ʻO nā ʻāina kuhiliʻi kila kiwi kila helu hoʻokō maʻamau mana kila kiwipa nui māhele mea papaʻaina

ʻO nā ʻāina kuhiliʻole kila kiwi helu helu hoʻokō maʻamau mana kila kiwipa nui ʻāpana mea papa 321 kuhiliʻole kila kiwi like me ka home 1Cr17Ni9Ti, 321 kuhiliʻole kiwi kiwi hana ua like loa me 304, akā, no ka hoʻohui o ka titanium metala, no laila, ua oi aku ke kū'ē. i ka corrosion palena o ka palaoa a me ka ikaika wela kiʻekiʻe. Ma muli o ka hoʻohui ʻana o ka metala titanium, hoʻomalu pono ia i ka hoʻokumu ʻana o ka chromium carbide. ʻOi aku ka maikaʻi o ka hana Stress Rupture o ka 321 stainless steel valve a me kahi kiʻekiʻe kiʻekiʻe o ka Creep Resistance i ke koʻikoʻi a me nā waiwai mechanical ma mua o ka 304 stainless steel valve. 321 Hoʻohana ʻia nā kiwi kila kila no ke kūpaʻa kiʻekiʻe i ka corrosion palena o ka palaoa. ; ʻO ka hoʻopaʻa ʻana, ke kuʻi ʻana a me nā hana wela ʻē aʻe maikaʻi, ʻaʻohe mea hoʻopaʻapaʻa mālama wela (ʻaʻohe magnetic, e hoʻohana ana i ka mahana -196 ℃ ~ 800 ℃). 321 kuhiliʻole kila kiwikā e like me ka home 1Cr17Ni9Ti, 321 kuhiliʻole kila kiwi hana like loa me 304, akā, ma muli o ka hoʻohui o ka titanium metala, no laila, ua oi aku ka maikaʻi kū'ē i ka palaoa palena corrosion a me ka wela wela ikaika. Ma muli o ka hoʻohui ʻana o ka metala titanium, hoʻomalu pono ia i ka hoʻokumu ʻana o ka chromium carbide. ʻOi aku ka maikaʻi o ka hana Stress Rupture o ka 321 stainless steel valve a me kahi kiʻekiʻe kiʻekiʻe o ka Creep Resistance i ke koʻikoʻi a me nā waiwai mechanical ma mua o ka 304 stainless steel valve. 321 Hoʻohana ʻia ka pahu kila kila ma ka palena o ka palaoa kiʻekiʻe i ka corrosion resistance o kemika, lanahu, ʻoihana ʻaila ma ke kahua o ka pipeline pale wela a me ka mālama wela he paipu paʻakikī. 316 stainless steel valve GB 0Cr17Ni12Mo2 0Cr17Ni12Mo2, ma muli o ka hoʻohui ʻana o Mo, no laila, ʻoi aku ka maikaʻi o kona pale ʻana i ka corrosion, ke kū ʻana o ka corrosion o ka lewa a me ka ikaika wela kiʻekiʻe, hiki ke hoʻohana ʻia ma lalo o nā kūlana paʻakikī; ʻO 316 mau pahu kila kila i hoʻohana ʻia i: wai kai, kemika, ka wai, ka pepa, ka waikawa oxalic, ka mea momona a me nā mea hana ʻē aʻe; 316L stainless steel valve GB 00Cr17Ni14Mo2 00Cr17Ni14Mo2, e like me ka 316L stainless steel valve me ka 316 stainless steel valve i nā hiʻohiʻona like, ʻoi aku ka maikaʻi o kona pale ʻana i ka corrosion ma mua o 316; Eia kekahi, ʻo ka hoʻohui ʻana o ka mea molybdenum hiki ke hoʻomaikaʻi maikaʻi i kona kūʻē ʻana i ka corrosion intergranular a me ka corrosion stress oxide, a hoʻemi i ke ʻano wela wela i ka wā