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    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_1435125d-f77f-4069-90f1-bb44907f849d.png?v=1625808411</image:loc>
      <image:title>Aerospace series. Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, aluminium IVD coated. Classification: 1100 MPa (at ambient temperature)/425°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-bolts-normal-bi-hexagonal-head-stepped-shank-long-thread-in-titanium-alloy-anodized-mos2-lubricated-classification-1100-mpa-at-ambient-temperature-315-c</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_c2dc9328-8bf7-4984-af60-57d7e4a4d9cb.png?v=1625808415</image:loc>
      <image:title>Aerospace series. Bolts, normal bi-hexagonal head, stepped shank, long thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-bolts-normal-bi-hexagonal-head-stepped-shank-long-thread-in-titanium-alloy-anodized-mos2-lubricated-classification-1100-mpa-at-ambient-temperature-315-c_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_5e21081a-0835-44cf-b1ea-73e6cde69054.png?v=1625808418</image:loc>
      <image:title>Aerospace series. Bolts, normal bi-hexagonal head, stepped shank, long thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-nuts-hexagonal-self-locking-with-counterbore-and-captive-washer-in-heat-resisting-steel-mos2-lubricated-classification-1100-mpa-at-ambient-temperature-315-c</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_4550ce7a-197f-4a35-900f-d7b53394f503.png?v=1625808424</image:loc>
      <image:title>Aerospace series. Nuts, hexagonal, self-locking, with counterbore and captive washer, in heat resisting steel, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-nuts-hexagonal-self-locking-with-counterbore-and-captive-washer-in-heat-resisting-steel-mos2-lubricated-classification-1100-mpa-at-ambient-temperature-315-c_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_6393e99f-80b1-4411-97e8-3f15c7145b0a.png?v=1625808428</image:loc>
      <image:title>Aerospace series. Nuts, hexagonal, self-locking, with counterbore and captive washer, in heat resisting steel, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-bolts-normal-bi-hexagonal-head-coarse-tolerance-normal-shank-medium-length-thread-in-titanium-alloy-anodized-mos2-lubricated-classification-1100-mpa-at-ambient-temperature-315-c</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_e0d4eeb1-50af-46b4-a983-47eca115f59a.png?v=1625808431</image:loc>
      <image:title>Aerospace series. Bolts, normal bi-hexagonal head, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-bolts-normal-bi-hexagonal-head-coarse-tolerance-normal-shank-medium-length-thread-in-titanium-alloy-anodized-mos2-lubricated-classification-1100-mpa-at-ambient-temperature-315-c_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_c62534f4-4205-480d-bed3-d1e77c6281d4.png?v=1625808435</image:loc>
      <image:title>Aerospace series. Bolts, normal bi-hexagonal head, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1100 MPa (at ambient temperature)/315°C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-titanium-aluminium-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-cr-19-5-ti-2-2-al-1-4</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_7ab2293a-fca8-4856-b0f8-bfd602334632.png?v=1625808440</image:loc>
      <image:title>Specification for nickel-chromium- titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-titanium-aluminium-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-cr-19-5-ti-2-2-al-1-4_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_dda9a7bf-bb55-4349-b0f4-9fd95cc985a8.png?v=1625808444</image:loc>
      <image:title>Specification for nickel-chromium- titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-cobalt-titanium-aluminium-heat-resisting-alloy-sheet-and-strip-nickel-base-cr-19-5-co-18-0-ti-2-5-al-1-5</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_a4c0b4a9-94be-4ba4-8d04-871e90147583.png?v=1625808448</image:loc>
      <image:title>Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-cobalt-titanium-aluminium-heat-resisting-alloy-sheet-and-strip-nickel-base-cr-19-5-co-18-0-ti-2-5-al-1-5_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_e7ace341-104a-4a74-ad2b-4b0daca615b8.png?v=1625808452</image:loc>
      <image:title>Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-titanium-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-cr-19-5-ti-0-4</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_1ed25cce-f3d3-4dbe-b4fc-ab4c13bfe3c2.png?v=1625808456</image:loc>
      <image:title>Specification for nickel-chromium-titanium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 0.4)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-titanium-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-cr-19-5-ti-0-4_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_b6b39e53-206a-48d4-99c2-0e7cfd8e084f.png?v=1625808459</image:loc>
      <image:title>Specification for nickel-chromium-titanium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 0.4)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-iron-molybdenum-cobalt-tungsten-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-cr-21-7-fe-18-5-mo-9-co-1-5-w-0-6</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_b2dd3dd5-e1aa-4dd0-9cea-09c7aa1490d1.png?v=1625808465</image:loc>
