ASTM A240 Nau'in 420 ya ƙunshi ƙãra carbon don inganta kayan aikin injiniya. Aikace-aikace na yau da kullun sun haɗa da kayan aikin tiyata. SS 420 Plate ne mai tauri, martensitic bakin karfe wanda shine gyaran SS 410 Plate.
Mai kama da SS 410 Plate, yana ƙunshe da mafi ƙarancin 12% chromium, kawai isa ya ba da kaddarorin juriya na lalata. Akwai a cikin daban-daban bambancin abun ciki na carbon 420 bakin karfe farantin ya dace da zafi magani. Bakin Karfe 420 Plate yana da abun ciki na chromium na 13% wanda ke ba da ƙayyadaddun matakin kaddarorin juriya na lalata. Madaidaicin maki na Biritaniya akwai 420S29, 420S37, 420S45 Plate.
ASTM A240 Nau'in 420 Aikace-aikace:
Ana amfani da Alloy 420 don aikace-aikace iri-iri inda mai kyau lalata da tauri ya zama dole. Bai dace ba inda yanayin zafi ya wuce 800°F (427°C) saboda saurin tauri da asarar juriyar lalata.
Bawuloli na allura
Cuttery
Wuƙan wuƙa
Kayan aikin tiyata
Shear ruwan wukake
Almakashi
Kayan aikin hannu
Haɗin Sinadari (%)
|
C |
Mn |
Si |
P |
S |
Cr |
|
0.15 |
1.00 |
1.00 |
0.04 |
0.03 |
12.0-14.0 |
Kayayyakin Injini
|
Zazzabi (°C) |
Ƙarfin Tensile (MPa) |
Ƙarfin Haɓaka |
Tsawaitawa |
Hardness Brinell |
|
An rufe* |
655 |
345 |
25 |
241 max |
|
399°F (204°C) |
1600 |
1360 |
12 |
444 |
|
600°F (316°C) |
1580 |
1365 |
14 |
444 |
|
800°F (427°C) |
1620 |
1420 |
10 |
461 |
|
1000F (538°C) |
1305 |
1095 |
15 |
375 |
|
1099°F (593°C) |
1035 |
810 |
18 |
302 |
|
1202°F (650°C) |
895 |
680 |
20 |
262 |
|
* Kaddarorin tensile da aka rufe sune na yau da kullun don Yanayin A na ASTM A276; taurin annealed shine ƙayyadadden iyakar. |
||||
Abubuwan Jiki
|
Yawan yawa |
Thermal Conductivity |
Lantarki |
Modul na |
Coefficient na |
Takamaiman Zafi |
|
7750 |
24.9 a 212°F |
550 (nΩ.m) a 68°F |
200 GPA |
10.3 a 32 - 212 ° F |
460 a 32°F zuwa 212°F |
Daidai Maki
| USA / Kanada ASME-AISI | Bature | Tsarin UNS | Japan/JIS |
|
AIS420 |
DIN 2.4660 |
Saukewa: UNS42000 |
Farashin 420 |
Q1. Zan iya samun odar samfurin samfuran farantin bakin karfe?
A: Ee, muna maraba da samfurin samfurin don gwadawa da duba inganci. Samfurori masu gauraya ana karɓa.
Q2. Me game da lokacin jagora?
A: Samfurin yana buƙatar kwanaki 3-5;
Q3. Shin kuna da iyakacin MOQ don odar samfuran farantin bakin karfe?
A: Low MOQ, 1pcs don duba samfurin yana samuwa
Q4. Yaya kuke jigilar kaya kuma tsawon nawa ake ɗauka don isowa?
A: Yawancin lokaci yana ɗaukar kwanaki 3-5 don isa. Jirgin jirgin sama da jigilar ruwa kuma na zaɓi ne. Don samfuran jama'a, an fi son jigilar kayayyaki.
Q5. Shin yana da kyau a buga tambari na akan samfura?
A: iya. OEM da ODM suna samuwa a gare mu.
Q6: Yadda za a tabbatar da ingancin?
A: Ana ba da Takaddun Gwajin Mill tare da jigilar kaya. Idan an buƙata, Binciken Wani ɓangare na uku abin karɓa ne.





















