DNV grade D steel plate is a kind of hot rolled general tensile strength steel. All the DNV/D shipbuilding Steel plate offered by KUNFENG Industry can be certificated by Det Norske Veritas (DNV).
Cone crusher crushing wall suitable for crushing hard and medium hard ore and rock, such as iron ore, limestone, copper ore, quartz, granite, sandstone, etc.
ASTM 4130 Steel round bar is a kind of structural alloy steel round bar under ASTM A29/A29M-04 standard. Equivalent material for ASTM4130 is 30CrMo(China), SCM430(SCM2)(Japanese), 34CrMo4(1.7220)(Germany).
According to the properties, GB/T 3077 20SiMn2MoV is mainly used for components with long working time at low temperature, heavy load, big section work conditions.
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