ʻAno kiʻekiʻe no ka maikaʻi ʻo AISI 201 202 304 304L Ss Plate Hot Rolled 316 316L 316ti 309S 310S 321 410 420 430 436 904L ʻO ka pā kila kila
ʻO ka wehewehe pōkole:
904L austenitic kuhiliʻole kila no ka haʻahaʻa-carbon, kiʻekiʻe nickel, molybdenum austenitic kuhiliʻole kila me ka waika.904L austenitic kuhiliʻole kila he maikaʻi activation passivation transformation hiki, maikaʻi corrosion kū'ē, maikai corrosion kū'ē i non oxidizing nāʻakika e like me sulfuric acid, acetic acid, formic acid, a me ka phosphoric acid, maikaʻi kū'ē i ka pitting corrosion i neutral chloride ion media, a maikaʻi. kū'ē i ka ʻinoʻino a me ke koʻikoʻi.He kūpono no nā ʻano ʻokoʻa like ʻole o ka sulfuric acid ma lalo o 70 ℃, loaʻa iā ia ke kūpaʻa corrosion maikaʻi i kekahi ʻano a me ka mahana o ka acetic acid a me ka hui ʻana o ka formic acid a me ka acetic acid ma lalo o ke kaomi maʻamau.
No ka hana ʻana i nā pōmaikaʻi ʻoi aku ka maikaʻi no nā mea kūʻai aku ʻo kā mākou ʻoihana ʻoihana;ʻO ka ulu ʻana o ka mea kūʻai aku ʻo kā mākou hana hana no ka High Quality for Quality AISI 201 202 304 304L Ss Plate Hot Rolled 316 316L 316ti 309S 310S 321 410 420 430 436 904L Stainless Steel Plate, Ke kono nei mākou iā ʻoe a me kāu hui e hoʻopōmaikaʻi iā ʻoe a me kāu hui. holo lōʻihi ma ka mākeke honua.
No ka hana ʻana i nā pōmaikaʻi ʻoi aku ka maikaʻi no nā mea kūʻai aku ʻo kā mākou ʻoihana ʻoihana;ʻO ka ulu ʻana o ka mea kūʻai aku ʻo kā mākou hana hanaʻO Kina 316 ʻO ka pā hao / Pepa a me ka 430 Ba pā kila, Pono i kekahi o kēia mau huahana he mea hoihoi iā ʻoe, e hōʻoia ʻoe e hōʻike iā mākou.E ʻoluʻolu mākou e hāʻawi iā ʻoe i kahi ʻōlelo i ka loaʻa ʻana o nā kikoʻī hohonu.I kēia manawa ua loaʻa iā mākou kā mākou mau loea R&D ʻike pilikino e hoʻokō i kekahi o nā koi o kekahi, ʻike mākou i mua i ka loaʻa ʻana o kāu mau nīnau i ka wā e hiki mai ana.Welina mai e nānā i kā mākou hui.
904L austenitic kuhiliʻole kila no ka haʻahaʻa-carbon, kiʻekiʻe nickel, molybdenum austenitic kuhiliʻole kila me ka waika.904L austenitic kuhiliʻole kila he maikaʻi activation passivation transformation hiki, maikaʻi corrosion kū'ē, maikai corrosion kū'ē i non oxidizing nāʻakika e like me sulfuric acid, acetic acid, formic acid, a me ka phosphoric acid, maikaʻi kū'ē i ka pitting corrosion i neutral chloride ion media, a maikaʻi. kū'ē i ka ʻinoʻino a me ke koʻikoʻi.He kūpono no nā ʻano ʻokoʻa like ʻole o ka sulfuric acid ma lalo o 70 ℃, loaʻa iā ia ke kūpaʻa corrosion maikaʻi i kekahi ʻano a me ka mahana o ka acetic acid a me ka hui ʻana o ka formic acid a me ka acetic acid ma lalo o ke kaomi maʻamau.