wili. Hoʻohana ʻia ʻo 316L stainless steel valve i: hoʻohana pinepine ʻia i ka wai maʻemaʻe, ka wai distilled, ka lāʻau lapaʻau, ka ʻuala, ka vīneka a me nā koi olakino ʻē aʻe, ʻoi aku ka ikaika o ka hana corrosion, 316 stainless steel valve hoʻohana kūikawā e kūʻē i ka palena o ka palaoa i nā koi kūikawā o nā huahana. ʻO 310S stainless steel valve he ʻano maʻamau o ka valve kila kila ma ʻAmelika Hui Pū ʻIa, ʻo ka lepili kūloko (2520) 0Cr25Ni20, kahi ʻano o ka valve austenitic stainless steel, ʻo ka S ma 310S e pili ana i ka hoʻohana kūikawā o ka valve kila. 0Cr25Ni20 (310S) mau hiʻohiʻona -- kiʻekiʻe kiʻekiʻe wela oxidation kū'ē, kiʻekiʻe wela ikaika. E hoʻohana - ʻO ka puʻupuʻu puʻupuʻu, ka umu microwave Heater, Tube, kiʻekiʻe wela o ka umu ahi, ka umu ahi a me nā koi ʻē aʻe o ka pale wela o nā kiwi kila kila. ʻO ka maʻamau ** ʻike pinepine i ka 304, 316 ʻano kila kila, ʻo 304 ka mea maʻamau ʻo 18% chromium a me 8% nickel, ʻo ia ka mea i ʻike maʻamau ʻia ʻo 18-8 mau kila kila. ʻAʻole hiki ke hoʻololi ʻia nā ʻano o kēia ʻano o ke kila kila kila, ʻaʻole hiki ke hoʻololi ʻia e ke ʻano o ka mālama ʻana i ka wela o ka hoʻolālā metallography, ka hana maikaʻi ʻana, a ma muli o ka mea hoʻohuihui - nickel, no laila ʻoi aku ka maikaʻi o ke kūpaʻa corrosion ma mua o ka chromium wale nō (ʻaʻole. nickel) o nā ʻano ʻelua ʻē aʻe o nā kiwi kila kila. ʻO ka hoʻohana nui ʻana o 300 series stainless steel valves: maʻamau i hoʻohana ʻia i ka petroleum, chemical, pharmaceutical, fertilizer chemical, mana uila a me nā ʻoihana ʻē aʻe o nā kūlana hana like ʻole ma ka pipeline. I loko o ka manaʻo o ka poʻe maʻamau, ʻo ka mea i kapa ʻia ʻo stainless steel valve e pili ana i 300 stainless steel valves (ʻoi aku ka 304 stainless steel valves). ʻO ka pahu kila ʻāpana nui Papa ʻaina waiwai (a) ʻāpana nui ʻāpana ʻāpana kila (a) inoa ʻāpana inoa inoa inoa inoa maʻamau helu maʻamau ʻO ka pahu pahu pahu e wehe ai a pani ʻia nā ʻāpana kalapona hao WCA, WCB, WCCGB/T 12229 kila kalapona maikaʻi 20, 25, 30 , 35GB/T 699 kiʻekiʻe-mehana kila ZC1Cr5Mo, ZG20CrMoV, ZG15CrMo1VZBJC8015... Steel valve main parts material table (I) Name of Part material Ka inoa o ka brand Standard no. ʻO ke kino valve Ka uhi ʻana i ka ʻāpana Wehe a pani ʻāpana ʻāpana kila kila WCA, WCB, WCC GB/T 12229 Ke kila kalapona maikaʻi 20, 25, 30, 35 GB/T 699 Ke kila wela kiʻekiʻe ZC1Cr5Mo, ZG20CrMoV, ZG15CrMo1V ZBJC8015 WC1, WC1 WC6, a me WC9 GB/T 5263 1Cr5Mo GB/T 1221 12CrMoV, 12Cr1MoVA GB/T 3077 Ke kila wela haʻahaʻa ZGOCr18Ni, ZG1Cr18Ni9 ZGOCr18Ni9Ti, ZG1Cr18Ni9Ti 18GB/T LC (2GB19Ti GB/T) , LC3 JN/T 