SPA-H weathering karfe m sashi, Corden Karfe farantin
1. Bayani mai sauƙi:
SPA-Hyanayi karfe, wanda kuma aka sani da ƙarfe mai juriya na yanayi, yana nufin nau'in ƙananan-gamikarfe mai ƙarfi
dauke da ƙananan ƙananan abubuwa masu haɗaka, ƙananan farashi, da kuma kyakkyawan juriya na lalata a cikin yanayi. Babban alloying
abubuwa sune Cu, P, Cr, Ni, Si, Mn, V, RE, da sauransu.
Kayayyakin lalata za su kasance a hankali a kan ƙasa don hana oxygen, ruwa da sauran kafofin watsa labarai masu lalata a cikin yanayi daga
kara lalata da substrate, don haka da cewa lalata kudi ne ƙwarai rage idan aka kwatanta da carbon karfe. . Saboda tsananin karfinsa da
m farashin, da samar farashin ne da yawa m fiye da bakin karfe. Matsayin zartarwa na SPA-H shine: JISG3125-2015.
2. Sinadarin Haɗin:
| Daraja | Haɗin Sinadari (%) | |||||||
| C | Si | Mn | P | S | Cu | Cr | Ni | |
| SPA-H | ≤0.12 | 0.2-0.75 | ≤0.60 | 0.07-0.15 | ≤0.035 | 0.25-0.55 | 0.30-1.25 | ≤0.65 |
| Q235NH | ≤0.13 | 0.1-0.4 | 0.2-0.6 | ≤0.030 | ≤0.030 | 0.25-0.55 | 0.4-0.8 | ≤0.65 |
| Q355NH | ≤0.16 | 0.5 | 0.5-1.5 | ≤0.030 | ≤0.030 | 0.25-0.55 | 0.4-0.8 | ≤0.65 |
| Q450NQR1 | ≤0.12 | 0.4 | 0.7-1.5 | ≤0.02 | ≤0.08 | 0.25-0.45 | 0.4-0.9 | 0.05-0.4 |
3. Kayayyakin Injini
| Daraja | Kayan Injiniya | ||
| Ƙarfin Haɓaka (N/mm2)/(Mpa) | Ƙarfin Tensile (N/mm2)/(Mpa) | Tsawaitawa (%) | |
| SPA-H | 355 | 490 | ≥22 |
| Q235NH | ≥235 | 360-510 | ≥23 |
| Q355NH | 355 | 490-630 | ≥20 |
| Q450NQR1 | 345 | 470-630 | ≥21 |
4. Aikace-aikace:
1) SPA-H karfe ne na yanayi don sarrafa akwati, yankan da walda. Ana amfani da SPA-H musamman don kwantena na jirgi,
gadoji na karfe, jiragen ruwa da tankuna don hana lalata yanayi.
2) SPA-H weathering karfe ne yafi amfani don kera kwantena. Masana'antar sufurin kwantena tana da tarihin fiye da haka
Shekaru 50 a duniya. Shekaru 30 da suka gabata, jigilar kwantena na ƙasata har yanzu babu kowa. Tun bayan gyara da bude kofa, kasata ta
gina tashar jiragen ruwa da jigilar kwantena sun ci gaba da bunkasa. Musamman a cikin 'yan shekarun nan, al'ummomin duniya sun fuskanci
halin da ake ciki “kwantena ɗaya yana da wuyar samu.
5. Ka'idar juriyar lalata:
Lokacin da karfe yana fuskantar hasken rana da iska, juriyar lalatarsa yana da mahimmanci musamman. Bayan an ƙara phosphorus, jan karfe, chromium.
nickel da sauran abubuwan ganowa zuwa karfe, za a samar da fim mai ƙarfi da ƙarfi a saman kayan jan ƙarfe, wanda
zai iya taka wata rawar kariya.
6. Hoto:
7. Bayarwa da Loading Kwantena:
8. Kunshin:
9. Matsayi mai alaƙa (Karfe Plate):
B480GNQR, Q450NQR1, 09CuPCrNi-A, SPA-H, Q550NQR1, 09CUP, COR-TEN, cortenA, corten-B; 05CuPCrNi B450NQ B800
Q235NH,Q295NH,Q295GNHJ,Q295GNH,Q345GNHJ,Q345GNHLJ,Q345GNH,Q310GNHJ,Q310GNHLJ,Q310GNHLJ,Q35NH,Q35NH
集装箱板Q295GNHJ,Q345GNHLJ,Q345GNHJ;
焊接结构用耐候钢 16CuCr、12MnCuCr、15MnCuCr、15MnCuCr—QT；16MnR(HIC),08Cu,16MnCu,St34,5MnCu,St34-3 , Cor-TenB,
10CrMoAL, 16CuCr, 12MnCuCr, 15MnCuCr, 15MnCuCr-QT, 09CuPCrNi, SMA400(AW, BW,CW),A588,A570, SMA400(AP,BP,CP),(AW,BWB),SMA490
SMA490(AP, BP, CP), SMA570W, SMA570P, Fe235W, Fe355W, WR50B, WR50C, Q345R(HIC),Q235NH(16CuCr), Q275NH
Q460NH,15MnCuCr-QT.
