TEL: 0635-8672456
Contact us
TEL: 0635-8672456
E-MAIL: service@0769fy.com

Q345B precision seamless steel tubes

Q345B precision seamless steel tubes

Product description:
high dimension precision, high precision steel pipe, pipe surface finish, steel after heat treatment, surface oxide-free, tube flaring, flattening crack-free, cold bending deformation, and able to withstand high pressure, can do a variety of complex deformation and mechanical processing.

precision steel tube main production steel grade: 10, 20, 35, 45, 40cr, 42crmo, such as
by consensus, could also supply other grades of precision seamless steel tubes.
main production base: Chengdu, Tianjin, Hebei, Shandong, Jiangsu, and so on. Chemical composition of
:
grades chemical composition ≤ 0.035

200.17-0.230.17-0.370.35-0.65 ≤%
CSiMnSPCr
100.07-0.130.17-0.370.35-0.65 ≤ 0.035 0.035 0.035 or less

35 0.32-0.39 0.17-0.37 0.35-0.65 ≤0.035 ≤0.035

45 0.42-0.50 0.17-0.37 0.50-0.80 ≤0.035 ≤0.035

40Cr 0.37-0.44 0.17-0.37 0.50-0.80 ≤0.035 ≤0.035 0.08-1.10
25Mn 0.22-0.29 0.17-0.37 0.70-1.00 ≤ ≤ 0.035 0.035 ≤ ≤ ≤ 0.020 0.015 0.25
37Mn5 0.30-0.39 0.15-0.30 1.20-1.50

precision steel chemical composition of carbon c, SI-Si, Mn-Mn, chromium Cr, s s, p p.
 

 

BACK

Copyright 0769fy.com, All rights reserved  E-mail: service@0769fy.com