{"id":4147,"date":"2025-07-01T01:45:14","date_gmt":"2025-07-01T08:45:14","guid":{"rendered":"https:\/\/guxiangjs.com\/?post_type=product&p=4147"},"modified":"2025-07-01T01:45:14","modified_gmt":"2025-07-01T08:45:14","slug":"din6795-ss304-stainless-steel-french-grounding-washer","status":"publish","type":"product","link":"https:\/\/guxiangjs.com\/zh\/shop\/din6795-ss304-stainless-steel-french-grounding-washer\/","title":{"rendered":"DIN6795 SS304 Stainless Steel French Grounding Washer"},"content":{"rendered":"
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  1. High-Conductivity, Corrosion-Proof Grounding Performance
    \n\u2022 Stamped from 18-8 \/ 304 austenitic stainless steel, then work-hardened to \u2248 210 HV, the washer\u2019s double-arched \u201cFrench\u201d profile maintains a constant spring load that presses the circumferential teeth firmly into both mating surfaces, creating a low-resistance electrical path while locking the joint against vibration.
    \n\u2022 Tooth geometry\u201460 \u00b0 flank angle, 0.25 \u2013 0.40 mm height (M3 \u2013 M10 range)\u2014achieves contact resistances below 10 m\u03a9 even after 1 000 temperature cycles between \u221240 \u00b0C and +120 \u00b0C.
    \n\u2022 The self-healing chromium-oxide film guards against salt-spray, industrial cleaners, and mild acids from \u2212200 \u00b0C to +400 \u00b0C, eliminating red-rust risk without the galvanic issues of plated steel parts.
    \n\u2022 Meets DIN 6795 electrical-continuity criteria and retains \u2265 90 % of initial preload after Junker vibration testing, ensuring both mechanical integrity and dependable earthing.<\/li>\n
  2. Versatile Application Spectrum Across Industries
    \n\u2022 Electrical Enclosures & Switchgear: Provides gas-tight continuity between sheet-metal doors, hinges, and ground buses, preventing EMI leakage and static build-up.
    \n\u2022 Telecommunications & Data Centers: Grounds rack rails, cable trays, and panel assemblies where non-magnetic stainless steel avoids signal interference.
    \n\u2022 Renewable Energy & EV Infrastructure: Locks and bonds inverter housings, battery enclosures, and charge-point panels exposed to outdoor weather cycles.
    \n\u2022 Industrial Automation & Robotics: Maintains low-ohm grounding of sensor brackets, guard plates, and control-cabinet backplanes subject to continual vibration.<\/li>\n
  3. Installer-Friendly, Time-Saving Handling
    \n\u2022 Symmetric arched shape automatically centers under screw or nut faces, removing alignment guesswork and speeding overhead or blind assembly\u2014even with gloved hands.
    \n\u2022 Spring action compensates for paint thickness, plating build-up, and joint relaxation, so installers can use standard torque values for plain washers without recalculation.
    \n\u2022 Low overall height (0.4 \u2013 0.9 mm added stack) allows retrofit into existing designs without longer fasteners or altered counterbore depths.
    \n\u2022 Supplied bulk, in resealable pouches, or on tape-and-reel strands for seamless integration with field service kits, bench stations, and high-speed pick-and-place feeders; optional laser-etched size code (\u2265 M4) simplifies sorting on multi-size lines.<\/li>\n
  4. Certified Quality & Long-Term Durability
    \n\u2022 100 % optical inspection verifies tooth height \u00b1 0.02 mm, arch depth \u00b1 0.05 mm, and concentricity \u2264 0.05 mm TIR; Cp\/Cpk \u2265 1.33 reports support ISO 9001, IATF 16949, and AS 9100 audits.
    \n\u2022 Stress-relief tempering eliminates residual forming stresses, preserving spring modulus for countless tighten\/loosen cycles without loss of electrical integrity.
    \n\u2022 Electropolished variants achieve surface roughness \u2264 0.4 \u00b5m for hygienic or decorative finishes while maintaining locking and grounding performance; low-outgassing options satisfy clean-room and vacuum requirements.
    \n\u2022 QR-coded packaging traces every lot to melt chemistry, passivation batch, and electrical-continuity test report, delivering full transparency for safety-critical aerospace, medical-device, and public-infrastructure projects.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"

    High-Conductivity, Corrosion-Proof Grounding Performance \u2022 Stamped from 18-8 \/ 304 austenitic stainless steel, then work-hardened to \u2248 210 HV, the washer\u2019s double-arched \u201cFrench\u201d profile maintains a constant spring load that presses the circumferential teeth firmly into both mating surfaces, creating a low-resistance electrical path while locking the joint against vibration. \u2022 Tooth geometry\u201460 \u00b0 flank […]<\/p>","protected":false},"featured_media":4148,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[176],"product_tag":[],"class_list":["post-4147","product","type-product","status-publish","has-post-thumbnail","product_cat-washer","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product\/4147","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/comments?post=4147"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/media\/4148"}],"wp:attachment":[{"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/media?parent=4147"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product_brand?post=4147"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product_cat?post=4147"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product_tag?post=4147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}