439 igwe anaghị agba nchara
Nkọwa dị mkpirikpi:
| Nkọwa nkeeriri igwe anaghị agba nchara: |
Nkọwapụta:ASTM A240 / ASME SA240
Ọkwa:430, 439, 441, 444
Obosara8-600 mm
Ọkpụrụkpụ:0.03-3 mm
Teknụzụ:Na-ekpo ọkụ na-ekpo ọkụ, oyi na-atụ
Isi ike:dị nro, 1/4H, 1/2H, FH
Mmecha elu:2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, ntutu akara, ájá gbawara, ahịhịa, SATIN (Met na Plastic mkpuchi) wdg.
Akụrụngwa:POSCO, Acerinox, Thyssenkrup, Baosteel, TISCO, Arcelor Mittal, Saky Steel, Outokumpu
Ụdị:Ihe mkpuchi, foils, Rolls, Strip, Flat, wdg.
| Steel igwe anaghị agba nchara 430, 439, 441, 444 strainless grades: |
| Ọkọlọtọ | Ọrụ NR. | UNS | JIS | EN |
| SS 430 | 1.4016 | S43000 | Sus 430 | |
| SS 439 | 1.4510 | S43035 | Sus 439 | |
| SS 441 | 1.4509 | S44100 | SUS 44100 | X2CrTiNb18 |
| SS 347/347H ibe kemịkalụ mejupụtara kemịkalụ na akụrụngwa: |
| Ọkwa | C | Mn | Si | P | S | Cr | N | Ni | Mo |
| SS 430 | 0.12 kacha | 1.0 kacha | 1.0 kacha | 0.040 kacha | 0.030 kacha | 16.00 - 18.00 | - | 0.75 kacha | |
| SS 439 | 0.030 kacha | 1.0 kacha | 1.0 kacha | 0.040 kacha | 0.030 kacha | 17.00 - 19.00 | 0.030 kacha | 0.50 kacha | |
| SS 444 | 0.025 kacha | 1.0 kacha | 1.0 kacha | 0.040 kacha | 0.030 kacha | 17.5-19.5 | 0.035 kacha | 1.0 kacha | 1.75 - 2.50 |
| Njirimara arụrụ arụ SS 430/439/441: |
| Ihe | Njupụta | Ike ọdụdọ MPa Min | Ike Mpụta (0.2% kwụsịrị) MPa Min | Mgbatị n'ime 2 inch ma ọ bụ 50mm min,% | Isi ike max rockwell B |
| SS 430 | 7.8g/cm3 | 450 | 205 | 22 | 89 |
| SS 439 | 7.8g/cm3 | 415 | 205 | 22 | 89 |
| SS 441 | - | 310 | - |
| Ihe kpatara ịhọrọ anyị: |
1. Ị nwere ike nweta ihe zuru oke dịka ihe ị chọrọ na ọ dịkarịa ala ọnụahịa.
2. Anyị na-enyekwa Reworks, FOB, CFR, CIF, na ọnụ ụzọ nnyefe ọnụ ụzọ. Anyị na-atụ aro ka ịme azụmahịa maka mbupu nke ga-adị oke ọnụ ahịa.
3. Ihe anyị na-enye bụ nkwenye kpamkpam, site na akwụkwọ nyocha nke akụrụngwa ruo na nkwupụta akụkụ ikpeazụ. (Akụkọ ga-egosi na achọrọ)
4. e kwere nkwa inye nzaghachi n'ime awa 24 (na-abụkarị n'otu elekere)
5. Ị nwere ike nweta ngwaahịa ọzọ, igwe ihe nnyefe na ibelata n'ichepụta oge.
6. Anyị raara onwe anyị nye ndị ahịa anyị kpamkpam. Ọ bụrụ na ọ gaghị ekwe omume imezu ihe ị chọrọ mgbe ị nyochachara nhọrọ niile, anyị agaghị eduhie gị site n'ịkwe nkwa ụgha nke ga-eme ka ndị ahịa nwee mmekọrịta dị mma.
| Nkwenye ịdịmma nke SAKY STEEL (gụnyere ma nke na-emebi emebi na nke anaghị emebi emebi): |
1. Nleba anya akụkụ
2. Mechanical nyochaa dị ka tensile, elongation na mbenata nke ebe.
3. Mmetụta mmetụta
4. Nyocha nyocha nke kemịkalụ
5. Nnwale ike ike
6. Nnwale nchedo pitting
7. Nnwale penetrant
8. Nnwale corrosion intergranular
9. Nnwale siri ike
10. Metallography nnwale nnwale
| Nkwakọ ngwaahịa SAKY STEEL: |
1. Nkwakọ ngwaahịa dị ezigbo mkpa karịsịa n'ihe gbasara mbupu mba ofesi nke mbupu na-agafe na ọwa dị iche iche iji ruo ebe kachasị elu, yabụ anyị na-etinye nchegbu pụrụ iche gbasara nkwakọ ngwaahịa.
2. Saky Steel's mkpọ ngwongwo anyị n'ọtụtụ ụzọ dabere na ngwaahịa. Anyị na-akwakọ ngwaahịa anyị n'ọtụtụ ụzọ, dị ka,
Ngwa:
1. Ụgbọ ala
2. Ngwa eletriki
3. Ụgbọ okporo ígwè
4. Eletrọnịkị nkenke
5. Ike anyanwụ
6. Ụlọ na ihe ndozi
7. Akpa
8. Elevator
9. Ngwa kichin
10. Ụgbọ mmiri
