{"id":7741,"date":"2025-10-16T21:15:01","date_gmt":"2025-10-16T13:15:01","guid":{"rendered":"https:\/\/xzfastener.com\/?p=7741"},"modified":"2026-06-24T21:18:42","modified_gmt":"2026-06-24T13:18:42","slug":"din-6797-serrated-lock-washers-exporter","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/ru\/din-6797-serrated-lock-washers-exporter\/","title":{"rendered":"DIN 6797 serrated lock washers exporter"},"content":{"rendered":"\n<style>\n.xz-wp-product-page-din6797-exporter {\n  --xz-blue: #0b2f57;\n  --xz-blue-2: #123f6d;\n  --xz-light: #eef4fa;\n  --xz-soft: #f7fafd;\n  --xz-line: #d9e4ef;\n  --xz-text: #203040;\n  --xz-accent: #1f78b4;\n  font-family: Arial, Helvetica, sans-serif;\n  color: var(--xz-text);\n  line-height: 1.62;\n  background: #ffffff;\n}\n.xz-wp-product-page-din6797-exporter * { box-sizing: border-box; }\n.xz-wp-product-page-din6797-exporter a {\n  color: var(--xz-accent);\n  font-weight: 700;\n  text-decoration: none;\n}\n.xz-wp-product-page-din6797-exporter a:hover { text-decoration: underline; 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}\n  .xz-wp-product-page-din6797-exporter table {\n    display: block;\n    overflow-x: auto;\n  }\n}\n<\/style>\n\n<article class=\"xz-wp-product-page-din6797-exporter\">\n  <section class=\"xz-hero\">\n    <div class=\"xz-wrap xz-hero-grid\">\n      <div>\n        <h1>DIN 6797 serrated lock washers exporter<\/h1>\n        <p>DIN 6797 serrated lock washers are compact washers designed to bite into a mating surface and help resist loosening in light-duty vibration assemblies. For export orders, buyers need the correct serration style, stable dimensions, suitable material, rust-protected packing, clear labels, and inspection documents that match the purchase requirement. XZ Fastener can supply DIN 6797 serrated lock washers according to order requirement in external serrated and internal serrated styles where applicable for machinery, electrical equipment, instruments, sheet metal assemblies, and industrial hardware packages.<\/p>\n        <div class=\"xz-actions\">\n          <a class=\"xz-btn\" href=\"https:\/\/xzfastener.com\/home\/contact-us\/\">Request a Quote<\/a>\n          <a class=\"xz-btn secondary\" href=\"https:\/\/xzfastener.com\/home\/products\/\">View Fastener Products<\/a>\n        <\/div>\n      <\/div>\n      <div>\n        <img fetchpriority=\"high\" class=\"xz-product-img\" alt=\"DIN 6797 serrated lock washers exporter product illustration\" src='data:image\/svg+xml,%3Csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"1200\" height=\"760\" viewBox=\"0 0 1200 760\"%3E%3Crect width=\"1200\" height=\"760\" fill=\"%23eef4fa\"\/%3E%3Crect x=\"84\" y=\"82\" width=\"1032\" height=\"596\" rx=\"28\" fill=\"%23ffffff\" stroke=\"%23b8c9d9\" stroke-width=\"4\"\/%3E%3Cg transform=\"translate(170 128)\"%3E%3Cpath d=\"M410 78 L434 126 L488 112 L486 168 L542 174 L514 224 L562 254 L512 282 L538 334 L482 338 L478 394 L430 372 L410 426 L390 372 L342 394 L338 338 L282 334 L308 282 L258 254 L306 224 L278 174 L334 168 L332 112 L386 126 Z\" fill=\"%230b2f57\"\/%3E%3Cpath d=\"M410 110 L428 150 L472 140 L470 184 L514 190 L492 229 L530 254 L490 279 L512 318 L468 324 L466 368 L426 350 L410 394 L394 350 L354 368 L352 324 L308 318 L330 279 L290 254 L328 229 L306 190 L350 184 L348 140 L392 150 Z\" fill=\"%23123f6d\"\/%3E%3Cellipse cx=\"410\" cy=\"254\" rx=\"112\" ry=\"60\" fill=\"%23ffffff\"\/%3E%3Cellipse cx=\"410\" cy=\"254\" rx=\"72\" ry=\"36\" fill=\"%23eef4fa\" stroke=\"%23b8c9d9\" stroke-width=\"8\"\/%3E%3Cpath d=\"M258 254 C258 348 326 412 410 412 C494 412 562 348 562 254 L562 300 C562 394 494 454 410 454 C326 454 258 394 258 300 Z\" fill=\"%23092745\" opacity=\"0.25\"\/%3E%3Crect x=\"690\" y=\"145\" width=\"250\" height=\"42\" rx=\"8\" fill=\"%238894a0\"\/%3E%3Crect x=\"690\" y=\"225\" width=\"250\" height=\"42\" rx=\"8\" fill=\"%238894a0\"\/%3E%3Crect x=\"690\" y=\"305\" width=\"250\" height=\"42\" rx=\"8\" fill=\"%238894a0\"\/%3E%3Cg fill=\"%23d7e1eb\"%3E%3Cpath d=\"M718 153 L734 181 L702 181 Z\"\/%3E%3Cpath d=\"M758 153 L774 181 L742 