Size range: 1/2-60 INCH & 150LB-2500LB

Standard: ASME/ANSI B16.5, 16.47,  MSS SP-44

Material: ASTM A105,ASTM A350 LF2 LF3,ASTM A694 F52-65,ASTM A         

               182 F1-5-9-11-22,ASTM A182 F304 F316 F321,ASTM A182 UNS S31803

PARTNER: FEITING, HAOKUN, GUANLI, HUAXI