Dengiz muhiti po'lat konstruktsiyalar uchun eng agressiv ish sharoitlaridan biridir.Tuzli suvga ta'sir qilish, namlik, tsiklik yuklanish va biologik korroziyakemalar va dengiz kemalarining xizmat muddatini sezilarli darajada qisqartirish. Ushbu muammolarni hal qilish uchun kema dizaynerlari tobora ko'proq murojaat qilmoqdalarultra{0}}yuqori-po'lat plitalar, kabiS960Q, chidamlilikni saqlab, tizimli samaradorlikni oshirish.
Ushbu maqola tushuntiradiS960Q po'lat plitasi kema konstruktsiyalarida korroziyaga chidamliligini qanday oshirishi mumkin, va toʻgʻri material tanlash, sirtga ishlov berish va ishlab chiqarish amaliyotlari-qoʻllab-quvvatlanishiGNEE po'lat-uzoq muddatli samaradorlikni oshirishi mumkin-.
S960Q po'lat plitalarini tushunish
S960Q po'lat plitalar, muvofiq ishlab chiqarilganEN 10025-6, aso'ndirilgan va temperlangan yuqori-konstruktiv po'latminimal oqish kuchi bilan960 MPa.
- Uning kemasozlikdagi asosiy afzalliklari quyidagilardan iborat:
- Yuqori kuch{0}}va{1}}vazn nisbati
- Plitalar qalinligi talablari kamayadi
- Ajoyib charchoqqa chidamlilik
- Ilg'or korroziyadan himoya qilish tizimlari bilan moslik
Strukturaviy og'irlikni kamaytirish orqali S960Q bilvosita pasaytiradikorroziyaga-moyillik yuzasi, hayot aylanishining yaxshilanishiga hissa qo'shadi.
S960Q po'latining korroziyaga chidamliligi bormi?
Bunga aniqlik kiritish muhimdir:S960Q ob-havoga chidamli yoki zanglamaydigan po'lat emas. Uning korroziyaga chidamliligi faqat passiv qotishma bilan emas, balki quyidagilardan kelib chiqadi:
Qayta qilingan mikro tuzilmaso'ndirish va chiniqtirish orqali erishiladi
Boshqariladigan qotishma (Cr, Mo, Ni) mikro{0}}yorilishlarga chidamliligini oshiradi
Tsiklik dengiz yuklari ostida yuqori mexanik barqarorlik
Bu xususiyatlar S960Q ni mukammal qiladihimoya qoplamalar uchun substrat, bu kema tuzilmalarida muhim ahamiyatga ega.
-
S960Q po'lat plitalar uchun kimyoviy tarkibi
|
S960QKimyoviy tarkibi |
||||||||
|
Baho |
Maksimal element (%) |
|||||||
|
C |
Si |
Mn |
P |
S |
N |
B |
Cr |
|
|
S960 Q |
0.20 |
0.80 |
1.70 |
0.020-0.025 |
0.010-0.015 |
0.015 |
0.005 |
1.50 |
|
Cu |
Mo |
Nb |
Ni |
Ti |
V |
Zr |
|
|
|
0.50 |
0.70 |
0.06 |
2.0 |
0.05 |
0.12 |
0.15 |
|
|
-
S960Q po'lat plitalar uchun mexanik xususiyatlar
|
Baho |
S960QMexanik xususiyat |
|||||
|
Qalinligi |
Yo'l bering |
Kuchlanish |
Cho'zilish |
Minimal ta'sir energiyasi
|
||
|
S960 Q |
mm |
Min Mpa |
Mpa |
Min % |
-20 |
30J |
|
3<> |
960 |
980-1150 |
10 |
-20 |
30J |
|
|
50<> |
910 |
920-1000 |
10 |
-20 |
30J |
|
|
100<> |
860 |
870-980 |
10 |
-20 |
30J |
|
Dengiz muhitida S960Q uchun sirtni himoya qilish tizimlari
Korroziyaga chidamliligini oshirish uchun S960Q po'lat plitalari odatda sirtni himoya qilishning ilg'or usullari bilan birlashtiriladi:
Dengiz qoplama tizimlari
Epoksi ruxga- boy primerlar
Yuqori{0}}konstruksiyali epoksi oraliq qoplamalar
Poliuretan yoki florokarbonli qoplamalar
S960Q silliq sirt sifatini ta'minlaydiqoplamaning mukammal yopishishi.