181 Z\"\/%3E%3Cpath d=\"M798 153 L814 181 L782 181 Z\"\/%3E%3Cpath d=\"M718 233 L734 261 L702 261 Z\"\/%3E%3Cpath d=\"M758 233 L774 261 L742 261 Z\"\/%3E%3Cpath d=\"M798 233 L814 261 L782 261 Z\"\/%3E%3C\/g%3E%3Cpath d=\"M110 552 H940\" stroke=\"%23b8c9d9\" stroke-width=\"32\" stroke-linecap=\"round\"\/%3E%3Cpath d=\"M145 552 H440\" stroke=\"%230b2f57\" stroke-width=\"11\" stroke-linecap=\"round\"\/%3E%3C\/g%3E%3Ctext x=\"600\" y=\"705\" text-anchor=\"middle\" font-family=\"Arial, Helvetica, sans-serif\" font-size=\"34\" font-weight=\"700\" fill=\"%230b2f57\"%3EDIN 6797 Serrated Lock Washers%3C\/text%3E%3C\/svg%3E' \/>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Quick Specs<\/h2>\n      <div class=\"xz-card-grid\">\n        <div class=\"xz-card\"><strong>Standard<\/strong>DIN 6797 serrated lock washer styles or buyer drawing.<\/div>\n        <div class=\"xz-card\"><strong>Strength<\/strong>Serrated bite for light locking and surface engagement.<\/div>\n        <div class=\"xz-card\"><strong>Material<\/strong>Spring steel, stainless steel, or specified material upon request.<\/div>\n        <div class=\"xz-card\"><strong>Finish<\/strong>Plain, black, zinc plated, phosphate, or custom coating.<\/div>\n        <div class=\"xz-card\"><strong>Application<\/strong>Machinery, electrical equipment, sheet metal, light vibration joints, and assemblies.<\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>What Buyers Should Know Before Sourcing DIN 6797 Serrated Lock Washers<\/h2>\n      <p>DIN 6797 serrated lock washers are selected for surface bite and compact locking support. External serrated and internal serrated styles are used in different assemblies, so buyers sourcing them with <a href=\"https:\/\/xzfastener.com\/fastener-type\/bolts\/\">industrial bolts<\/a> should confirm washer style, screw size, mating surface, coating, and whether surface marking is acceptable.<\/p>\n      <p>For export purchasing, carton strength, moisture protection, label clarity, and document accuracy are important. Serrations can be damaged by rough packing or excessive coating. These washers are practical for many light-duty assemblies, but severe vibration or safety-critical joints may require another approved locking system.<\/p>\n      <div class=\"xz-note\">When purchase files reference DIN washer requirements, buyers can compare the specification with the <a href=\"https:\/\/xzfastener.com\/din-iso-fastener-standards-complete-overview-for-industrial-buyers\/\">DIN and ISO fastener standards guide<\/a> before confirming the export order.<\/div>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Common Purchasing Descriptions<\/h2>\n      <table>\n        <thead>\n          <tr>\n            <th>Export RFQ Wording<\/th>\n            <th>What Should Be Confirmed<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>DIN 6797 serrated lock washers exporter<\/td>\n            <td>Serration type, size list, material, finish, destination, packing method, and inspection documents.<\/td>\n          <\/tr>\n          <tr>\n            <td>External serrated lock washers for export<\/td>\n            <td>Confirm DIN 6797 type, washer diameter, serration profile, coating, and mating surface condition.<\/td>\n          <\/tr>\n          <tr>\n            <td>Internal serrated washers for compact assemblies<\/td>\n            <td>Check screw head style, space limitation, material, coating, and contact face requirement.<\/td>\n          <\/tr>\n          <tr>\n            <td>Mixed fastener shipment<\/td>\n            <td>May include DIN 933 full thread hex bolts, Grade 8.8 carbon steel hex bolts, metric hex head bolts, zinc plated DIN 933 bolts, black oxide DIN 933 bolts, and hot dip galvanized DIN 933 bolts.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n      <p>For consolidated export purchasing, buyers can review related <a href=\"https:\/\/xzfastener.com\/home\/products\/\">fastener products<\/a> and request washers, bolts, nuts, and coated parts in one quotation package.