{"id":4134,"date":"2025-07-03T01:54:05","date_gmt":"2025-07-03T08:54:05","guid":{"rendered":"https:\/\/guxiangjs.com\/?post_type=product&p=4134"},"modified":"2025-07-03T01:54:05","modified_gmt":"2025-07-03T08:54:05","slug":"stainless-steel-304-18-8-external-teeth-lock-washer-serrated-external-design-din6798-anti-slip-vibration-resistant-fastener","status":"publish","type":"product","link":"https:\/\/guxiangjs.com\/zh\/stainless-steel-304-18-8-external-teeth-lock-washer-serrated-external-design-din6798-anti-slip-vibration-resistant-fastener\/","title":{"rendered":"Stainless Steel 304 18-8 External Teeth Lock Washer Serrated External Design-DIN6798 Anti Slip Vibration Resistant Fastener"},"content":{"rendered":"
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  1. High-Grip, Corrosion-Proof Locking Performance
    \n\u2022 Precision-stamped from 18-8 \/ 304 austenitic stainless steel and work-hardened to \u2248 220 HV, the outward-facing serrations penetrate both the bolt or nut face and the joint material, creating prevailing torque that resists vibration-induced loosening without galling the threads.
    \n\u2022 The continuous chromium-oxide passivation film delivers long-term immunity to salt spray, wash-down chemicals, mild acids and outdoor moisture from \u2212200 \u00b0C to +400 \u00b0C, eliminating the red-rust risk common to plated carbon-steel alternatives.
    \n\u2022 Optimised tooth geometry\u201460 \u00b0 flank angle, 0.25 \u2013 0.45 mm height (M3\u2013M12 range)\u2014produces up to 25 % higher break-loose torque than comparable split or wave washers while adding only 0.3 \u2013 0.9 mm to the clamp stack.
    \n\u2022 Tested to DIN 6797 Type A and Junker vibration protocols, retaining \u2265 90 % of initial preload after 1 000 transverse-oscillation cycles, even after multiple re-torques.<\/li>\n
  2. Versatile, Cross-Industry Application Spectrum
    \n\u2022 Electronics & Precision Devices: Grounds and locks PCB shields, standoffs and motor housings where low profile, non-magnetic material and excellent corrosion resistance are mandatory.
    \n\u2022 Medical, Food & Pharmaceutical Equipment: Stainless construction withstands aggressive detergents and autoclave cycles on mixer guards, sanitary pipe clamps and lab-instrument panels.
    \n\u2022 Transportation & Marine Hardware: Maintains clamp integrity on lighting brackets, body trim, battery trays and deck fittings exposed to vibration, humidity and road salt.
    \n\u2022 Machinery, Robotics & Renewable-Energy Systems: Secures sensor mounts, cable glands and guard plates on turbines, conveyors and robotic arms, preserving positional accuracy during high-cycle duty.<\/li>\n
  3. Installer-Friendly, Time-Saving Handling
    \n\u2022 Symmetrical external teeth self-center under screw or nut faces, eliminating orientation concerns and speeding blind, overhead or gloved assembly.
    \n\u2022 Flat-lay geometry prevents wobble in magnetic sockets and pick-and-place nozzles, improving automated feed reliability and manual throughput.
    \n\u2022 Adds minimal stack height, often allowing retrofit into existing designs without longer fasteners or altered torque settings.
    \n\u2022 Shipped bulk, in resealable field pouches or on tape-and-reel strands, integrating seamlessly with maintenance kits, bench stations and high-speed assembly lines; optional laser-etched size code (\u2265 M4) aids quick visual sorting.<\/li>\n
  4. Certified Quality & Long-Term Durability
    \n\u2022 100 % optical inspection verifies tooth height \u00b1 0.02 mm, OD\/ID concentricity \u2264 0.05 mm TIR and hardness per ISO 3506-1; Cp\/Cpk data archived for ISO 9001, IATF 16949 and AS 9100 audits.
    \n\u2022 Stress-relief tempering after forming removes residual stresses, preserving high spring modulus for enduring bite through countless service cycles.
    \n\u2022 Electropolished variants achieve Ra \u2264 0.4 \u00b5m for hygienic or decorative finishes without altering tolerances or locking performance.
    \n\u2022 QR-coded packaging links each washer lot to melt chemistry, passivation batch and inspection record, ensuring full traceability for aerospace, medical-device and mission-critical infrastructure projects.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"

    High-Grip, Corrosion-Proof Locking Performance \u2022 Precision-stamped from 18-8 \/ 304 austenitic stainless steel and work-hardened to \u2248 220 HV, the outward-facing serrations penetrate both the bolt or nut face and the joint material, creating prevailing torque that resists vibration-induced loosening without galling the threads. \u2022 The continuous chromium-oxide passivation film delivers long-term immunity to salt […]<\/p>","protected":false},"featured_media":4136,"template":"","meta":[],"product_brand":[],"product_cat":[176],"product_tag":[],"class_list":["post-4134","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\/4134","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"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/media\/4136"}],"wp:attachment":[{"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/media?parent=4134"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product_brand?post=4134"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product_cat?post=4134"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/guxiangjs.com\/zh\/wp-json\/wp\/v2\/product_tag?post=4134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}