... /316L,1.4301/F304 4Certification:ED97/23 Stainless steel flange :1. Connection pipe and keep the ... 300,600,900,1500(TH,LJ,SW) 3) JIS 5K,10K,16K,20K(PL,SO,BL) 4) DIN2527 ... : Our company is a professional manufacturer of stainless steel round pipe, square pipe, rectangular pipe, embossed pipe ... technology and produce various specifications stainless steel pipe. The pipe of steel grade: 201,202,301,304,316, ...