Stainless Steel Pipe Fitting 1) Grade:321,304,304L,316,316L,317,317L ... /ASTM/ASME/DIN/JIS and so on. Stainless Steel Pipe Fitting Features:1) pipe diameter : 6mm-630mm pipe thickness : 0 ... ,SGS,and third part inspection.12.capacity:500 ton per monthFeel free to contact us if you have any ... we assure of our best attention all the time. type fitting size6mm-630mm pipe thickness : 0.8mm-25mm grade321, 304, ...