Issiq{0}}Dip galvanizatsiya (cheklangan ilovalar)
Muhim bo'lmagan{0}}komponentlar uchun galvanizatsiya qurbonlik himoyasini ta'minlaydi. Biroq, S960Q ning yuqori-kuchli tabiati tufayli haroratni nazorat qilish zarur.
Katodik himoya
Korpus va dengiz tuzilmalarida S960Q quyidagi bilan samarali ishlaydi:
Qurbonlik anod tizimlari
Ta'sirlangan oqim katodik himoyasi (ICCP)
Ushbu tizimlar dengiz suvi ta'sirida xizmat muddatini sezilarli darajada uzaytiradi.
S960Q po'lat plitalarining tipik kema qurish ilovalari
S960Q tobora ko'proq foydalanilmoqda:
Kema ustki tuzilmalari
Devorni mustahkamlash tizimlari
Vinç stendlari va ko'taruvchi qo'llar
Offshore yordam kemalari
Yengil vaznli dengiz va tadqiqot kemalari
Ushbu komponentlar foyda keltiradikamaytirilgan og'irlik, yaxshilangan barqarorlik va yaxshilangan korroziyadan himoya qilish tizimlari.

Xulosa: Korroziyaga qarshi kurashga oqilona yondashish
Kema konstruksiyalarining korroziyaga chidamliligini oshirish nafaqat qoplamalar bilan-boshlanadi.to'g'ri po'latni tanlash.
S960Q po'lat plitalar, optimallashtirilgan dizayn, professional ishlab chiqarish va dengizni himoya qilish-tizimlari bilan birlashganda, uzoq muddatli-kema tuzilmalari uchun kuchli yechim taklif etadi.
📩 Bugun GNEE Steel bilan bog'laningdengiz loyihangiz talablarini muhokama qilish va korroziyaga chidamli{1}}kema qurish uchun S960Q poʻlat plitalar yechimlari boʻyicha ekspert yordamini olish.
| GNEE tomonidan ta'minlangan uglerod va past{0}}qotishma yuqori-po'latlar navlari | |||||
| ASTM/ASME | ASTM A36/A36M | ASTM A36 | |||
| ASTM A283/A283M | ASTM A283 A darajasi | ASTM A283 B darajasi | ASTM A283 C darajasi | ASTM A283 D darajasi | |
| ASTM A514/A514M | ASTM A514 A darajasi | ASTM A514 B darajasi | ASTM A514 C darajasi | ASTM A514 E darajasi | |
| ASTM A514 F darajasi | ASTM A514 H darajasi | ASTM A514 J darajasi | ASTM A514 K darajasi | ||
| ASTM A514 M darajasi | ASTM A514 P darajasi | ASTM A514 Q darajasi | ASTM A514 R darajasi | ||
| ASTM A514 S darajasi | ASTM A514 T darajasi | ||||
| ASTM A572/A572M | ASTM A572 42-sinf | ASTM A572 50-darajali | ASTM A572 55-sinf | ASTM A572 60-sinf | |
| ASTM A572 65-sinf | |||||
| ASTM A573/A573M | ASTM A573 58-sinf | ASTM A573 65-sinf | ASTM A573 70-sinf | ||
| ASTM A588/A588M | ASTM A588 A darajasi | ASTM A588 B darajasi | ASTM A588 C darajasi | ASTM A588 K darajasi | |
| ASTM A633/A633M | ASTM A633 A darajasi | ASTM A633 C darajasi | ASTM A633 D darajasi | ASTM A633 E darajasi | |
