S32750 ʻO ka ʻili ʻili ʻili ʻole
Hoʻolauna Huahana
ʻO ka Super Duplex stainless e like me S32750, he microstructure hui ʻia o austenite a me ferrite (50/50) i hoʻomaikaʻi i ka ikaika ma luna o nā māka kila ferritic a me austenitic. ʻO ka ʻokoʻa nui ʻo Super Duplex he molybdenum kiʻekiʻe a me ka chromium maʻiʻo e hāʻawi i ka mea i ʻoi aku ka nui o ka chromium kiʻekiʻe e hoʻoikaika i ka hoʻokumu ʻana i nā ʻāpana intermetallic detrimental, i maʻalahi i ka 475 ° C embrittlement no ka ua o ka chromium-waiwai α 'phase, a me ka embrittlement e ka sigma, chis a me nā pae ʻē aʻe.
ʻO Alloy 2507 (S32750) ka mea i ʻoi aku ka nui o ka nitrogen, ʻaʻole ia e hoʻoikaika i ka hoʻokumu ʻana o ka austenite a hoʻonui i ka ikaika, akā hoʻopaneʻe hoʻi i ka hoʻokumu ʻana o nā ʻāpana intermetallic e hiki ai ke hana a hana i ka papa duplex.
Hōʻike ʻia ka papa e ka maikaʻi loa o ka chloride corrosion resistance, i hui pū ʻia me ka ikaika mechanical kiʻekiʻe. He kūpono loa ia no ka hoʻohana ʻana i nā kaiapuni koʻikoʻi e like me ka wai kai chlorinated mehana a me ka media chloride acidic.
ʻO nā hiʻohiʻona Alloy 2507 (S32750) penei:
● Kūʻē maikaʻi loa i ke koʻikoʻi ʻana o ka corrosion cracking (SCC) ma nā kaiapuni chloride
● Kūʻē maikaʻi i ka lua a me ka ʻawaʻawa
● Kū'ē kiʻekiʻe i ka corrosion maʻamau
● Kiʻekiʻe loa mechanical ikaika
● Nā waiwai kino e hāʻawi ana i nā pono hoʻolālā
● Kū'ē kiʻekiʻe i ka erosion corrosion a me ka corrosion luhi
● maikaʻi weldability
Hoʻolālā ʻia ʻo S32750 no nā noi koi e koi ana i ka ikaika ʻokoʻa a me ke kūpaʻa corrosion, i loaʻa makaʻina hana kemika, ʻaila ʻaila, a me ka wai kai. Hoʻohana nui ʻia ia i ka ʻimi ʻana i ka ʻaila a me ke kinoea / hana a me nā mea hoʻololi wela i ka hana petrochemical / kemika. He kūpono hoʻi ka papa no nā noi hydraulic a me nā mea kani i nā kaiapuni kai moana.
Nā Kūlana Huahana
ASTM A-789, ASTM A-790
Koi Kemika
Super Duplex 2507 (UNS S32750)
Huina %
| C Kalapona | Mn Manganese | P Phosphorous | S Sulfur | Si Silika | Ni Nikela | Cr Chromium | Mo Molybdenum | N Nitrogen | Cu keleawe |
| 0.030 ka nui | 1.20 ka nui | 0.035 ka nui | 0.020 ka nui | 0.80 ka nui | 6.0-8.0 | 24.0-26.0 | 3.0-5.0 | 0.24- 0.32 | 0.50 ka nui |
| Na Waiwai Mechanical | |
| Ka ikaika hua | 30 Ksi min |
| Ikaika U'i | 75 Ksi min |
| Elongation (2" min) | 35% |
| 'Oolea(Rockwell B Scale) | 90 HRB max |
Ka hoʻomanawanui ʻana
| OD | OD Toleracne | WT Hoomanawanui |
| ʻīniha | mm | % |
| 1/8" | +0.08/-0 | +/-10 |
| 1/4" | +/-0.10 | +/-10 |
| A hiki i ka 1/2" | +/-0.13 | +/-15 |
| 1/2" a hiki i 1-1/2" , excl | +/-0.13 | +/-10 |
