S420MC Materiallar spetsifikatsiyasi
Yuqori sifatli konstruktiv poʻlat plitalar-ning yetakchi eksportchisi va ishlab chiqaruvchisi sifatida GNEE Steel EN 10149-2 standartiga mos materiallar, jumladan, koʻp qirrali materiallarni ishlab chiqarishga ixtisoslashgan.S420MC po'lat darajasi.
S420MC - bu sovuq shakllanish uchun mo'ljallangan, mukammal mustahkamlik, egiluvchanlik va payvandlanish qobiliyatini ta'minlovchi termomexanik prokatlangan nozik{1}}parchalangan yuqori-pastki{3}}qotishma (HSLA) po'latdir.
Avtomobil komponentlari, mashina qismlari va engil konstruktiv elementlar uchun ideal bo'lgan bizning S420MC plitalarimiz yuqori shakllanish va ishlashni ta'minlash uchun termomexanik prokatlangan (+M) holatda yetkazib beriladi.
10025 3 standartlashtirilgan po'lat plitalar takliflarimiz haqida to'liq ma'lumot olish uchun to'liq assortimentimizni o'rganing.
| Texnik xususiyatlari | : | ASTM / ASME |
| Standart | : | ASTM, ASME va API |
| Ixtisoslash | Shim varaq, teshilgan varaq, BQ profili. | |
| Hajmi | : | 0,5 MM TO 200 MM QALINLIK 1000 MM TO 2500 MM KENGLIGI VA 2500 MM dan 12500 MM UZUNLIK |
| Shakl | : | Bobinlar, plyonkalar, rulolar, oddiy varaq, shim varag'i, teshilgan varaq, katakli plastinka, tasma, yassi, bo'sh (doira), halqa (gardish) |
| Tugatish | : | Issiq haddelenmiş plastinka (HR) |
| Qattiqlik | : | Yumshoq, qattiq, yarim qattiq, chorak qattiq, bahor qattiq va boshqalar. |
| Baho | : | EN 10149-2 S420MC DIN 1.0980 |
S420MC materiali nima?
EN 10149-2 Yevropa standarti boʻyicha 1.0980 sifatida belgilangan S420MC materiali sovuq shakllantirish uchun issiq{4}}prokatlangan yuqori rentabellikdagi mustahkam poʻlatlar oilasiga kiradi. "S" konstruktiv po'latni bildiradi, "420" 420 MPa minimal oqish quvvatini bildiradi va "MC" sovuq shakllanishni yaxshilash uchun termomexanik prokatni bildiradi. Bu daraja, S420N (EN 10025-3) kabi normallashtirilgan navlardan ajralib turuvchi kuchni yo'qotmasdan egilish, bosish yoki chuqur chizish talab qilinadigan ilovalar uchun optimallashtirilgan.
EN 10149-2 S420MC boshqariladigan termomexanik prokat orqali ishlab chiqariladi, u issiq prokatni tezlashtirilgan sovutish bilan birlashtirib, nozik taneli mikrotuzilmaga erishish, egiluvchanlikni yaxshilaydi va issiqlik bilan ishlov berish zaruratini kamaytiradi. GNEE Steel 20 mm gacha qalinlikdagi S420MC plitalarini ishlab chiqaradi, donni optimallashtirish va ishlash uchun aniq mikroqotishma bilan.