<\/p>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Detailed Specifications Table<\/h2>\n      <table>\n        <thead>\n          <tr>\n            <th>Item<\/th>\n            <th>Typical Requirement<\/th>\n            <th>Buyer Checkpoint<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>Product Type<\/td>\n            <td>DIN 6797 serrated lock washer<\/td>\n            <td>Confirm external serrated or internal serrated style where applicable.<\/td>\n          <\/tr>\n          <tr>\n            <td>Nominal Size<\/td>\n            <td>Metric sizes according to order requirement<\/td>\n            <td>Match washer size with screw or bolt diameter and assembly clearance.<\/td>\n          <\/tr>\n          <tr>\n            <td>Serration Form<\/td>\n            <td>Internal or external serrated pattern<\/td>\n            <td>Confirm whether serrations contact the workpiece, screw head, or nut face.<\/td>\n          <\/tr>\n          <tr>\n            <td>Material<\/td>\n            <td>Spring steel, stainless steel, or specified material<\/td>\n            <td>State grade if corrosion resistance, spring action, or surface compatibility is important.<\/td>\n          <\/tr>\n          <tr>\n            <td>Finish<\/td>\n            <td>Plain, black, zinc plated, phosphate, or requested coating<\/td>\n            <td>Confirm corrosion exposure and whether coating affects serration bite.<\/td>\n          <\/tr>\n          <tr>\n            <td>Inspection<\/td>\n            <td>Dimension, serration form, burr, hardness, and finish checks when required<\/td>\n            <td>Agree sampling plan and document format before production.<\/td>\n          <\/tr>\n          <tr>\n            <td>Export Packing<\/td>\n            <td>Bags, cartons, pallets, labels, or buyer-specific packing<\/td>\n            <td>Separate by size, serration type, finish, and lot to avoid assembly mix-ups.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Material and Grade Explanation<\/h2>\n      <p>DIN 6797 serrated lock washers are commonly made from spring steel where serration resilience and economical locking support are needed. Stainless steel options can be supplied for corrosion-sensitive assemblies, but buyers should confirm the grade and expected locking behavior. When washers are shipped with <a href=\"https:\/\/xzfastener.com\/products-category\/standard-fasteners\/\">standard fasteners<\/a>, material compatibility with screws, bolts, nuts, and mating surfaces should be reviewed.<\/p>\n      <p>For assemblies where serrations must bite through coating or keep contact under light vibration, material and finish selection should be handled carefully. A washer that is correct by size can still perform poorly if serrations are flattened, over-coated, or damaged during transport.<\/p>\n      <table>\n        <thead>\n          <tr>\n            <th>Material Option<\/th>\n            <th>Typical Use<\/th>\n            <th>Export Procurement Note<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>Spring steel<\/td>\n            <td>Machinery, panels, instruments, and light vibration assemblies.<\/td>\n            <td>Common for volume shipments where serration resilience and cost control matter.<\/td>\n          <\/tr>\n          <tr>\n            <td>Stainless steel<\/td>\n            <td>Outdoor, humid, clean, or corrosion-sensitive environments.<\/td>\n            <td>Confirm grade such as 304 or 316 when corrosion resistance matters.<\/td>\n          <\/tr>\n          <tr>\n            <td>Drawing-specified material<\/td>\n            <td>OEM assemblies, compact hardware kits, and engineered washer applications.<\/td>\n            <td>Provide drawing revision, washer type, material, finish, and inspection criteria.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Surface Finish Selection Guide<\/h2>\n      <p>Surface finish should be selected by corrosion exposure, mating surface, and storage route. Zinc plated serrated washers are common for general industrial use. Black or phosphate finishes may be used for machinery assemblies. Stainless steel is preferred where corrosion resistance is more important than a plated finish.