ʻO ke kila kila Austenitic 904L he kila kila austenitic kiʻekiʻe me ka haʻahaʻa kalapona.Loaʻa iā ia ke kūpaʻa corrosion maikaʻi i ka dilute sulfuric acid a ua hoʻolālā ʻia no nā kaiapuni me nā kūlana corrosion paʻakikī.Loaʻa iā ia kahi maʻiʻo chromium kiʻekiʻe a lawa ka maʻiʻo nickel.ʻO ka hoʻohui ʻana o ke keleawe e hāʻawi iā ia i ke kūpaʻa ikaika o ka waikawa, ʻoi aku ka nui o ke kūʻē ʻana i ka chloride interstitial corrosion a me ke koʻikoʻi corrosion cracking.ʻAʻole hiki ke maʻalahi i nā kiko a me nā māwae, a ʻoi aku ka maikaʻi o kona kūpaʻa ʻana i ka corrosion ma mua o nā māka kila ʻē aʻe.Loaʻa iā ia ka machinability maikaʻi a me ka weldability a hiki ke hoʻohana ʻia i nā moku kaomi.
ASTM A240/ASME SA-240、ASTM A276、ASTM A182/ASME SA-182、ASTM A312/ASME A312、ASTM B625/ASME B625、ASTM B673/ASME B673
904L, Al-904L, UNS N08904, SUS890L, F904L, W.-Nr.1.4539, NAS 255, 00Cr20Ni25Mo4.5Cu
| C | Mn | Ni | Si | P | S | Cr | Cu | Mo |
| ≤0.02 | ≤2.00 | 23.0～28.0 | ≤1.0 | ≤0.045 | ≤0.035 | 19.0～23 | 1.0～2.0 | 4.0～5.0 |
| ʻO ka mānoanoa | Lae hehee |
| 8.06g/cm3 | 1300-1390 ℃ |
| Ikaika U'i | Hua ikaika | ʻO ka elongation | ʻoʻoleʻa |
| σb≥490Mpa | σb≥215Mpa | δ≥35% | 70-90（HRB |
ʻO 904L kahi haʻahaʻa kalapona haʻahaʻa, kiʻekiʻe alloying austenitic stainless steel i hoʻolālā ʻia no nā kaiapuni corrosive koʻikoʻi.ʻOi aku ka maikaʻi o ka corrosion ma mua o 316L a me 317L, ʻoiai ke kaupaona nei i ke kumukūʻai a me ka hana, a ʻoi aku ka maikaʻi o ke kumukūʻai.Ma muli o ka hoʻohui ʻana o 1.5% keleawe, loaʻa iā ia ke kūpaʻa corrosion maikaʻi loa no ka hōʻemi ʻana i nā waikawa e like me ka sulfuric acid a me ka phosphoric acid.Loaʻa iā ia ke kūpaʻa maikaʻi loa i ka corrosion stress, pitting corrosion, a me ka corrosion crevice i hoʻokumu ʻia e nā ion chloride, a maikaʻi ke kūʻē i ka intergranular corrosion.I loko o ka sulfuric acid maʻemaʻe me ka pae koʻikoʻi o 0-98%, hiki ke piʻi ka mahana hoʻohana o 904L a hiki i 40 degere Celsius.I loko o ka waika phosphoric maʻemaʻe me ka pae hoʻonaʻauao o 0-85%, maikaʻi loa kona kūpaʻa corrosion.He hopena koʻikoʻi ka haumia i ka pale ʻana o ka phosphoric acid ʻoihana i hana ʻia e ka ʻenehana kaʻina hana.Ma waena o nā ʻano waika phosphoric a pau, ʻoi aku ka maikaʻi o ka pale ʻana i ka corrosion ma mua o ke kila kila kila maʻamau.I loko o ka waika nitric oxidizing nui loa, ʻo 904L ka haʻahaʻa haʻahaʻa o ka corrosion i hoʻohālikelike ʻia me nā māka kila kila kila me ka molybdenum.I loko o ka waika hydrochloric, ua kaupalena ʻia ka hoʻohana ʻana o 904L i nā haʻahaʻa haʻahaʻa o 1-2%.Iloko o keia pae noonoo.