In all types of nozzles, the original companies are marked with material selection, the general use of plastic PP code, 303 stainless steel using SS code, brass use BRASS code, detailed form is as follows:
Plastic class
  Material name
  Code
 
Plus fiber polypropylene
  PP
 
No fiber polypropylene
  PPO
 
ABS material
  ABS
 
Polyvinylidene fluoride
  PVDF
 
Teflon
  PTEF
 
Epoxy resin
  ARALDITE
 
Reinforced glass fiber
  FRP
 
Hard polyvinyl fluoride
  PVC
 
metal
  Material name
  Code
 
brass
  BRASS
 
303 stainless steel
  SS
 
304 stainless steel
  304SS
 
316 stainless steel
  316SS
 
316L stainless steel
  316L
 
2205 stainless steel
  2205
 
Metal titanium
  TN
 
Metal cemented carbide
  CCA
 
Aluminum alloy
  ALMA

special material
  Material name
  Code
 
sapphire
  SAS
 
ruby
  RUS
 
graphite
  GRS
 
Tungsten steel
  WGX
 
ceramics
  SIS