      <image:title>Specification for nickel-chromium-iron-molybdenum-cobalt-tungsten heat-resisting alloy plate, sheet and strip (nickel base, Cr 21.7, Fe 18.5, Mo 9, Co 1.5, W 0.6)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-chromium-iron-molybdenum-cobalt-tungsten-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-cr-21-7-fe-18-5-mo-9-co-1-5-w-0-6_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_0e195187-69e3-462a-862d-8fdc934e1964.png?v=1625808469</image:loc>
      <image:title>Specification for nickel-chromium-iron-molybdenum-cobalt-tungsten heat-resisting alloy plate, sheet and strip (nickel base, Cr 21.7, Fe 18.5, Mo 9, Co 1.5, W 0.6)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-cobalt-chromium-molybdenum-titanium-aluminium-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-co-20-cr-20-mo-5-9-ti-2-1-al-0-5</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_1eb5465d-6ee5-4311-8efd-f1f4ce62a4d5.png?v=1625808474</image:loc>
      <image:title>Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-cobalt-chromium-molybdenum-titanium-aluminium-heat-resisting-alloy-plate-sheet-and-strip-nickel-base-co-20-cr-20-mo-5-9-ti-2-1-al-0-5_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_32f4c793-2026-448b-be4b-7a5658902ec6.png?v=1625808481</image:loc>
      <image:title>Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-iron-chromium-molybdenum-aluminium-titanium-heat-resisting-alloy-plate-sheet-and-strip-ni-co-43-5-cr-16-5-mo-3-3-al-1-2-ti-1-2-fe-remainder</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Specification for nickel-iron-chromium-molybdenum-aluminium-titanium heat-resisting alloy plate, sheet and strip (Ni/Co 43.5, Cr 16.5, Mo 3.3, Al 1.2, Ti 1.2, Fe remainder)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/specification-for-nickel-iron-chromium-molybdenum-aluminium-titanium-heat-resisting-alloy-plate-sheet-and-strip-ni-co-43-5-cr-16-5-mo-3-3-al-1-2-ti-1-2-fe-remainder_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_86ae4f73-0d5a-43d4-b996-d656d5125981.png?v=1625808489</image:loc>
      <image:title>Specification for nickel-iron-chromium-molybdenum-aluminium-titanium heat-resisting alloy plate, sheet and strip (Ni/Co 43.5, Cr 16.5, Mo 3.3, Al 1.2, Ti 1.2, Fe remainder)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-cables-electrical-aircraft-use-test-methods-flammability</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_7282be7e-4a63-478c-8fe8-4f990a304fa9.png?v=1625808494</image:loc>
      <image:title>Aerospace series. Cables, electrical, aircraft use. Test methods - Flammability</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-cables-electrical-aircraft-use-test-methods-flammability_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_bb57be08-930f-4361-9ef0-9d8214fa5a1a.png?v=1625808497</image:loc>
      <image:title>Aerospace series. Cables, electrical, aircraft use. Test methods - Flammability</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-bolts-normal-hexagonal-head-close-tolerance-normal-shank-short-thread-in-heat-and-corrosion-resisting-steel-passivated-classification-1100-mpa-at-ambient-temperature-425-c</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_8f85e638-1681-47dc-991f-df03ac2f90b6.png?v=1625808502</image:loc>
      <image:title>Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature) / 425 °C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/aerospace-series-bolts-normal-hexagonal-head-close-tolerance-normal-shank-short-thread-in-heat-and-corrosion-resisting-steel-passivated-classification-1100-mpa-at-ambient-temperature-425-c_hard-copy</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_f3433d63-2eaa-41c5-aea2-1162c3a53dd0.png?v=1625808505</image:loc>
      <image:title>Aerospace series. Bolts, normal hexagonal head, close tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature) / 425 °C</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://shop-checkout.bsigroup.com/products/curriculum-exchange-format-cef-data-model</loc>
    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_310ca7ef-7dd1-4187-bd7e-41cbb4120791.png?v=1625808510</image:loc>
      <image:title>Curriculum exchange format (CEF). Data model</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_2cf5e31e-dce9-4f1f-80d2-6f2807526382.png?v=1625808515</image:loc>
      <image:title>Curriculum exchange format (CEF). Data model</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
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      <image:title>Geographic information. Schema for moving features</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-25T21:59:11+01:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Hardcopy_3a1ffbfc-eda9-44d3-bfe9-0f7ea9a5ce9b.png?v=1625808523</image:loc>
      <image:title>Geographic information. Schema for moving features</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0555/5329/4501/products/Digital_527ca815-45d3-4c3a-b4fd-2ce3423b40ce.png?v=1625808527</image:loc>
      <image:title>Industrial-process control valves - Noise considerations. Control valve aerodynamic noise prediction method</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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