S420MC qotishma konstruktiv po'latning kimyoviy tarkibi
S420MC kimyoviy tarkibi payvandlanish uchun past uglerod ekvivalentini va mustahkamlik uchun mikroqotishmani ta'minlash uchun qattiq nazorat qilinadi (cheva tahlili, agar qayd qilinmasa, maksimal %).
|
Element |
Belgi |
Maks (%) |
|---|---|---|
|
Uglerod |
C |
0.12 |
|
Kremniy |
Si |
0.50 |
|
Marganets |
Mn |
1.60 |
|
Fosfor |
P |
0.025 |
|
Oltingugurt |
S |
0.015 |
|
alyuminiy |
Al |
0,015 dan katta yoki unga teng |
|
Niobiy |
Nb |
0.09 |
|
Titan |
Ti |
0.15 |
|
Vanadiy |
V |
0.20 |
S420MC materialining mexanik xususiyatlari
S420MC sovuq shakllantirish uchun yaxshi cho'zilish bilan yuqori rentabellikni ta'minlaydi (minimal qiymatlar, termomekanik haddelenmiş holat).
|
Nominal qalinligi (mm) |
Hosildorlik kuchi ReH Min (MPa) |
Kuchlanish kuchi Rm (MPa) |
Elongation A Min (%) A80 for ≤3 mm, A5 for >3 mm |
Bend Radius r/t (90 daraja Bend) Uzunlamasına / Transvers |
|---|---|---|---|---|
|
3 dan kichik yoki teng |
420 |
480–620 |
16 |
0.5 / 1.0 |
|
3 < t 8 dan kichik yoki teng |
400 |
480–620 |
19 |
0.5 / 1.0 |
|
8 < t 16 dan kichik yoki teng |
380 |
480–620 |
19 |
0.5 / 1.0 |
|
16 < t 40 dan kichik yoki teng |
360 |
470–610 |
18 |
1.0 / 1.5 |
S420MC materiali uchun issiqlik bilan ishlov berish bo'yicha qo'llanma
S420MC termomexanik prokat (+M) holatida yetkazib beriladi, u nozik don tuzilishi uchun boshqariladigan prokatni tezlashtirilgan sovutish bilan birlashtiradi.
Payvandlashning oldindan qizdirilishi: 20 mm dan kam yoki unga teng talab qilinmaydi; Qalinroq uchun 100-150 daraja (CEV 0,43 dan kam yoki teng).
PWHT: qoching; xususiyatlarini buzishi mumkin.
Issiq shakllantirish: Tavsiya etilmaydi; sovuq shakllanish asosiy hisoblanadi.
Yuvish: Agar kerak bo'lsa, stressni{0}}bartaring<550°C to preserve strength.
Payvandlash uchun EN 1011-2 ga rioya qiling. GNEE Steel sovuq shakllantirish uchun optimallashtiradi.
S420MC materialining ilovalari
Avtomobilsozlik: Shassi, armatura.
Mashinasozlik: Ramkalar, qavslar.
Qishloq xo'jaligi: Amalga oshiradi.
Qurilish: Yengil profillar.
Normallashtirilgan variantlar uchun 10025 3 s420nl normallashtirilgan konstruktiv po'lat plitalarga qarang.
S420MC ga ekvivalent baholar
|
Standart |
Baho |
|---|---|
|
ASTM |
A1011 HSLAS Gr. 60 |
|
DIN |
H420LA |
|
JIS |
SPFH590 |
|
GB |
Q420B |
Xulosa
S420MC materialining spetsifikatsiyasi (EN 10149-2) maksimal 0,12% C, CEV payvandlash uchun 0,43 dan kam yoki teng, 420 MPa rentabellik, 480–620 MPa valentlik va 16–19% cho'zilishni o'z ichiga oladi, mukammal egilish qobiliyati (r/t Les0 ga teng yoki teng). Avtomobil va mashinasozlikda sovuq shakllanish uchun termomexanik prokat qilinadi.
GNEE Steel kompaniyasining S420MC yengil va yuqori quvvatli{1}}loyihalar uchun ishonchliligini ta'minlaydi.
Agar siz GNEE mahsulotlari haqida ko'proq bilmoqchi bo'lsangiz, elektron pochta manziliga xat yuborishingiz mumkininfo@gneesteels.com. Biz sizga yordam berishdan xursandmiz.



TSS
Savol: S420MC po'latining ASTM ekvivalenti nima?