| ASTM A656/A656M | ASTM A656 50-darajali | ASTM A656 60-sinf | ASTM A656 70-sinf | ASTM A656 80-sinf | |
| ASTM A709/A709M | ASTM A709 36-sinf | ASTM A709 50-darajali | ASTM A709 50S darajasi | ASTM A709 darajasi 50 Vt | |
| ASTM A709 darajasi HPS 50W | ASTM A709 darajasi HPS 70W | ASTM A709 100-darajali | ASTM A709 darajasi 100 Vt | ||
| ASTM A709 darajasi HPS 100W | |||||
| ASME SA36/SA36M | ASME SA36 | ||||
| ASME SA283/SA283M | ASME SA283 A darajasi | ASME SA283 B darajasi | ASME SA283 C darajasi | ASME SA283 D darajasi | |
| ASME SA514/SA514M | ASME SA514 A darajasi | ASME SA514 B darajasi | ASME SA514 C darajasi | ASME SA514 E darajasi | |
| ASME SA514 F darajasi | ASME SA514 H darajasi | ASME SA514 J darajasi | ASME SA514 K darajasi | ||
| ASME SA514 M darajasi | ASME SA514 P darajasi | ASME SA514 Q darajasi | ASME SA514 R darajasi | ||
| ASME SA514 S darajasi | ASME SA514 T darajasi | ||||
| ASME SA572/SA572M | ASME SA572 42-sinf | ASME SA572 50-sinf | ASME SA572 55-sinf | ASME SA572 60-sinf | |
| ASME SA572 65-sinf | |||||
| ASME SA573/SA573M | ASME SA573 58-sinf | ASME SA573 65-sinf | ASME SA573 70-sinf | ||
| ASME SA588/SA588M | ASME SA588 A darajasi | ASME SA588 B darajasi | ASME SA588 C darajasi | ASME SA588 K darajasi | |
| ASME SA633/SA633M | ASME SA633 A darajasi | ASME SA633 C darajasi | ASME SA633 D darajasi | ASME SA633 E darajasi | |
| ASME SA656/SA656M | ASME SA656 50-sinf | ASME SA656 60-sinf | ASME SA656 70-sinf | ASME SA656 80-sinf | |
| ASME SA709/SA709M | ASME SA709 36-sinf | ASME SA709 50-sinf | ASME SA709 50S darajasi | ASME SA709 darajasi 50W | |
| ASME SA709 darajasi HPS 50W | ASME SA709 darajasi HPS 70W | ASME SA709 100-sinf | ASME SA709 darajasi 100 Vt | ||
| ASME SA709 darajasi HPS 100W | |||||
| EN10025 | EN10025-2 | EN10025-2 S235J0 | EN10025-2 S275J0 | EN10025-2 S355J0 | EN10025-2 S355K2 |
| EN10025-2 S235JR | EN10025-2 S275JR | EN10025-2 S355JR | EN10025-2 S420J0 | ||
| EN10025-2 S235J2 | EN10025-2 S275J2 | EN10025-2 S355J2 | |||
| EN10025-3 | EN10025-3 S275N | EN10025-3 S355N | EN10025-3 S420N | EN10025-3 S460N | |
| EN10025-3 S275NL | EN10025-3 S355NL | EN10025-3 S420NL | EN10025-3 S460NL | ||
| EN10025-4 | EN10025-4 S275M | EN10025-4 S355M | EN10025-4 S420M | EN10025-4 S460M | |
| EN10025-4 S275ML | EN10025-4 S355ML | EN10025-4 S420ML | EN10025-4 S460ML | ||
