ʻO ka papa 310 he kila kila austenitic medium, no nā noi wela kiʻekiʻe e like me nā ʻāpana umu a me nā mea hana wela.Hoʻohana ʻia ia i nā mahana a hiki i 1150 ° C i ka lawelawe mau, a me 1035 ° C i ka lawelawe intermittent.ʻO ka papa 310S kahi mana kalapona haʻahaʻa o ka papa 310.
Ke kila kila - nā waiwai a me nā noi o nā papa 310/310s kila kila
Noi o ka Papa 310/310S Ke kila kila
Hoʻohana ʻia nā noi maʻamau ʻo Grade 310/310S i nā mea hoʻoheheʻe moe fluidised, kilns, radiant tubes, tube hangers for petroleum refining and steam boilers, coal gasifier internal parts, lead pot, thermowells, refractory anchor bolts, burners and combustion chambers, retorts, muffles, nā uhi annealing, saggers, nā lako hana meaʻai, nā hale cryogenic.
Nā Pono o ka Papa 310/310S Ke kila kila
Ke kila kila - nā waiwai a me nā noi o nā papa 310/310s kila kila
Loaʻa i kēia mau māka he 25% chromium a me 20% nickel, e hoʻokūpaʻa loa iā lākou i ka oxidation a me ka corrosion.ʻO ka papa 310S kahi ʻano kalapona haʻahaʻa haʻahaʻa, ʻoi aku ka liʻiliʻi i ka embrittlement a me ka sensitization i ka lawelawe.ʻO ke kiʻekiʻe o ka chromium a me ka nickel maʻamau e hiki ai i kēia mau kila no ka hoʻohana ʻana i ka hōʻemi ʻana i nā lewa sulfur i loaʻa iā H2S.Hoʻohana nui ʻia lākou i nā ea ea carburising, e like me ka mea i ʻike ʻia i nā wahi petrochemical.No nā lewa carburising ʻoi aku ka paʻakikī, pono e koho ʻia nā ʻāpana ʻē aʻe pale wela.ʻAʻole ʻōlelo ʻia ka papa 310 no ka hoʻopau pinepine ʻana i ka wai no ka mea ua pilikia ia i ka haʻalulu wela.Hoʻohana pinepine ʻia ka papa i nā noi cryogenic, ma muli o kona paʻakikī a me ka haʻahaʻa magnetic permeability.
E like me nā mea kila ʻole austenitic ʻē aʻe, ʻaʻole hiki ke paʻakikī kēia mau māka e ka mālama wela.Hiki ke hoʻopaʻakikī ʻia lākou e ka hana anu, akā ʻaʻole hiki ke hana ʻia kēia.
Ke kila kila - nā waiwai a me nā noi o nā papa 310/310s kila kila
Hoʻohui Kemika o ka Papa 310/310S ʻO ke kila kila
Ua hōʻuluʻulu ʻia ka haku mele ʻana o ka papa 310 a me ka pae 310S stainless steel ma ka papa aʻe.
Ke kila kila - nā waiwai a me nā noi o nā papa 310/310s kila kila
Papa 1.ʻO ka hui kemika % o ka papa 310 a me 310S kila kila
| Hoʻohui Kimia | 310 | 310S |
| Kalapona | 0.25 ka nui | 0.08 ka nui |
| Manganese | 2.00 max | 2.00 max |
| Silika | 1.50 ka nui | 1.50 ka nui |
| Phosphorus | 0.045 ka nui | 0.045 ka nui |
| Sulfur | 0.030 ka nui | 0.030 ka nui |
| Chromium | 24.00 – 26.00 | 24.00 – 26.00 |
| Nikela | 19.00 – 22.00 | 19.00 – 22.00 |
Nā Pono Mechanical o ka Papa 310/310S Ke kila kila
Ua hōʻuluʻulu ʻia nā waiwai mechanical o ka papa 310 a me ka 310S stainless steel ma ka papa ma lalo.
Papa 2.Mechanical waiwai o ka papa 310/310S kila kuhiliʻole
| Na Waiwai Mechanical | 310/ 310S |
| Papa 0.2 % Hōʻike Koʻikoʻi MPa (min) | 205 |
| ʻO ka ikaika ʻo MPa (min) | 520 |
| Elongation % (min) | 40 |
| Paʻakiki (HV) (max) | 225 |
Na Pono Kino o Ferritic Stainless Steel
Ua hōʻuluʻulu ʻia nā waiwai kino o ka papa 310 a me ka pae 310S stainless steel ma ka papa ma lalo.
