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nkọwa
Ngwá ọrụ D3 bụ igwe arụ ọrụ oyi bụ nke ọkọlọtọ ASTM A681-1999 Steel Grade. D3 Special Steel China Supplier and factory Otai Special Steel Supply D3 Ngwá Ọrụ Nchara na Round Bar, Plate, Flat Bar, Square, Forging Ring na ndị ọzọ ụdị ọ bụla. Na-enye ịcha, ịwa osisi, igwe igwe, nhazi igwe.
ngwa:
N'ozuzu, ngwa nke D3 ngwá ọrụ ígwè yiri nke D2 ma e kwesịrị icheta na D3 nwere mma iyi nguzogide nke abụọ steels.
na a na-ahọrọ maka ihe ndị dị ka akwa akwa. N'ihi nguzogide iyi ya dị elu, igwe igwe D3 siri ike sie ike karịa D2.
Mejupụtara
| C | Mn | Si | Cr | V |
| 2.15 | 0.40 | 0.40 | 12.25 | 0.25 |
nkọwa:
Njirimara igwe nke D3 Cold Work Steel
| Njirimara Mechanical | ||
| Properties | Metric | Imperial |
| Mmetụta Izod enweghị atụ | 28.0 J | 20.7 ụkwụ-lb |
| Onu ogugu Poisson | 0.27-0.30 | 0.27-0.30 |
| Mgbanwe modul | 190-210 GPA | 27557-30457 ksi |
Njirimara ahụ
| Properties | Metric | Imperial |
| njupụta | 7.7 x 1000 n'arọ / m3 | 0.278 lb / n'ime 3 |
| agbaze ebe | 1421 ° C | 2590 F F |
Na-ewe iwe: Iwe ozugbo emenyụchara. Jide na okpomọkụ maka 1 hour kwa inch (25.4 mm) nke ọkpụrụkpụ, awa 2 kacha nta, wee mee ka ikuku dị jụụ ruo okpomọkụ.
Maka oke nguzogide iyi, iwe n'etiti 300-350°F (149-177°C) maka ike nke 62-63 HRC. Maka nguzozi kachasị mma n'etiti nguzogide iyi na ike siri ike, iwe dị n'etiti 450-500°F (232-260°C). Nke a ga-emepụta 58-60 HRC.
Iji belata nrụgide dị n'ime n'ime akụkụ obe karịrị 6 sentimita (152.4 mm) yana iji kwalite nkwụsi ike na ngwaọrụ ndị ga-abụ EDM'd mgbe ọgwụgwọ okpomọkụ gasịrị, a na-atụ aro oge itinye oge nke 4 ruo 6 awa na okpomọkụ okpomọkụ.
Advantage:
1. Akwa mkpuchi mkpuchi
2. High hardening
3. Sonyere nchara ledeburite
| item | Dimension (mm) | usoro | Ọnọdụ nnyefe |
| Waya Rod | DIA 5.5-13 | Agbanyela Ọkụ | Black elu & Mgbakwunye |
