... ordinary atmospheric temperatures and in highly explosiveareas where welding create a hazard Process: Free Forging, Mould Forging, Upset Forging.Main Material: ... Carbon Steel,ASTM A 105, ASTM A 350 LF1, LF2 CL1/CL2, LF3 CL1/CL2ASTM A ... F91Duplex stainless steel,Duplex 2205 UNS S31803/S32205 ASTM A 182 F51 318LN DIN 1.4462 SAF2205 SA182 F51Super ...