7248 OCr18Ni, 1Cr18Ni9 OCr18Ni9Ti, 1Cr18Ni9Ti GB/T 1220 Ke kila ʻakika kūpale ʻole ZGOCr18Ni, ZG1Cr18Ni9Ti ZGO0Cr18Ni10, ZG0Cr18Ni12MoTi CF8, CF8 CF2, CF8/CF8 8Ni9(302), OCr18NI9(304) 1Cr17Ni2(431), OOCr19Ni11(304L ) OCr17Ni12Mo2(316), OOCr17Ni14Mo2(316L) GB/T 1220 ʻO ka pahu pahu kila kila kila kila 1Cr13, 2Cr13, 3Cr13 GB/T 1220 kila nickel Chromium 1Cr17Ni2, 1Cr19Nikel kila 1Cr17Ni2, 1Cr18Nikel lybdenum titanium kila 1Cr18Ni12Mo2Ti, 1Cr18Ni12Mo3Ti Chromium manganese kila naikokene molybdenum OCr17Mn13Mo2V ʻano paʻakikī o ka ua OCr17Ni4Cu4Mo(17-4PH) kila kila molybdenum Chrome 4Cr9Si2, 4Cr10Si2Mo GB/T 1221 kila Chromium molybdenum-vanadium 25Cr25Crv CrMoAL(318 Steel) Nut kumu lāʻau pahu i hoʻolei ʻia ke keleawe alumini ZCuA19Mn2 , ZCuA19Fe4Ni4Mn2 GB/T 12225(GB/T 1176) Hoʻolei ʻia ke keleawe alumini ZCuA19FeNi4Mn2 Austenitic kiʻekiʻe nickel spheres D-2 ASTM-A439 Kino a i ʻole noho valve Noho, wehe a pani ʻO ka ili o ke kino 2Cr1 Chrome3 kila 2Cr1, ke kila kila 2Cr1. /T 1220 Ke kila kila ʻakika ʻawaʻawa nui ʻO ka mea nui GB12230(GB2100) SFB-1, SFB-2, SFB-3 ZB G33 002(HG2-534) ZB G33 003(HG2-535) SFBN-1, SFBN-2, SFBN-3 Kiwi hao ʻāpana waiwai papa (2) Ka inoa o ka ʻāpana mea Ka inoa o ka brand Standard no. ʻO ke kila kalapona maikaʻi ʻia 35A GB699/GB699 Alloy mea hao kino/papa nui 35CrMo/35, 35CrMoA/45(B7/2H) GB3077/GB699 Alloy mea hana kila 25CrMoVA/35CrMoV/35CrMoV/35CrMoV/20CrMoV 4 ) 35CrMoA/20CrMo(B77) GB3077/GB3077 kila kila 1Cr17Ni2/2Cr13, OCr18Ni9/OCr18Ni9(B8/8) OCr17Ni12Mo2/OCr17Ni12Mo2(B8M/20M) ke kinoea ʻeha r12/XB450, 1Cr18Ni9/XB450 GB2598/GB3985 Paʻa ʻano nalu 08 GB708 Pepa asbestos Rubber XB350, XB450 GB3985 Paʻa kila ʻili ʻole OCR18Ni9, 1Cr18Ni9 OCr18Ni9Ti, 1Cr17Ni13Mo2Ti GB3280 Metala maʻemaʻe GB3280 GB20 T2T8 Metala maʻemaʻe a i ʻole 10 GB699 OCr13, OCr19Ni9, OCr17Ni12Mo2 GB1220 Teflon papa SFB- 1, SFB-2 ZB G33 002 Ke kila kila me ka graphite maʻalahi (a i ʻole polytetrafluoroethylene) elastomeric gasket SH J407 Flexible graphite composite gasket HG J70 Teflon coated gasket SHJ402 packing Flexible graphite packing apo JN/T6617 Flexible graphite packing bracket. TBTW1-300, RBTW2-450, RBTW2-600 Polytetrafluoroethylene apo i ulana ʻia SFB/260, SFGS/260 SFP/260, SEPS/250 JN/T6626 Teflon apo SFT-1, SFT-2, SFT-3, SFT-32 -538 The handwheel Malleable iron KTH330-08, KTH250-10 GB8440 Nodular cast iron QT400-15, QT450-10 GB12227 Note: 1. Pono e hui pū ʻia ke apo paʻi graphite maʻalahi me ka graphite hiki ke hoʻopili ʻia. 2. E hōʻailona ʻia ka ʻili o ka noho valve a me ka wehe ʻana a me ka pani ʻana me nā mea hoʻopaʻa paʻa ʻole.