Biopharmaceutique Tub: 316L-EP vs . Electropolihed Alloy C -276

 

Poukisa 316L-EP domine solisyon tanpon?
Electropolished a Ra 0.15μm, 316L Sheds<5 particles/ft³ >0 . 1μm . valide pou 200+ sik Sip nan 130 degre . koute $ 120/mèt vs . C -276 's $ 400/mèt.

 

Lè se alyaj C -276 obligatwa?
Pou asid wo-pite (klorid<0.01% prevents catalytic reactions.

 

Nivo kontaminan akseptab?
Endotoksin<0.25 EU/mL. TOC <500 ppb. Metallic ions <0.1 ppb (Fe, Cr, Ni). Particles >0.2μm <1 per mL.

 

Soudure ak asanble pi bon pratik?
Orbital gtaw ak ER316LSI filler . entèn argon Purge (O₂<20 ppm). No crevices (weld reinforcement <10% wall thickness). Post-weld electropolish all product contact zones.

 

Sekans tès validasyon?
Tès adezyon serom bovin<5 μg/cm². USP <788>Tès patikil . HPLC analiz pou extractables . Bakteri Biofilm defi (Pseudomonas aeruginosa) .