Papa 3.Nā waiwai kino o ka pae 310/310S kila kila
| Waiwai | at | Waiwai | Unite |
| ʻO ka mānoanoa |
| 8,000 | Kg/m3 |
| Hoʻolima Uila | 25°C | 1.25 | %IACS |
| Kū'ē Uila | 25°C | 0.78 | Micro ohm.m |
| Modulus o Elasticity | 20°C | 200 | GPa |
| ʻO ka hoʻoheheʻe ʻana | 20°C | 77 | GPa |
| Ka ratio o Poisson | 20°C | 0.30 |
|
| Heheʻe Rnage |
| 1400-1450 | °C |
| Wela Kūikawā |
| 500 | J/kg.°C |
| Pilikia Magnetic Permeability |
| 1.02 |
|
| ʻO ka hoʻoili wela | 100°C | 14.2 | W/m.°C |
| Coefficient o ka Hoonui | 0-100°C | 15.9 | /°C |
| 0-315°C | 16.2 | /°C | |
| 0-540°C | 17.0 | /°C |
Hana ʻia o ka Papa 310/310S Kuhili ʻole
Hana ʻia nā papa hana 310/310S i ka pae wela 975 – 1175°C.Lawe ʻia ka hana koʻikoʻi a hiki i 1050°Cand hoʻopau māmā ʻia ma lalo o ka laulā.Ma hope o ka forging annealing ua paipai ʻia e hoʻomaha i nā koʻikoʻi a pau mai ke kaʻina hana forging.Hiki ke hoʻoheheʻe koke ʻia nā ʻāpana e nā ala maʻamau a me nā mea hana.
Hiki i ka mīkini o ka papa 310/310S ke kila kila
ʻO ka Machinability Grades 310 / 310SS e like me ka machinability i ka type 304. ʻO ka paʻakikī hana hiki ke pilikia a he mea maʻamau ka weheʻana i ka papa hana paʻakikī ma o ka hoʻohanaʻana i nā māmā māmā a me nāʻoki kaumaha, me nā mea hanaʻoi a me ka lubrication maikaʻi.Hoʻohana ʻia nā mīkini ikaika a me nā mea hana koʻikoʻi.
Kuʻihao o ka papa 310/310S Kuhiliʻole
Welding Grades 310/310S ua wili ʻia me nā electrodes like a me nā metala hoʻopiha.Hoʻopili maʻalahi ʻia nā ala e SMAW (manual), GMAW (MIG), GTAW (TIG) a me SAW.Hoʻohana ʻia nā Electrodes i AWS A5.4 E310-XX a me A 5.22 E310T-X, a me AWS A5.9 ER310 metala piha.ʻO Argon ka pale kinoea.ʻAʻole koi ʻia ka preheat a ma hope o ka wela, akā no ka lawelawe corrosion i loko o ka wai piha hope weld solution annealing treatment he mea nui.ʻO ka pickling a me ka passivation o ka ʻili e hoʻoneʻe i nā oxides wela kiʻekiʻe he mea nui e hoʻihoʻi i ke kūpaʻa aqueous corrosion piha ma hope o ke kuʻi ʻana.ʻAʻole koi ʻia kēia lāʻau lapaʻau no ka lawelawe wela kiʻekiʻe, akā pono e hoʻoneʻe loa ʻia ka welding slag.
Hoʻomaʻamaʻa wela o ka papa 310/310S kila kila
Heat Treatment Type 310/310S he solution annealed e ka hoohana ana i ke ana wela 1040 -1065°C, e paa ana ma ka wela a hiki i ka pulu pono, a laila hoopau ka wai.
Kūleʻa Wela o ka Papa 310/310S Ke kila kila
Loaʻa i nā papa 310 / 310S ke kūpaʻa maikaʻi i ka oxidation i ka lawelawe intermittent i ka lewa a hiki i 1035 ° Cand 1050 ° Cin lawelawe mau.Kū'ē nā māka i ka oxidation, sulphidation a me ka carburization.
Loaʻa i nā ʻano o ka papa 310/310S Kuhili ʻole
Hiki i nā Austral Wright Metals ke hāʻawi i kēia mau māka e like me ka pā, ka pepa a me ka ʻili, ka pahu a me ke koʻokoʻo, ka paipu ʻole a me ka paipu, ka paipu welded a me ka paipu, ka hoʻopaʻa ʻana a me ka hoʻopili ʻana i ka billet, ka paipu a me ka paipu, uea.ʻAʻole hoʻohana ʻia ka Corrosion Resistance Grade 310/310S no ka lawelawe ʻana i ka wai corrosive, ʻoiai ʻo ke kiʻekiʻe o ka chromium a me ka nickel content e hāʻawi i ka pale corrosion ma mua o ka papa 304. ʻAʻole i loko o ka alloy ka molybdenum, no laila ʻilihune loa ka pale ʻana.E hoʻomaopopo ʻia ka papa 310/310S i ka corrosion intergranular ma hope o ka lawelawe ʻana ma nā mahana ma waena o 550 – 800°C.Hiki ke hana ʻia ka pohā ʻino o ka chloride i loko o nā wai ʻino i loaʻa nā chlorides ma nā mahana ma mua o 100°C.
Ka manawa hoʻouna: Mar-29-2023