| EN10025-6 | EN10025-6 S460Q | EN10025-6 S460QL | EN10025-6 S460QL1 | EN10025-6 S500Q | |
| EN10025-6 S500QL | EN10025-6 S500QL1 | EN10025-6 S550Q | EN10025-6 S550QL | ||
| EN10025-6 S550QL1 | EN10025-6 S620Q | EN10025-6 S620QL | EN10025-6 S620QL1 | ||
| EN10025-6 S690Q | EN10025-6 S690QL | EN10025-6 S690Q1 | EN10025-6 S890Q | ||
| EN10025-6 S890QL | EN10025-6 S890QL1 | EN10025-6 S960Q | EN10025-6 S960QL | ||
| EN 10149 | EN 10149-2 | S315MC | S355MC | S420MC | S460MC |
| S500MC | S550MC | S600MC | S650MC | ||
| S700MC | S900MC | S960MC | |||
| JIS | JIS G3101 | JIS G3101 SS330 | JIS G3101 SS400 | JIS G3101 SS490 | JIS G3101 SS540 |
| JIS G3106 | JIS G3106 SM400A | JIS G3106 SM400B | JIS G3106 SM400C | JIS G3106 SM490A | |
| JIS G3106 SM490YA | JIS G3106 SM490B | JIS G3106 SM490YB | JIS G3106 SM490C | ||
| JIS G3106 SM520B | JIS G3106 SM520C | JIS G3106 SM570 | |||
| DIN | DIN 17100 | DIN17100 St52-3 | DIN17100 St37-2 | DIN17100 St37-3 | DIN17100 RSt37-2 |
| DIN17100 USt37-2 | |||||
| DIN 17102 | DIN17102 StE315 | DIN17102 ESTE315 | DIN17102 TStE315 | DIN17102 WStE315 | |
| DIN17102 StE355 | DIN17102 ESTE355 | DIN17102 TStE355 | DIN17102 WStE355 | ||
| DIN17102 StE380 | DIN17102 ESTE380 | DIN17102 TStE380 | DIN17102 WStE380 | ||
| DIN17102 StE420 | DIN17102 ESTE420 | DIN17102 TStE420 | DIN17102 WStE420 | ||
| DIN17102 StE460 | DIN17102 ESTE460 | DIN17102 TStE460 | DIN17102 WStE460 | ||
| DIN17102 StE500 | DIN17102 ESTE500 | DIN17102 TStE500 | DIN17102 WStE500 | ||
| DIN17102 ESTE285 | |||||
| GB | GB/T700 | GB/T700 Q235A | GB/T700 Q235B | GB/T700 Q235C | GB/T700 Q235D |
| GB/T700 Q275 | |||||
| GB/T1591 | GB/T1591 Q345A | GB/T1591 Q390A | GB/T1591 Q420A | GB/T1591 Q420E | |
| GB/T1591 Q345B | GB/T1591 Q390B | GB/T1591 Q420B | GB/T1591 Q460C | ||
| GB/T1591 Q345C | GB/T1591 Q390C | GB/T1591 Q420C | GB/T1591 Q460D | ||
| GB/T1591 Q345D | GB/T1591 Q390D | GB/T1591 Q420D | GB/T1591 Q460E | ||
| GB/T1591 Q345E | GB/T1591 Q390E | ||||
| GB/T16270 | GB/T16270 Q550C | GB/T16270 Q550D | GB/T16270 Q550E | GB/T16270 Q550F | |
| GB/T16270 Q620C | GB/T16270 Q620D | GB/T16270 Q620E | GB/T16270 Q620F | ||
| GB/T16270 Q690C | GB/T16270 Q690D | GB/T16270 Q690E | GB/T16270 Q690F | ||
| GB/T16270 Q800C | GB/T16270 Q800D | GB/T16270 Q800E | GB/T16270 Q800F | ||
| GB/T16270 Q890C | GB/T16270 Q890D | GB/T16270 Q890E | GB/T16270 Q890F | ||
| GB/T16270 Q960C | GB/T16270 Q960D | GB/T16270 Q960E | GB/T16270 Q960F | ||
| GB/T16270 Q500 | |||||




