NM400 / NM 450 eyi iguzogide ígwè efere
NM450 bụ nnukwu ike eyi efere.
Ịkpọ aha: N bụ maka nguzogide (nai), M bụ mkpụrụedemede pinyin nke mbụ nke mkpụrụedemede China abụọ maka egweri (mo),
na 450 na-anọchi anya nkezi Brinell siri ike nke efere ígwè a
Ọgwụgwọ okpomọkụ: iwe ọkụ dị elu, quenching + tempering (quenching and tempering)
Ngwa: NM450 eyi na-eguzogide ígwè efere na ọtụtụ-eji na Ngwuputa ígwè, coal Ngwuputa ígwè,
igwe nchekwa gburugburu ebe obibi, igwe ihe owuwu, wdg, ma na-ejikarị ike dị elu
structural ígwè na ike mkpụrụ ≥850MPa.
Arụ ọrụ: Ọ bụ tumadi inye nchebe na oge ma ọ bụ akụkụ ndị dị mkpa iyi eguzogide, nke mere na ndụ nke
ngwá ọrụ ahụ dị ogologo, oge nkwụsị nke mmezi na-ebelata, na ntinye ego nke isi obodo
bụ n'ụzọ kwekọrọ ekwekọ belata.
Arụmọrụ: Mkpụrụ ahụ karịrị 950, na ike ike bụ 1180.
NM450 dabara na ụkpụrụ na akara nke mba ofesi JFE:NK-EH450/HARDOX450/DILLDUR:450V
Ngwakọta kemịkalụ:
| Ọkwa | Ihe mejupụtara kemịkalụ (Max %) | ||||||||||
| C | Si | Mn | P | S | Cr | Ni | Mo | Ti | B | Als | |
| ≤ | Oke | ＞ | |||||||||
| NM300 | 0.23 | 0.7 | 1.6 | 0.025 | 0.015 | 0.7 | 0.5 | 0.4 | 0.05 | 0.0005-0.006 | 0.01 |
| NM360 | 0.25 | 0.7 | 1.6 | 0.025 | 0.015 | 0.8 | 0.5 | 0.5 | 0.05 | 0.0005-0.006 | 0.01 |
| NM400 | 0.3 | 0.7 | 1.6 | 0.025 | 0.01 | 1 | 0.7 | 0.5 | 0.05 | 0.0005-0.006 | 0.01 |
| NM450 | 0.35 | 0.7 | 1.7 | 0.025 | 0.01 | 1.1 | 0.8 | 0.55 | 0.05 | 0.0005-0.006 | 0.01 |
| NM500 | 0.38 | 0.7 | 1.7 | 0.02 | 0.01 | 1.2 | 1 | 0.65 | 0.05 | 0.0005-0.006 | 0.01 |
| NM550 | 0.38 | 0.7 | 1.7 | 0.02 | 0.01 | 1.2 | 1 | 0.7 | 0.05 | 0.0005-0.006 | 0.01 |
| NM600 | 0.45 | 0.7 | 1.9 | 0.02 | 0.01 | 1.5 | 1 | 0.8 | 0.05 | 0.0005-0.006 | 0.01 |
Ngwongwo igwe:
| Ọkwa | Ọkpụrụkpụ mm | Ike Yeild min Mpa | Ike ọdụdọ min Mpa | Mgbatị(%) | mmetụta -20° KV2/J | HBW |
| NM300 | ≤80 | ≥800 | ≥1000 | ≥14 | ≥24 | 270-330 |
| NM360 | ≤80 | ≥800 | ≥1100 | ≥12 | ≥24 | 330-390 |
| NM400 | ≤80 | ≥800 | ≥1200 | ≥10 | ≥24 | 370-430 |
| NM450 | ≤80 | ≥800 | ≥1250 | ≥7 | ≥24 | 420-480 |
| NM500 | ≤70 | ~ | ~ | ~ | ~ | ≥470 |
| NM550 | ≤70 | ~ | ~ | ~ | ~ | ≥530 |
| NM600 | ≤60 | ~ | ~ | ~ | ~ | ≥570 |
Foto mmepụta:
Mbukota na ibu:
Ngwa isi:
1) Mwube ígwè na akụrụngwa: loader, bulldozer, excavator, ịwụ efere, akụkụ nsọtụ efere,
efere ala ịwụ, agụba, na efere sill.
2) Nbudata ma na-ebutu igwe na akụrụngwa: na-ebutu efere igwe ihe igwe, efere lining hopper, grab agụba efere,
ọkara-sized akpaka mkpọpu gwongworo tipping efere
3) Igwe na-ewu ihe na akụrụngwa: efere eze nke ciment pusher, efere lining nke ihe igwekota, lining efere nke
ngwakọta ala, efere lining nke uzuzu uzuzu
4) Metallurgical igwe na akụrụngwa: ígwè ore sintering ebufe ikiaka, ígwè ore sintering igwe lining,
ihe mkpuchi scraper
5) Ngwuputa igwe na akụrụngwa: ore, nkume crusher lining, agụba.
6) Ngwá ọrụ ndị ọzọ na-arụ ọrụ: igwe igwe igwe, agụba, akụkụ na-eguzogide ọgwụ nke igwe ọdụ ụgbọ mmiri dị iche iche
7) Thermal ike akụrụngwa: coal igwe igwe lining efere, coal hopper, coal nkesa ọkpọkọ, coal nkesa nkesa
grid, coal na-ebupụ akụrụngwa lining plate
8) Igwe na-agba agba agba agba na akụrụngwa: igwe na-agba agba agba agba