<\/p>\n      <p>For projects where bolts, nuts, and washers need consistent corrosion protection, XZ Fastener can coordinate DIN 6797 supply with related <a href=\"https:\/\/xzfastener.com\/products-category\/various-coated-fasteners\/\">coated fasteners<\/a>.<\/p>\n      <table>\n        <thead>\n          <tr>\n            <th>Finish<\/th>\n            <th>Practical Advantage<\/th>\n            <th>Export Caution<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>Plain \/ oiled<\/td>\n            <td>Economical for controlled indoor storage.<\/td>\n            <td>Needs rust prevention for long-distance shipping.<\/td>\n          <\/tr>\n          <tr>\n            <td>Black \/ phosphate<\/td>\n            <td>Common for machinery and equipment assemblies.<\/td>\n            <td>Confirm oiling, rust protection, and visual acceptance requirement.<\/td>\n          <\/tr>\n          <tr>\n            <td>Zinc plated<\/td>\n            <td>Clean appearance and moderate corrosion resistance.<\/td>\n            <td>Confirm plating thickness and whether coating affects serration engagement.<\/td>\n          <\/tr>\n          <tr>\n            <td>Stainless finish<\/td>\n            <td>Useful for humid or corrosion-sensitive environments.<\/td>\n            <td>Confirm material grade and locking expectation before ordering.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Manufacturing and Quality Control<\/h2>\n      <p>Export supply of DIN 6797 washers requires stable stamping, forming, heat treatment when required, surface finishing, sorting, inspection, and protective packing. Serration form is a key control point. If serrations are shallow, uneven, over-coated, or damaged, the washer may not engage the surface as intended.<\/p>\n      <ol>\n        <li>Confirm DIN 6797 type, size list, material, finish, quantity, and destination.<\/li>\n        <li>Check material thickness and spring performance requirement before production.<\/li>\n        <li>Control inside diameter, outside diameter, serration profile, serration height, burrs, and washer shape.<\/li>\n        <li>Inspect coating appearance and serration condition after finishing.<\/li>\n        <li>Pack by size, serration type, finish, and lot with export labels and moisture protection.<\/li>\n      <\/ol>\n      <p>For special serration forms, OEM kits, or non-standard washer dimensions, buyers can use XZ Fastener\u2019s <a href=\"https:\/\/xzfastener.com\/products-category\/custom-non-standard-fasteners\/\">custom fasteners<\/a> support before confirming production.<\/p>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>Applications<\/h2>\n      <table>\n        <thead>\n          <tr>\n            <th>Application Area<\/th>\n            <th>Why DIN 6797 Serrated Lock Washers Are Used<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>Machinery covers and guards<\/td>\n            <td>Help resist loosening in light-duty vibration conditions.<\/td>\n          <\/tr>\n          <tr>\n            <td>Electrical and control equipment<\/td>\n            <td>Support compact fastening where serration contact is acceptable.<\/td>\n          <\/tr>\n          <tr>\n            <td>Instrument assemblies<\/td>\n            <td>Provide compact locking support where space is limited.<\/td>\n          <\/tr>\n          <tr>\n            <td>Sheet metal fastening<\/td>\n            <td>Serrations can bite into the surface where marking is acceptable.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n      <p>DIN 6797 serrated lock washers can be supplied with other <a href=\"https:\/\/xzfastener.com\/fastener-type\/washers\/\">flat washers<\/a> and standard hardware for export shipments.<\/p>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>How to Get a Faster Quotation<\/h2>\n      <p>A clear export RFQ helps confirm tooling, price, lead time, packing cost, and shipment details quickly. For DIN 6797 serrated lock washers, the most important details are serration type, nominal size, material, finish, quantity, destination, packaging method, and inspection requirement.