Made from solution-treated austenitic stainless steel. Key features: 1) Excellent corrosion resistance: Passes 5% salt spray test ≥96 hours; 2) Non-magnetic: Relative permeability ≤1.05; 3) Good heat resistance: Serviceable from -200°C to +350°C; 4) Surface finish Ra≤0.8μm for easy cleaning; 5) Material complies with FDA food contact requirements; 6) Passivation layer 0.5-1.5nm thick, enhancing corrosion protection; 7) Moderate work-hardening rate prevents galling during installation; 8) Material composition: C≤0.08%, Cr 18-20%, Ni 8-10.5%, meeting A2 standard.
Covers sizes M4 to M20, lengths 8-100mm. Technical parameters: 1) Socket depth = 0.7×thread diameter; 2) Socket width tolerance ±0.05mm; 3) Head diameter tolerance js13; 4) Head height tolerance ±0.2mm; 5) Thread accuracy 6g; 6) Shank straightness ≤0.2mm/100mm; 7) Complete passivation film (passes blue-dye test); 8) Even head chamfer, no sharp edges; 9) Material certificate per batch; 10) Packed with anti-rust paper separators.
Used in: 1) Food processing: Filling/packaging machine connections (weekly CIP cleaning); 2) Medical devices: Surgical table, imaging equipment assembly; 3) Electronics cleanrooms: Semiconductor equipment bracket connections; 4) Chemical instrumentation: Analyzer, pump/valve connections; 5) Ship interiors: Cabin decoration fastening; 6) Pool equipment: Water treatment system connections; 7) Outdoor decor: Stainless railings, sign fixing; 8) Laboratory equipment: Precision instrument frame assembly.
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