ʻOi aku ka maikaʻi o ka pale ʻana i ka corrosion o 904L ma mua o ke kila kila maʻamau.ʻO ke kila 904L ke kūpaʻa kiʻekiʻe i ka pitting corrosion.ʻO kona kūpaʻa ʻana i ka crevice corrosion ma ka solution chloride.Maikaʻi nō hoʻi ka ikaika.ʻO ke kiʻekiʻe o ka nickel content o 904L e hōʻemi ana i ka nui o ka corrosion i loko o nā lua a me nā māwae.Hiki ke maʻalahi ke kila kila austenitic maʻamau i ka ʻinoʻino i loko o kahi kaiapuni i waiwai i ka chloride ma nā mahana ma luna o 60 degere Celsius.Ma ka hoʻonui ʻana i ka ʻike nickel o ke kila kila, hiki ke hoʻemi ʻia kēia sensitization.Ma muli o kona mau nickel kiʻekiʻe, hōʻike ʻo 904L i ke kūpaʻa kiʻekiʻe i ke koʻikoʻi i ka pohā ʻana o ka corrosion i loko o nā solution chloride, concentrated hydroxide solutions, a me nā kaiapuni waiwai i ka hydrogen sulfide.
ʻO ka ʻaila a me nā lako petrochemical, e like me nā reactors i nā lako petrochemical, ka mālama ʻana a me nā mea lawe no ka sulfuric acid, e like me nā mea hoʻololi wela, nā mea hoʻonaninani flue gas desulfurization, i hoʻohana nui ʻia i ke kino hale kiaʻi, flue, nā pani puka, nā ʻāpana kūloko, nā ʻōnaehana spray, etc. o ka absorption towers, scrubbers and fans in organic acid treatment system, seawater treatment device, seawater heat exchangers, papermaking oihana lako, sulfuric acid and nitric acid lako, acid production, etc. , pharmaceutical factory: centrifuges, reactors, etc., mea kanu mea'ai: soy sauce tanks, kuke waina, paakai pahu, lako a me na lole, 904L mea he kila kila no ka dilute sulfuric acid ikaika corrosive medium.
ʻO ka pā, ka ʻili, ka pā, ka uea, ka hoʻoheheʻe ʻana, ke koʻokoʻo maʻemaʻe, ka mea wili, ka flange, a me nā mea ʻē aʻe, hiki ke hana ʻia e like me ke kaha kiʻi.
No ka hana ʻana i nā pōmaikaʻi ʻoi aku ka maikaʻi no nā mea kūʻai aku ʻo kā mākou ʻoihana ʻoihana;ʻO ka ulu ʻana o ka mea kūʻai aku ʻo kā mākou hana hana no ka High Quality for Quality AISI 201 202 304 304L Ss Plate Hot Rolled 316 316L 316ti 309S 310S 321 410 420 430 436 904L Stainless Steel Plate, Ke kono nei mākou iā ʻoe a me kāu hui e hoʻopōmaikaʻi iā ʻoe a me kāu hui. holo lōʻihi ma ka mākeke honua.
Mea Kiʻekiʻe noʻO Kina 316 ʻO ka pā hao / Pepa a me ka 430 Ba pā kila, Pono i kekahi o kēia mau huahana he mea hoihoi iā ʻoe, e hōʻoia ʻoe e hōʻike iā mākou.E ʻoluʻolu mākou e hāʻawi iā ʻoe i kahi ʻōlelo i ka loaʻa ʻana o nā kikoʻī hohonu.I kēia manawa ua loaʻa iā mākou kā mākou mau loea R&D ʻike pilikino e hoʻokō i kekahi o nā koi o kekahi, ʻike mākou i mua i ka loaʻa ʻana o kāu mau nīnau i ka wā e hiki mai ana.Welina mai e nānā i kā mākou hui.
