[Kwafi] 20 # bututu mara nauyi
Kewayon Aikace-aikacen
Irin wannan bututun da ake amfani da shi don jigilar mai, iskar gas, iskar gas, ruwa, da wasu abubuwa masu ƙarfi
Babban Daraja
Grade na high quality-carbon tsarin karfe: 20g, 20mng, 25mng
Grade na gami tsarin steel15mog,20mog,12crmog,15crmog,12cr2mog,12crmovg,12cr3movsitib, da dai sauransu
Grade na tsatsa-resistant zafi-resistant steel1cr18ni9 1cr18ni11nb
Abubuwan Sinadari
Daraja | Sinadarin % | ||||||||||||||
| C | Si | Mn | Cr | Mo | V | Ti | B | Ni | Cu | Nb | N | W | P | S |
20# | 0.17- | 0.17- | 0.35- | ≤ | - | - | - | - | ≤ | ≤ | - | - | - | ≤ | ≤ |
Kayan Injiniya
Daraja | Kayan Injiniya | ||||
| Tashin hankali | yawa | Tsawa | Tasiri (J) | Hannun hannu |
20# | 410- | ≥ | ≥20% | - | - |
Bukatar Gwaji
Baya ga tabbatar da abun da ke tattare da sinadarai da kaddarorin injina, ana yin gwaje-gwajen hydrostatic daya bayan daya, kuma ana yin gwaje-gwajen flaring da flattening. . Bugu da ƙari, akwai wasu buƙatu don ƙananan ƙwayoyin cuta, girman hatsi, da decarburization Layer na bututun ƙarfe da aka gama.
Amfani
1. Lokacin bayarwa: Manyan kaya tabbatar da mafi ƙarancin lokacin bayarwa, galibi kwanaki 5-7.
2. Cost management: Resources a hannun da kuma sararin gwaninta na kudin management bari mu iya samar da mafi dacewa albarkatun tushe a kan abokin ciniki ta bukatun.
3. Manyan albarkatun niƙa: Zai iya ba da cikakken saiti takardar shaidar da takaddun cancanta don tabbatar da inganci mai inganci da goyan baya ga m.
4. Tsananin tsarin QC: Cikakken dubawa a kan layi, cikakken gwaji da rahoto, dubawa na ɓangare na uku
5.Bayan sabis: duk samfuran da aka gano, lissafin abokin ciniki zuwa tushen