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<!DOCTYPE html><html lang="en"><head><meta charSet="utf-8"/><meta name="viewport" content="width=device-width, initial-scale=1"/><link rel="preload" href="/_next/static/media/0a2bfdc67a969f35-s.p.woff" as="font" crossorigin="" type="font/woff"/><link rel="preload" href="/_next/static/media/4d54e80c202c111d-s.p.woff" as="font" crossorigin="" type="font/woff"/><link rel="preload" href="/_next/static/media/d91e7fec4c1ffed0-s.p.woff" as="font" crossorigin="" type="font/woff"/><link rel="preload" href="/_next/static/media/f550ae5e7d983320-s.p.woff" as="font" crossorigin="" type="font/woff"/><link rel="stylesheet" href="/_next/static/css/5c99e767b546126e.css" data-precedence="next"/><link rel="stylesheet" href="/_next/static/css/9e2d895bc2e0bc3a.css" data-precedence="next"/><link rel="stylesheet" href="/_next/static/css/dd312a83f039b49d.css" data-precedence="next"/><link rel="stylesheet" href="/_next/static/css/a7d9b690a27f0600.css" data-precedence="next"/><link rel="stylesheet" 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src="/_next/static/chunks/140bf7e7-4727533ba924423c.js" async=""></script><script src="/_next/static/chunks/1660-6f5f3d1fc1475cc4.js" async=""></script><script src="/_next/static/chunks/3493-160cfb921e312e83.js" async=""></script><script src="/_next/static/chunks/2027-5e409d90663dc9b2.js" async=""></script><script src="/_next/static/chunks/9534-1180c5e02eb71620.js" async=""></script><script src="/_next/static/chunks/4264-78d5347a989e753d.js" async=""></script><script src="/_next/static/chunks/2914-abe327944aff88ab.js" async=""></script><script src="/_next/static/chunks/626-939428e9e8a5ba44.js" async=""></script><script src="/_next/static/chunks/4198-cd2aa113197e4c52.js" async=""></script><script src="/_next/static/chunks/app/maintenance-modes/page-b3c2bba1472ab602.js" async=""></script><meta name="next-size-adjust" content=""/><title>Maintenance Mode | ASTM</title><script src="/_next/static/chunks/polyfills-42372ed130431b0a.js" noModule=""></script></head><body class="__className_030320"><main class="container-xl styles_pageContainer__oDOhk"><div class="styles_maintenanceMod__UfZzc"><div class="styles_wysiwygContainer__WIiop" data-testid="wysiwygContainer"><span class="position-relative mb-3 styles_mediaContainer__vhYE_ styles_imageContainer__HZo55"><img alt="ASTM Logo" loading="lazy" decoding="async" data-nimg="fill" class="styles_image___ySUs" style="position:absolute;height:100%;width:100%;left:0;top:0;right:0;bottom:0;color:transparent" src="https://www.astm.org/v3/assets/blt5eb0a2cb04534832/blt67a58fbb256bdde4/67b2ea01568fc75c042e297e/desktop-header-logo.svg"/></span><h1>Scheduled Maintenance</h1><h3>The ASTM International site is<br/>currently unavailable for<br/>scheduled maintenance.</h3><p></p><p>Thank you for your patience.</p></div></div></main><script src="/_next/static/chunks/webpack-22f29a234865c375.js" 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