... ASTM A513, ASTM A312, BS1387, DIN2391, DIN2394, DIN17175, JIS G3452, EN10210, EN10219, EN10025, EN10305 etc Product NameZinc ... ~30mmStandardGB/T8162,GB/T8163 and DIN/JIS/ASTM standarda. DIN Standard 10#(ST37-2,ST35-8),20#( ... ST42,ST45-4/8),45#(DIN CK45),16mn(ST52.4) etc.b. JIS ... ,STB30,STB33,Stb35), 20#(STPG42,STB42,STS42,JIS S20C),45#(JIS S45C), 16mn(STS49,STPT49) etc.c. ...