Bututun ƙarfe mara ƙarfi don hakar kwal- GB/T 17396-2009
Daidaito:GB/T 17396-2009 | Maganin zafi: zafin jiki |
Rukuni mai daraja: 20, 35, 45, da dai sauransu | Diamita na waje (Zagaye): 10 - 1000 mm |
Siffar Sashe: Zagaye | Aikace-aikace: bututu maras kyau don kayan aikin hydraulic |
Wurin Asalin: China | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
Kauri: 1 - 100 mm | Fasaha: Hot Rolled |
Tsawon: Kafaffen Tsawon Ko Tsawon Random | Bututu na Musamman: Bututun bango mai kauri |
Takaddun shaida: ISO9001:2008 | Amfani: bututu mara nauyi don kayan aikin hydraulic |
Alloy Ko Ba: Alloy | Gwaji:NDT |
An fi amfani da bututun ƙarfe mara ƙarfi don ma'adinan kwal don kera bututu maras kyau don kayan aikin ruwa a ma'adinan kwal.
Matsayin ƙarfe mai inganci mai inganci: 20#,35#
C | Si | Mn | Nb | RE | Cr | Ni | Cu | Mo | P | S | |
20 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 一 | 一 | <0. 25 | <0. 25 | <0. 20 | 一 | <0. 035 | <0. 035 |
35 | 0.32-0.39 | 0.17-0. 37 | 0.50一0.8 | 一 | 一 | <0. 25 | <0. 25 | <0. 20 | 一 | <0. 035 | <0. 035 |
45 | 0.42-0.50 | 0.17 一0. 37 | 0.50 一0.8 | 一 | 一 | <0. 25 | WO. 25 | WO. 20 | 一 | <0. 035 | <0. 035 |
27 Simn | 0.24-0.32 | 1.10 一1.4 | 1.10 一1.4 | 一 | 一 | W0. 30 | <0.30 | <0. 20 | <0.15 | <0. 035 | <0. 035 |
30MnNbREa | 0.27-0.36 | 0.20一0. 60 | 1.20 一1. 60 | 0.020 一0. 050 | 0.02一0. 04 | <0.30 | <0.30 | <0. 20 | <0.15 | <0. 035 | <0. 035 |
a An ƙididdige abun ciki na re azaman 0.02% ~ 0.04% da aka ƙara zuwa narkakken ƙarfe. |
Kayan Injiniya | |||||||
Daraja | Ƙarfin ƙarfi | yawa | Tsayawa bayan karaya | Rage yanki | Ƙarfin shayarwar Shok (KV2)/J | ||
Rm/MPa | MPa | A/% | Z/% | ||||
Karfe bututu bango kauri / mm | |||||||
<16 | > 16 ~ 30 | >30 | |||||
babu kasa | |||||||
20 | 410 | 245 | 235 | 225 | 20 | - | |
35 | 510 | 305 | 295 | 285 | 17 | - | - |
45 | 590 | 335 | 325 | 315 | 14 | - | - |
27 Simn | 980 | 835 | 12 | 40 | 39 | ||
30MnNbRE | 850 | 720 | 13 | 45 | 48 |
Baya ga tabbatar da abubuwan da ke tattare da sinadarai da kaddarorin injina, bututun karfe da aka yi birgima kai tsaye tare da ingot zai kasance ƙarƙashin binciken ƙarancin iko.
Ikon samarwa: Ton 2000 a kowane wata kowane Grade na bututun ƙarfe mara ƙarfi don hakar kwal.
A cikin daure da A cikin Akwatin katako mai ƙarfi
7-14 kwanaki idan a stock, 30-45 kwanaki don samar
30% depsoit, 70% L/C ko B/L kwafin ko 100% L/C a gani
Ku rubuta sakonku anan ku aiko mana