QT550-5 - GB /T 1348-2019

Grade	QT550-5
Corresponding Standard	GB /T 1348-2019 Spheroidal Graphite Iron Castings
Classification	cast Iron

QT550-5 Mechanical Properties

Thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤30	≥550	≥350	≥5
30＜t≤60	≥520	≥330	≥4
60＜t≤200	≥500	≥320	≥3

QT550-5 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!