<\/p>\n      <ul>\n        <li>Send washer type: external serrated or internal serrated style where applicable.<\/li>\n        <li>Provide nominal sizes and quantity per size.<\/li>\n        <li>Confirm material, stainless grade if needed, and surface finish.<\/li>\n        <li>List carton weight, pallet type, label content, barcode requirement, and destination.<\/li>\n        <li>Specify inspection reports, serration checks, coating checks, and any third-party inspection need.<\/li>\n      <\/ul>\n      <p>For direct export support, buyers can <a href=\"https:\/\/xzfastener.com\/home\/contact-us\/\">contact XZ Fastener<\/a> with the size list and shipment requirement.<\/p>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <h2>FAQ<\/h2>\n      <details>\n        <summary>Are DIN 6797 serrated lock washers suitable for severe vibration?<\/summary>\n        <p>They can help in light-duty loosening resistance, but they are not always suitable for severe vibration or safety-critical joints. The locking method should be confirmed by the engineering team.<\/p>\n      <\/details>\n      <details>\n        <summary>What is the difference between internal and external serrated washers?<\/summary>\n        <p>External serrated washers have serrations around the outside edge. Internal serrated washers have serrations around the inner hole and are often used where the outside edge must fit cleanly in limited space.<\/p>\n      <\/details>\n      <details>\n        <summary>Can DIN 6797 washers be exported in stainless steel?<\/summary>\n        <p>Yes. Stainless steel DIN 6797 washers can be supplied according to order requirement. Buyers should specify the grade, such as 304 or 316, when corrosion resistance matters.<\/p>\n      <\/details>\n      <details>\n        <summary>Will serrated lock washers damage the mating surface?<\/summary>\n        <p>They can mark or bite into the surface by design. Buyers should confirm whether surface marking is acceptable, especially on painted, plated, or soft materials.<\/p>\n      <\/details>\n      <details>\n        <summary>What inspection documents can be requested?<\/summary>\n        <p>Buyers may request dimensional inspection, serration form inspection, visual inspection, material certificate, coating report, packing list, and third-party inspection according to purchase requirement.<\/p>\n      <\/details>\n      <details>\n        <summary>What information is needed for a firm export quotation?<\/summary>\n        <p>Please provide washer type, size list, standard or drawing, material, finish, quantity, packaging method, destination, inspection requirements, and delivery terms.<\/p>\n      <\/details>\n    <\/div>\n  <\/section>\n\n  <section>\n    <div class=\"xz-wrap\">\n      <div class=\"xz-cta\">\n        <h2>Send Your DIN 6797 Serrated Lock Washer Export Inquiry<\/h2>\n        <p>To receive a practical export quotation, send your size list, serration type, finish, quantity, packaging method, destination, and inspection requirements. If the washers will be supplied with bolts or nuts, include the complete assembly specification so XZ Fastener can check compatibility before pricing.<\/p>\n        <a class=\"xz-btn\" href=\"https:\/\/xzfastener.com\/home\/contact-us\/\">Request a Quote<\/a>\n      <\/div>\n    <\/div>\n  <\/section>\n<\/article>\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Organization\",\n      \"@id\": \"https:\/\/xzfastener.com\/#organization\",\n      \"name\": \"XZ Fastener\",\n      \"url\": \"https:\/\/xzfastener.com\/\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"XZ Fastener\"\n      }\n    },\n    {\n      \"@type\": \"BreadcrumbList\",\n      \"@id\": \"https:\/\/xzfastener.com\/#breadcrumb-din6797-serrated-lock-washers-exporter\",\n      \"itemListElement\": [\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 1,\n          \"name\": \"Home\",\n          \"item\": \"https:\/\/xzfastener.com\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 