| 1-1/2" a hiki i 3-1/2" , koe | +/-0.25 | +/-10 |
| Nānā: Hiki ke kūkākūkāʻia kaʻaeʻana e like me nā koi kiko'ī o ka mea kūʻai | ||
| ʻO ke kaomi kiʻekiʻe i ʻae ʻia (unit: BAR) | ||||||||
| Mānoanoa Pā (mm) | ||||||||
| 0.89 | 1.24 | 1.65 | 2.11 | 2.77 | 3.96 | 4.78 | ||
| OD(mm) | 6.35 | 387 | 562 | 770 | 995 | |||
| 9.53 | 249 | 356 | 491 | 646 | 868 | |||
| 12.7 | 183 | 261 | 356 | 468 | 636 | |||
| 19.05 | 170 | 229 | 299 | 403 | ||||
| 25.4 | 126 | 169 | 219 | 294 | 436 | 540 | ||
| 31.8 | 134 | 173 | 231 | 340 | 418 | |||
| 38.1 | 111 | 143 | 190 | 279 | 342 | |||
| 50.8 | 83 | 106 | 141 | 205 | 251 | |||
Palapala Hoohanohano
ISO9001/2015 Kūlana
ISO 45001/2018 Kūlana
Palapala PED
TUV Hydrogen compatibility test certificate
| ʻAʻole. | Nui (mm) | |
| OD | Thk | |
| ʻO ka ʻili o ka ʻili o loko ʻo BA Tube Ra0.35 | ||
| 1/4″ | 6.35 | 0.89 |
| 6.35 | 1.00 | |
| 3/8″ | 9.53 | 0.89 |
| 9.53 | 1.00 | |
| 1/2” | 12.70 | 0.89 |
| 12.70 | 1.00 | |
| 12.70 | 1.24 | |
| 3/4” | 19.05 | 1.65 |
| 1 | 25.40 | 1.65 |
| BA Tube Iloko ili roughness Ra0.6 | ||
| 1/8″ | 3.175 | 0.71 |
| 1/4″ | 6.35 | 0.89 |
| 3/8″ | 9.53 | 0.89 |
| 9.53 | 1.00 | |
| 9.53 | 1.24 | |
| 9.53 | 1.65 | |
| 9.53 | 2.11 | |
| 9.53 | 3.18 | |
| 1/2″ | 12.70 | 0.89 |
| 12.70 | 1.00 | |
| 12.70 | 1.24 | |
| 12.70 | 1.65 | |
| 12.70 | 2.11 | |
| 5/8″ | 15.88 | 1.24 |
| 15.88 | 1.65 | |
| 3/4″ | 19.05 | 1.24 |
| 19.05 | 1.65 | |
| 19.05 | 2.11 | |
| 1″ | 25.40 | 1.24 |
| 25.40 | 1.65 | |
| 25.40 | 2.11 | |
| 1-1/4″ | 31.75 | 1.65 |
| 1-1/2″ | 38.10 | 1.65 |
| 2″ | 50.80 | 1.65 |
| 10A | 17.30 | 1.20 |
| 15A | 21.70 | 1.65 |
| 20A | 27.20 | 1.65 |
| 25A | 34.00 | 1.65 |
| 32A | 42.70 | 1.65 |
| 40A | 48.60 | 1.65 |
| 50A | 60.50 | 1.65 |
| 8.00 | 1.00 | |
| 8.00 | 1.50 | |
| 10.00 | 1.00 | |
| 10.00 | 1.50 | |
| 10.00 | 2.00 | |
| 12.00 | 1.00 | |
| 12.00 | 1.50 | |
| 12.00 | 2.00 | |
| 14.00 | 1.00 | |
| 14.00 | 1.50 | |
| 14.00 | 2.00 | |
| 15.00 | 1.00 | |
| 15.00 | 1.50 | |
| 15.00 | 2.00 | |
| 16.00 | 1.00 | |
| 16.00 | 1.50 | |
| 16.00 | 2.00 | |
| 18.00 | 1.00 | |
| 18.00 | 1.50 | |
| 18.00 | 2.00 | |
| 19.00 | 1.50 | |
| 19.00 | 2.00 | |
| 20.00 | 1.50 | |
| 20.00 | 2.00 | |
| 22.00 | 1.50 | |
| 22.00 | 2.00 | |
| 25.00 | 2.00 | |
| 28.00 | 1.50 | |
| BA Tube, ʻAʻohe noi e pili ana i ka ʻili o loko | ||
| 1/4″ | 6.35 | 0.89 |
| 6.35 | 1.24 | |
| 6.35 | 1.65 | |
| 3/8″ | 9.53 | 0.89 |
| 9.53 | 1.24 | |
| 9.53 | 1.65 | |
| 9.53 | 2.11 | |
| 1/2″ | 12.70 | 0.89 |
| 12.70 | 1.24 | |
| 12.70 | 1.65 | |
| 12.70 | 2.11 | |
| 6.00 | 1.00 | |
| 8.00 | 1.00 | |
| 10.00 | 1.00 | |
| 12.00 | 1.00 | |
| 12.00 | 1.50 | |

