EAF/LF uchun UHP grafit elektrodi
Xususiyat
1. Qarshilik pastroq bo'lib, kattaroq oqim zichligiga imkon beradi
2.Kichikroq chiziqli kengayish koeffitsienti
3.Excellent termal zarba qarshiligi.
4.Yaxshi elektr o'tkazuvchanligi
5.Yuqori haroratga chidamlilik va yaxshi barqarorlik
6. Yaxshi kimyoviy barqarorlik
ilova
(1) EAF/LF da po'lat ishlab chiqarish uchun
Grafit elektrod asosan po'lat eritish uchun elektr boshq o'choqlarida ishlatiladi.EAFda grafit elektrod ishlayotganda, oqim grafit elektrod tomonidan o'choqqa kiritiladi va elektrod uchi va eritish uchun o'choq zaryadi o'rtasida elektr yoyi tomonidan hosil bo'ladigan issiqlik manbai bo'ladi.
(2) Suv ostidagi kamon pechida metall kremniy va sariq fosfor ishlab chiqarish uchun
Katta o'lchamli (masalan, 700 mm-1400 mm) ba'zi uglerod elektrodlari suv ostidagi kamon pechida metall kremniy va sariq fosfor ishlab chiqarish uchun ishlatiladi.Uglerod elektrodining pastki qismi zaryadga ko'milgan, zaryad qatlamida yoy hosil qiladi, material zaryadning qarshiligi natijasida hosil bo'lgan issiqlik energiyasi bilan eritiladi.Masalan, 1 tonna metall kremniy uchun taxminan 100 kg grafit elektrod sarflanadi.
(3) Elektr pechida korund ishlab chiqarish uchun
(4) Maxsus shakldagi grafit mahsulotlarini qayta ishlash uchun ishlatiladi
Grafit elektrodining blankasi turli xil maxsus shakldagi grafit mahsulotlarini qayta ishlash uchun ham ishlatiladi
Grafit elektrodlarini ishlab chiqarish jarayonlari
UHP grafit elektrodining kimyoviy va fizik indekslari
Element | Birlik | HP | |
ph200-ph700mm | |||
Qarshilik | Elektrod | mkm | 5.8-6.6 |
Nipel | 3,5-4,0 | ||
Yorilish moduli | Elektrod | Mpa | 10,0-13,0 |
Nipel | 20,0-23,0 | ||
Young moduli | Elektrod | Gpa | 8,0-12,0 |
Nipel | 14,0-16,0 | ||
Ommaviy zichlik | Elektrod | g/sm3 | 1,64-1,68 |
Nipel | 1,75-1,80 | ||
CTE (100-600 ℃) | Elektrod | 10-6/℃ | 1,6-1,9 |
Nipel | 1.1-1.4 | ||
Ash | % | 0.3 |
Grafit elektrodning oqim o'tkazish qobiliyati
Nominal diametri | RP | HP | UHP | ||||
Millimetr | dyuym | Oqim o'tkazish quvvati | Joriy zichlik | Oqim o'tkazish quvvati | Joriy zichlik | Oqim o'tkazish quvvati | Joriy zichlik |
mm | dyuym | A | A/sm2 | A | A/sm2 | A | A/sm2 |
75 | 3'' | 1000-1400 | 22-31 |
|
| ||
100 | 4'' | 1500-2400 | 19-30 | ||||
130 | 5'' | 2200-3400 | 17-26 | ||||
150 | 6'' | 3000-4500 | 16-25 | ||||
200 | 8'' | 5000-6900 | 15-21 | 5500-6900 | 18-25 | ||
250 | 10'' | 7000-10000 | 14-20 | 6500-10000 | 18-25 | 8100-12200 | 20-30 |
300 | 12'' | 10000-13000 | 14-18 | 13000-17400 | 17-24 | 15000-22000 | 20-30 |
350 | 14'' | 13500-18000 | 14-18 | 17400-24000 | 17-24 | 20000-30000 | 20-30 |
400 | 16'' | 18000-23500 | 14-18 | 21000-31000 | 16-24 | 25000-40000 | 19-30 |
450 | 18'' | 22000-27000 | 13-17 | 25000-40000 | 15-24 | 32000-45000 | 19-27 |
500 | 20'' | 25000-32000 | 13-16 | 30000-48000 | 15-24 | 38000-55000 | 18-27 |
550 | 22'' | 28000-34000 | 12-14 | 34000-53000 | 14-22 | 45000-65000 | 18-27 |
600 | 24'' | 30000-36000 | 11-13 | 38000-58000 | 13-21 | 50000-75000 | 18-26 |
650 | 26'' | 32000-39000 | 10-12 | 41000-65000 | 12-20 | 60000-85000 | 18-25 |
