ʻana i nā valve hope; b) ʻO nā kiwi hoʻopau flanged a me nā kiwi hope i hoʻopaʻa ʻia i ka nui o ka nui ʻaʻole i ʻoi aku ma mua o DN1250; c) ʻO nā kiwi hoʻopau welded a me nā kiwi hope i hoʻopaʻa ʻia me ka nui inoa ʻaʻole i ʻoi aku ka nui ma mua o DN65: d) ʻO nā kiwi me nā hopena pili i hoʻopaʻa ʻia ʻaʻole i ʻoi aku ka mahana i helu ʻia ma mua o 540 ℃ a ʻaʻole ʻoi aku ke kaomi nominal ma mua o PN420; e) Flanged valves me ka nominal pressure PN16~PN25, helu ʻia ka mahana ʻaʻole i ʻoi aku ma mua o 540 ℃ 2 Normative reference documents Ua lilo nā huaʻōlelo i loko o nā palapala aʻe i mau huaʻōlelo o kēia Kūlana ma ka kuhikuhi ʻana i kēia Kūlana. No nā huaʻōlelo i hoʻopaʻa ʻia, ʻaʻole pili nā hoʻololi hope a pau (koe i ka errata) a i ʻole nā ​​hoʻololi i kēia Kūlana, akā naʻe, paipai ʻia nā ʻaoʻao i nā ʻaelike ma lalo o kēia Kūlana e ʻimi i ka hoʻohana ʻana i nā mana o kēia mau palapala. Pili kēia maʻamau i nā kuhikuhi āpau ʻole. GB 150-1998 ipu kaomi kila GB/T 193-2003 ʻO ke anawaena Uila maʻamau a me ka moʻo pitch (ISO 261:1998, MOD) GB/T 197-2003 ʻO ka hoʻomanawanui ʻana o ke kaula maʻamau (ISO 965-1; 1998, MOD) GB/T 228 -2002 Mea metala -- Ho'āʻo tensile ma ke ana wela (eqv IS0 6892:1998) ʻO ke kila hoʻoheheʻe kalapona nui i ʻōwili ʻia i ka pepa mānoanoa a me ke kaula ākea (neq TOCT 1577) GB/T 1047-2005 Piping element DN(nominal dimension) -- Definition a me ke koho ana (ISO 6708:1995,> GB/T 1048-2005 Pipe element PN(nominal pressure) wehewehe a me ke koho ana (ISO/CD 7268:1996.) > Haʻahaʻa haʻahaʻa kila pepa no ka cryogenic ipu kaomi Kuhiliʻole kila wela wela kila ( neq JIS 64304:1984) Nā pā kila no nā moku kaomi GB/T 7306-2000 Sealing pipe thread (eqv 1SO 7-1:1994) GB/T 9113-- 9123-2000 steel pipe flange Hōʻike no GB/T 9124-2000 paipu flanges GB/T 12220 Universal Valve mark (GB/T 12220-1989, > GB/T12221 Metal valve ka lōʻihi (GB/T12221--2005, ISO 5752:1982 MOD) GB/T 12228 general valve carbon steel forgings technical conditions GB/T 12229 pahu kila maʻamau hoʻoheheʻe ʻia nā kikoʻī kikoʻī GB/T 12230 kumu nui pahu austenitic kila hoʻoheheʻe ʻia nā kikoʻī kikoʻī GB/T 12716-2002 60° sila paipu kaula (eqv ASME B1.20.1:1992) GB/T 13927 Pumi pahu pahu maʻamau ho'āʻo (ney ISO5X208:1982) ʻO nā paipu kila maʻemaʻe ʻole ke kila kila no ka lawe ʻana i ka wai Nā mea hoʻokumu o nā kiwi - nā pilina wili a me nā hopena paipu - nā ana JB 4726--2000 forgings o ke kalapona a me ke kila hao haʻahaʻa no nā moku kaomi JB 4727-200. ʻO nā moku kaomi haʻahaʻa haʻahaʻa me ke kalapona a me ke kila kila haʻahaʻa JB 4728-200. ʻO ke kila kila kila no nā moku kaomi Manaʻo no ka JB/T 5263 Power Station Valve Steel Castings (ney ANSI/ASTM A217M) JB/T 6439 Valve compression cast steel magnetic particle inspection Radiographic no ka hoʻopili ʻana i nā ʻāpana kila o JB/T 6440 Valve JB/ T 6902 valve hoʻolei kila - ʻano hoʻāʻo no ke komo ʻana o ka wai JB/T '6903 valve forged steel parts ultrasonic inspection method JB/T 7248 valve haʻahaʻa haʻahaʻa hoʻolei kila kikoʻī JB/T 7927 valve kila hoʻoheheʻe ʻia nā hiʻohiʻona maikaʻi. 3.1.1 ka helu puʻe-mehana 3.1.2 E like me ka mea i kuhikuhi ʻia ma ka Papa 2, a e like me ka mea i hōʻike ʻia ma GB / T 9124-2000 koe wale nō e like me ka mea i kuhikuhi ʻia ma ka Papa 2. ʻO ke kiʻekiʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe Valves e hālāwai me ka ʻO nā koi o kēia maʻamau, ma waho aʻe o nā mea e kū ana i nā koi NDT o nā kiwi C Appendix, ua koho ʻia e like me nā puʻupuʻu papa kaomi maʻamau me nā helu kaomi-mehana e like me ka mea i kuhikuhi ʻia ma 3.1.1. 3.1.3 ʻO nā kiwi piʻi kiʻekiʻe kiʻekiʻe e kū ana i nā koi o ka 3.1.2 a i kūpono i nā koi o ka NDT o nā kiwi C Appendix C loaʻa nā helu kaomi-mehana e like me ka mea i kuhikuhi ʻia ma nā papa D.1L a hiki i D.12 i ka Appendix D. ʻaʻole pili i nā ʻūhā hope flanged. 3.1.4 Kiwikā helu waena I loko o nā waiwai papa kaomi nominal, hiki ke hoʻoholo ʻia ka helu waena ma waena o nā helu wela i helu ʻia a i ʻole nā ​​helu kaomi ma ka linear interpolation. Akā, no nā valve flanged, ʻaʻole ʻae ʻia ke ʻano interpolation linear e hoʻoholo i ke kaomi nominal. 3.1.5 Hui o nā welds E hoʻokō ʻia nā pāpaʻi holoʻokoʻa a i ʻole ʻāpana me ka hoʻolei ʻana, forgings, koʻokoʻo, papa a paipu paha i kēia mau koi: ; b) ʻO ka nānā ʻana a me ka ʻae ʻana e like me nā ʻōlelo o GB 150-1998; c) ʻAʻole pili nā koi i luna i ka hoʻopaʻa ʻana a i ʻole ka hoʻopili ʻana, e like me ka hoʻopaʻa ʻana i nā sila hoʻohuli, nā apo noho, nā lugs hāpai a me nā mea kōkua.