pickling procedure for stainless steel

{"title":"50x50 Bright Annealed Stainless Steel Tube 10mm Od ASTM A358 Tp316L Ss 304 Seamless Pipe","imgUrl":"https:\/\/img.chinax.com\/nimg\/58\/86\/1839c3c41677b2cf7c65c51c09ea-200x200-1.jpg","attrs":{"Price":"Contact Us","Brand Name":"Stainless Steel","Model Number":"300 Series,400 Series","Minimum Order Quantity":"1 Ton","Delivery Time":"Within 7-10 Working Days","Certification":"ISO, AISI, ASTM, GB, EN, DIN, JIS","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"5000 Ton\/Tons per Month","Packaging Details":"Waterproof Paper, Steel Strip Packed and other Standard Export Seaworthy Package, or customized package","Name":"Bright Annealed Stainless Steel Tube","Application":"Construction, Industry, Decoration, Oil Pipe, heat exchange","Type":"Welded, Seamless, seamless\/welded, SMLS, Duplex","Standard":"ASTM, AISI, JIS, DIN, EN","Steel grade":"300 Series, 304, 200 Series, 300 series stainless steel pipe, duplex stainless steel","Welding line type":"ERW, Seamless, Spiral Welded, EFW, stainless steel pipe list","Thickness":"0.4-30mm, 1.5mm, 0.1mm-60mm, 0.6-160mm, etc"}}