... 321 317 347 5.BV ISO SGS schedule 40 stainless steel pipe 316 1.Specifications: stainless steel tube 1.seamless weled 2.OD:6mm ... 10S,10,20,30,40S,STD,40,60,80S,XS,80,100,120,140,160,XXS,etc.)6.Length5.8m,6m ... purification device5).Construction and ornament 9.Transportation10.Company organization chart11.Our Market12.Transcation Process13.Stainless steel maintenance:(1) Regular cleaning and maintenance ...