2,\n          \"name\": \"Products\",\n          \"item\": \"https:\/\/xzfastener.com\/home\/products\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 3,\n          \"name\": \"DIN 6797 serrated lock washers exporter\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/xzfastener.com\/#product-din6797-serrated-lock-washers-exporter\",\n      \"name\": \"DIN 6797 serrated lock washers exporter\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"XZ Fastener\"\n      },\n      \"manufacturer\": {\n        \"@id\": \"https:\/\/xzfastener.com\/#organization\"\n      },\n      \"category\": \"Serrated Lock Washers\",\n      \"material\": \"Spring steel, stainless steel, or specified material according to order requirement\",\n      \"description\": \"DIN 6797 serrated lock washers supplied for export orders, machinery covers, electrical equipment, instrument assemblies, sheet metal fastening, and light vibration joints. Available in external serrated and internal serrated styles where applicable, with finish, packing, and inspection requirements confirmed before production.\",\n      \"additionalProperty\": [\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Standard\",\n          \"value\": \"DIN 6797\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Application\",\n          \"value\": \"Machinery covers, electrical equipment, instrument assemblies, sheet metal fastening, compact assemblies, and light vibration joints\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Finish\",\n          \"value\": \"Plain, black, zinc plated, phosphate, stainless finish, or custom coating\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/xzfastener.com\/#faq-din6797-serrated-lock-washers-exporter\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Are DIN 6797 serrated lock washers suitable for severe vibration?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"They can help in light-duty loosening resistance, but they are not always suitable for severe vibration or safety-critical joints. The locking method should be confirmed by the engineering team.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the difference between internal and external serrated washers?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"External serrated washers have serrations around the outside edge. Internal serrated washers have serrations around the inner hole and are often used where the outside edge must fit cleanly in limited space.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Can DIN 6797 washers be exported in stainless steel?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes. Stainless steel DIN 6797 washers can be supplied according to order requirement. Buyers should specify the grade, such as 304 or 316, when corrosion resistance matters.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Will serrated lock washers damage the mating surface?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"They can mark or bite into the surface by design. 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For export orders, buyers need the correct serration style, stable dimensions, suitable material, rust-protected packing, clear labels, and inspection documents that match the purchase requirement. XZ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[110],"tags":[],"class_list":["post-7741","post","type-post","status-publish","format-standard","hentry","category-product-knowledge"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/posts\/7741","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/comments?post=7741"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/posts\/7741\/revisions"}],"predecessor-version":[{"id":7742,"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/posts\/7741\/revisions\/7742"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/media?parent=7741"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/categories?post=7741"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/ru\/wp-json\/wp\/v2\/tags?post=7741"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}