Q345B uglerod davri paneli
Q345B po'lat yumaloq bar - bu eng keng qo'llaniladigan po'latdan yasalgan po'latdan yasalgan po'latdan yasalgan po'latdan yasalgan po'lat strukturali po'latdan yasalgan strukturali po'latdan yasalgan strukturali po'lat Ishlash, sovuq shtamplashning ishlashi, payvandlanadigan ishlash va mashinaning ishlashi. Ko'priklar, transport vositalari, kemalar, binolar, bosimli idishlar va boshqalarga nisbatan keng qo'llaniladi, ya'ni 345 ga, ya'ni 345 ga teng.
Q345b dumaloq stokning kimyoviy tarkibi
|
C |
Mn |
Si |
P |
S |
V |
Nb |
Ti |
|
0,20 dan kam yoki unga teng |
1.00-1.60 |
0,55 dan kam yoki unga teng |
0,040 dan kam yoki unga teng |
0,040 dan kam yoki unga teng |
0.02-0.15 |
0.015-0.060 |
0.02-0.20 |
Q345b dumaloq metall bar mexanik mulki
|
Qalinligi / diametri (mm) |
Mustahkamlik chegarasi |
Kuch berish kuchi |
|
16 dan kam yoki teng |
470mpa-630MPA |
345mpa dan katta yoki teng |
|
>16- dan kam yoki unga teng |
325mpa dan katta yoki teng |
|
|
>35 - 50 dan kam yoki unga teng |
295MPA dan katta yoki teng |
|
|
>50 - 100 dan kam yoki unga teng |
275mpa dan katta yoki teng |
Odatda po'lat yumaloq bar toifasi, navi, o'lchamlari va standartlari
| Tili | Baholar | O'lchamlari | Standart |
| Uglerod tuzilishi po'lat | Q195, Q215, Q235, Q275 | 16mm-250mm | GB / T700-2006 |
| Past qotishma yuqori kuchli po'lat | Q295, Q345, Q390, Q420, Q460 | 16mm-250mm | GB / T1591-2008 |
| Bosh uglerod tuzilishi po'lat | 10 #, 20 #, 35 #, 45 #, 60 #, 20MN, B2, B2, B2, SH45, S45C, S45C, S45C, S45C, S45C, S45C | 16mm-250mm | GB / T699-1999 |
| Qotishma tuzilishi po'lat | 30mn2, 40mn2, 27simn, 42cmo, 20crmo, 20cro, 20cmnti, 20crmnti, 20crmnti, 20crmnti, soat 35crumo, 36mn2v, | 16mm-250mm | GB / T3077-1999 |
| Bahor po'lat | 65mn, 60si2mn, 50cva | 16mm-250mm | GB / T1222-84 |
| Po'lat | Gcr15, Gcr15GD, 55simov | 16mm-250mm | GB / T18254-2002 |
| - QONUNGI TUG'ILGAN TARTIBI | 20crmnti, 30crmnti, 40cr, 40cro, 42cra, 27simn, 40mn2, 40crnimo, 40crnima, 40mn2, 45mnv. | 16mm-250mm | GB / T5216-2004 |
| Neft quduqlari tarkibiy po'lat | 37mn5, 36mn2v | 16mm-250mm | Q / Lis248-2007 |
| Dengiz langar zanjiri po'lat | Cm490, sm690, m30MN2 | 16mm-250mm | Yb / T66-1987 |
| GB / T18669-2002 |
dumaloq barda po'lat zavodi Image
Gnee Group jamoasi surati
Gne Group mijozlarga tashrifi
Gne Group Indoneziya ko'rgazmasida ishtirok etdi
Bizda professional onlayn xizmat xodimlari bor. Agar sizda Q345B uglerod davri bariga savollaringiz bo'lsa, iltimos, biz bizga so'rov yuboring va biz sizga bir ish kunida javob beramiz.
Issiq teglar: Q345B uglerod davri, Xitoyning Q345B uglerod davra ishlab chiqaruvchilari, etkazib beruvchilar, zavod