700 | 28'' | 34000-42000 | 9,0-11 | 45000-72000 | 12-19 | 70000-120000 | 18-30 |
4TPI nipel va rozetkaning o'lchamlari
Nominal diametri | Nipel turi | Nipel o'lchamlari (mm) | Soket o'lchamlari | Ip | |||||
mm | dyuym | D | L | d2 | l
| d1 | H | mm | |
Og'ish (-0,5-0) | Og'ish (-1-0) | Og'ish (-5-0) | Og'ish (0-0,5) | Og'ish (0-7) | |||||
200 | 8'' | 122T4N | 122.24 | 177,80 | 80 | <7 | 115,92 | 94,90 | 6.35 |
250 | 10'' | 152T4N | 152.40 | 190.50 | 108.00 | 146.08 | 101.30 | ||
300 | 12'' | 177T4N | 177,80 | 215,90 | 129.20 | 171.48 | 114.00 | ||
350 | 14'' | 203T4N | 203.20 | 254.00 | 148.20 | 196.88 | 133.00 | ||
400 | 16'' | 222T4N | 222.25 | 304.80 | 158,80 | 215,93 | 158.40 | ||
400 | 16'' | 222T4L | 222.25 | 355,60 | 150.00 | 215,93 | 183.80 | ||
450 | 18'' | 241T4N | 241.30 | 304.80 | 177,90 | 234.98 | 158.40 | ||
450 | 18'' | 241T4L | 241.30 | 355,60 | 169.42 | 234.98 | 183.80 | ||
500 | 20'' | 269T4N | 269,88 | 355,60 | 198.00 | 263.56 | 183.80 | ||
500 | 20'' | 269T4L | 269,88 | 457.20 | 181.08 | 263.56 | 234.60 | ||
550 | 22'' | 298T4N | 298.45 | 355,60 | 226.58 | 292.13 | 183.80 | ||
550 | 22'' | 298T4L | 298.45 | 457.20 | 209.65 | 292.13 | 234.60 | ||
600 | 24'' | 317T4N | 317.5 | 355,60 | 245.63 | 311.18 | 183.80 | ||
600 | 24'' | 317T4L | 317.5 | 457.20 | 228,70 | 311.18 | 234.60 | ||
650 | 26'' | 355T4N | 355,60 | 457.20 | 266,79 | 349.28 | 234.60 | ||
650 | 26'' | 355T4L | 355,60 | 558,80 | 249,86 | 349.28 | 285.40 | ||
700 | 28'' | 374T4N | 374,65 | 457.20 | 285,84 | 368.33 | 234.60 | ||
700 | 28'' | 374T4L | 374,65 | 558,80 | 268,91 | 368.33 | 285.40 | ||
750 | 30'' | 406T4N | 406.4 | 584.20 | 296.42 | 400.08 | 298.10 | ||
750 | 30'' | 406T4L | 406.4 | 609,60 | 292.19 | 400.08 | 310.80 | ||
800 | 32'' | 431T4N | 431,8 | 635.00 | 313.36 | 425.48 | 325,50 | ||
800 | 32'' | 431T4L | 431,8 | 685,80 | 304.89 | 425.48 | 348,90 |
3TPI nipel va rozetkaning o'lchamlari
Nominal diametri | Nipel turi | Nipel o'lchamlari (mm) | Soket o'lchamlari | Ip | |||||
mm | dyuym | D | L | d2 | l
| d1 | H | mm | |
Og'ish (-0,5-0) | Og'ish (-1-0) | Og'ish (-5-0) | Og'ish (0-0,5) | Og'ish (0-7) | |||||
250 | 10'' | 155T3N | 155,57 | 220.00 | 103.80 | <7 | 147.14 | 116.00 | 6.35 |
300 | 12'' | 177T3N | 177.16 | 270,90 | 116,90 | 168,73 | 141.50 | ||
350 | 14'' | 215T3N | 215,90 | 304.80 | 150.00 | 207.47 | 158.40 | ||
400 | 16'' | 215T3L | 215,90 | 304.80 | 150.00 | 207.47 | 158.40 | ||
400 | 16'' | 241T3N | 241.30 | 338,70 | 169,80 | 232.87 | 175.30 | ||
450 | 18'' | 241T3L | 241.30 | 338,70 | 169,80 | 232.87 | 175.30 | ||
450 | 18'' | 273T3N | 273.05 | 355,60 | 198,70 | 264.62 | 183.80 | ||
500 | 20'' | 273T3L | 273.05 | 355,60 | 198,70 | 264.62 | 183.80 | ||
500 | 20'' | 298T3N | 298.45 | 372,60 | 221.30 | 290.02 | 192.20 | ||
550 | 22'' | 298T3N | 298.45 | 372,60 | 221.30 | 290.02 | 192.20 |
3TPI mavzu tafsilotlari
4TPI mavzu tafsilotlari
Momentga havola
Diametri | mm | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | 700 |
dyuym | 10'' | 12 | 14 | 16 | 18 | 20 | 22 | 24 | 26 | 28 | |
Moment (Nm) | 400-450 | 500-650 | 700-950 | 850-1150 | 1050-1400 | 1300-1700 | 1850-2400 | 2300-3000 | 3900-4300 | 4400-5200 |