Ubwino Wabwino China 42CrMo4, 42CrMo, 4140 Alloy Seamless Steel Pipe
42 CrMo4, 42CrMo, 4140 chitoliro cha aloyi
GB muyezo: 42CrMo
Muyezo wa ASTM: 4140
Muyezo waku Europe: 42CrMo4
Muyezo waku Japan: SCM440(SCM4)
Mwachidule
Kugwiritsa ntchito
Amagwiritsidwa ntchito kwambiri popanga chitoliro chazitsulo zamakina apamwamba kwambiri
Chigawo cha Chemical
Gulu | C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
4140 | 0.38-0.43 | 0.15 ~ 0.35 | 0.75 ~ 1.00 | ≤0.040 | ≤0.030 | 0.80-1.10 | ≤0.030 | ≤0.030 | 0.15 ~ 0.25 |
Mechanical Property
Gulu | Kulimba kwamakokedwe | Zokolola Mphamvu | Elongation | Kuuma |
4140 | ≥1080 | ≥950 | ≥12 | ≤217HB |
Chofunikira Choyesa
Kuphatikiza pakuwonetsetsa kuti mankhwala amapangidwa ndi makina, kuyezetsa kwa hydrostatic kumachitika m'modzim'modzi, Kuyesa Kosasokoneza, Kusanthula Kwazinthu, Kapangidwe ka Zitsulo ndi Mayeso a Etching, Kuyesa kwa Flattening etc.
Kupereka Mphamvu
Mphamvu Yopereka: Matani 2000 pamwezi Pagulu la ASTM 4140 Alloy Steel Pipe
Kupaka
M'mitolo Ndipo M'bokosi Lamphamvu Lamatabwa
Kutumiza
7-14 masiku ngati katundu, 30-45 masiku kubala
Malipiro
30% depsoit, 70% L/C kapena B/L buku kapena 100% L/C pakuona
Tsatanetsatane wa Zamalonda
Boiler Tube
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M)-2012
ASME SA-213/SA-213M
ASTM A335/A335M-2018
Lembani uthenga wanu apa ndikutumiza kwa ife