good quality, competitive prices. final producers, prompt delivery, reputation is our life PORDUCT NAME: WN(RF/FF), SO(RF/FF), RING JOINT , LONG WELDING NECK, RJ , RJT , OFFICIAL FLANGE , SPECIAL(PROJECT)FLANGEMATERIAL:CARBONSTEEL(A105),ALLOYSTEEL,STAINLESS STEEL(304/304L/316/316L)SIZE:1/2”—60”(DN10-DN3600)PRESSURE:CLASS150-CLASS3000 ,6BAR-100BAR ,5K-30KSTANDARDS:ASME,ASTM,EN,DIN,JIS,GB,BSPACKING ...