1.pipe fitting 2.stainless steel & steel 3.threaded MM 4.NC 5.China 1.pipe fitting2.stainless steel & steel3.threaded ... , Blacken, Hardening, Painting and many other treatment of the parts.4.Quality Assurance :IPQC inspect each casting parts during every step ... service provided2 high precision, tolerance can be ±0.002mm3 No MOQ, no quantity limited4 Fast lead time5 Can meet DIN,JIS,ASTM ...