MQTMn6 - GB 3180-1982

Grade	MQTMn6
Corresponding Standard	GB 3180-1982 Specification for medium manganese wear-resistant spheroidal iron castings
Classification	cast Iron

MQTMn6 Chemical Element Composition Content (%)

Component	Mn
Minimum Value	5.5
Maximum Value	6.5

MQTMn6 Mechanical Properties

diameter d mm	Hardness HBW	Impact Energy Absorption KV2 J	Bending Strength σ_w Mpa	Deflection f mm
d=30 (sand mold)	（HRC） ≥44	≥7.85	≥510	≥3
d=50 (metal mold)	≥44	≥7.85	≥392	≥2.5

MQTMn6 Corresponding Standards(Same grade name, different standards)

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