Javob: A572 60-sinf
ASTM S420MC ga ekvivalenti A572 60-darajali (ASTM A572/A572M) boʻlib, yuqori{5}}pastki{6}}qotishma kolumbiy-vanadiyli strukturaviy poʻlatdir, minimal oqish quvvati 415 MPa. A572 Gr.
Savol: EN 10149-2 ning ekvivalent darajasi qanday?
Javob: EN 10149-2 ning ekvivalent darajasi ASTM A572 hisoblanadi. Ushbu Amerika standarti qurilish sohasida keng qo'llaniladi va S420MC po'latiga o'xshash xususiyatlarni taklif qiladi. Ikkala nav ham yuqori quvvatga ega va yaxshi payvandlanadi, bu ularni strukturaviy ilovalar uchun mos qiladi.
Savol: S420MC material darajasi nima?
Javob: Yupqa taneli{0}}mikrotuzilmasi va yuqori darajadagi tozaligi tufayli S420MC markasi yorilishsiz sovuq bukish, buklash va sovuq flaneslash uchun juda mos keladi. S420MC navining nomi uning yuqori rentabellik kuchiga ishora qiladi. Bu 420 MPa.
Savol: S420MC po'lati nima?
Javob: S420MC po'lati yuqori quvvatli, past{2}}qotishma sovuq{3}}po'latdir, unumdorligi 420 MPa min (3 mm dan kam yoki unga teng), 480–620 MPa valentlik va 19% cho'zilish qobiliyatiga ega. U yuqori shakllanish uchun termomexanik tarzda o'raladi va avtomobil va mashinasozlikda qo'llaniladi.
Savol: S420MC po'latining kimyoviy tarkibi qanday?
Javob: Maks 0,20% C, 1,80% Mn, 0,025% P, 0,020% S, CEV 0,43 dan kam yoki teng, Nb+Ti+V bilan donni tozalash va mustahkamlik uchun 0,22% dan kam yoki teng.
Savol: S420MC po'latining mexanik xususiyatlari qanday?
Javob: Hosildorlik: 420 MPa (3 mm dan kam yoki unga teng) → 360 MPa (16–40 mm)
Tensile: 480–620 MPa (≤16 mm), 470–610 MPa (>16 mm)
Elongation: 19% (≤8 mm), 18% (>8 mm)
Bend radiusi: r/t 90 graduslik egilish uchun 1,0 dan kam yoki unga teng (bo'ylama).
Savol: S420MC S420N/S420NL dan qanday farq qiladi?
Javob: S420MC, egiluvchanlikka e'tibor qaratgan holda, sovuq shakllantirish uchun termomekanik tarzda o'ralgan (EN 10149-2). S420N/NL payvandlangan tuzilmalar uchun normallashtirilgan (EN 10025-3), zarba chidamliligi -20 daraja /-50 daraja.
Savol: S420MC po'latining ilovalari qanday?
Javob: Asosan sovuq shakllangan qismlar uchun: avtomobil shassilari, mashina qavslari, qishloq xo‘jaligi asboblari va engil qurilish profillari.
Savol: S420MC materialining CEV ko'rsatkichi nima?
Javob: Maksimal CEV 0,43, yupqa qismlarni oldindan qizdirmasdan mukammal payvandlashni ta'minlaydi.
Savol: S420MC payvandlash uchun mos keladimi?
Javob: Ha, uning past CEV (0,43) past-vodorod plomba bilan payvandlash imkonini beradi; qalinroq qismlar uchun oldindan isitish tavsiya etiladi.
Savol: S420MC materialining umumiy ekvivalentlari qanday?
Javob: ASTM A1011 HSLAS Gr. 60, DIN H420LA, JIS SPFH590, GB Q420B termomexanik qayta ishlanganda xuddi shunday yuqori{5}}kuchli xususiyatlarni taqdim etadi.
| 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 | |||||




