Materials

Metal Materials for Part Fabrication

When selecting the right materials for your next sheet metal or CNC machining project, it’s important to review the physical properties and available surface finishing to ensure a good fit. See the table below for an introduction to the commonly used metal materials in our China sheet metal manufacturing facility.

MaterialSurface finishYield (MPA)Tensile (MPA)HardnessGB standardSheet MetalCNC Turning
Powder coatingE-CoatingZinc platingAnodizedPassivation
Cold Rolled Steel (CRS)
 SPCC   ≥210≥350HB 65 - 80JIS G3141-2009 
 SAPH440   ≥305≥440HB 80 ±30Q/BQB 310-2009 
 Hot Rolled Steel
 #20   ≥245≥410≥143GB/20CrNiMo 
 Q235   ≥235375 – 500HB 120 ±40GB/T 700-2006  
 Q345   ≥345490 – 675HB 120 ±40GB/T 1591-2008  
Spring Steel
 65Mn  ≥785≥980HB 190 – 340GT/T 1222-2007 
Aluminum
 AL1060  ≥35≥75HB 26 ±5GB/T 3190-2008 
 AL5052 H32  ≥70210 – 260HV 11 ±2GB/T 3190-2008 
 AL6061 T6  ≥276≥260HV 15 – 18GB/T 3190-2008  
 AL6063 T5  ≥170≥250HB 25 ±5GB/T 3190-2008 
 AL7075 T6  ≥503≥572HB 150 ±5GB/T3880-2017  
Stainless Steel
 SS301  ≥205≥520HB 76 – 187GB/T 8170-2008 
 SS304  ≥205≥520HB 76 – 187GB/T 24511-2009  
 SS316  ≥205≥520HB 76 – 187GB/T 24511-2009  
Cold Galvanized Steel
 SGCC ≥200≥380HB 50 – 65JIS-G3302 
Check all the information about Surface finishing Types, properties, colors and more!

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