... ,stub end, high quality with low price Detailed Product Description stainless steel pipe fitting Grade:321,304,304L,316,316L,317,317L ... ,310s and etc. 3) Standards: /ASTM/ASME/DIN/JIS and stainless steel pipe fitting Features:1) pipe diameter : 6mm-630mm pipe thickness ... requirements,we assure of our best attention all the time. Stainless steel threaded olets