Pipe fittings, include elbow , flange ,Tee,reducer, couplings, caps,and ... DIN2636,DIN2637,DIN2638,DIN2673.ASTM A105,A182,A694grade?ST37.2,ST45.8,ST35.8,C22.8,SS400,SM400B,20M, ... 46/52/60/65,15CrMo,12Cr1MoV.place of originchinatypeELBOW, FITTINGS Welding neck flanges,slip on flanges,threaded flanges,socket ... ability20000T per monthpackageAs requirmentDelivery timeAs requirment PIPE FITTINGS