S32750 Kowiri tira ngongo Tuinga
Whakataki Hua
He kowiri tira te Super Duplex penei i te S32750, he hanganga moroiti whakauru o te austenite me te ferrite (50/50) kua pai ake te kaha ki runga i nga tohu rino ferritic me austenitic. Ko te rereketanga nui ko te Super Duplex he nui ake te molybdenum me te ihirangi chromium e nui ake ai te taonga Ko te Higher chromium hoki e whakatairanga ana i te hanganga o nga wahanga intermetallic kino, e tairongo ana ki te 475°C embrittlement na te rerenga o te chromium-taonga α' wahanga, me te whakakorikori i te sigma, chi me etahi atu wahanga.
Ko te Alloy 2507 (S32750) he nui ake te ihirangi hauota, ehara i te mea e whakatairanga ana i te hanganga o te austenite me te whakanui ake i te kaha, engari ka whakaroa ano hoki i te hanganga o nga wahanga intermetallic e nui ana ki te tuku i te tukatuka me te hanga o te reanga taarua.
Ko te ahua o te karaehe e tino pai ana te aukati waikura pūhaumāota, me te tino kaha o te miihini. He tino pai mo te whakamahi i roto i nga taiao pukuriri penei i te wai moana maataata me te paanui puota waikawa waikawa.
Ko nga ahuatanga Alloy 2507 (S32750) e whai ake nei:
● He tino pai te atete ki te pakaru o te waikura (SCC) i roto i nga taiao e mau ana te hauota
● He tino pai te aukati ki te waikura rua me te kapiti
● Te ātete nui ki te waikura whānui
● He tino kaha te kaha miihini
● Ko nga ahuatanga o te tinana e whai hua ana ki te hoahoa
● Te ātete teitei ki te waikura o te waikura me te ngoikore o te waikura
● He pai te weldability
Ko te S32750 i hangaia mo nga tono tono e hiahia ana kia tino kaha me te aukati waikura, ka kitea i rototukanga matū, petrochemical, me nga taputapu wai moana. Kei te whakamahia nuitia i roto i nga mahi tirotiro hinu me te hau o waho me te whakangao wera i roto i te tukatuka petrochemical/matū. He pai hoki te karaehe mo nga tono waipēhi me te taputapu taputapu i roto i nga taiao moana pārūrū.
Whakatakotoranga Hua
ASTM A-789, ASTM A-790
Nga whakaritenga matū
Tino Matarua 2507 (UNS S32750)
Tito %
| C waro | Mn konupora | P Phosphorous | S whanariki | Si Silicon | Ni Nickel | Cr Chromium | Mo Molybdenum | N hauota | Cu Te parahi |
| 0.030 mōrahi | 1.20 te teitei | 0.035 te teitei | 0.020 te teitei | 0.80 te teitei | 6.0-8.0 | 24.0-26.0 | 3.0-5.0 | 0.24- 0.32 | 0.50 te teitei |
| Nga Taonga Miihini | |
| Te Kaha Tuku | 30 Ksi min |
| Te Kaha Toka | 75 Ksi min |
| Whakaroa(2" min) | 35% |
| Maama(Rockwell B Tauine) | 90 HRB te teitei |
Whakaaetanga Rahi
| OD | OD Toleracne | WT Whakaaetanga |
| Inihi | mm | % |
| 1/8" | +0.08/-0 | +/-10 |
| 1/4" | +/-0.10 | +/-10 |
| Tae atu ki te 1/2" | +/-0.13 | +/-15 |
| 1/2" ki te 1-1/2" , haunga | +/-0.13 | +/-10 |
| 1-1/2" ki te 3-1/2" , haunga | +/-0.25 | +/-10 |
| Tuhipoka: Ka taea te whiriwhiringa i runga i nga whakaritenga motuhake a te kaihoko | ||
| Te pehanga teitei e whakaaetia ana(wae: BAR) | ||||||||
| Matotoru pakitara(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 | |||
Tiwhikete Whakahonore
ISO9001/2015 Paerewa
ISO 45001/2018 Paerewa
Tiwhikete PED
Tiwhikete whakamatautau hototahi TUV Hydrogen
| Kao. | Rahi(mm) | |
| OD | Thk | |
| BA Tube Te taratara o roto o te mata 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 Roto taratara mata 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 | |
| Tube BA, Kaore he tono mo te taratara o roto | ||
| 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 | |

