--- title: Superior Joining Technologies, Inc. Now D1.1 Certified | Superior Joining Technologies description: Superior Joining Technologies, Inc. recently earned the American Welding Society (AWS) D1.1 Certification. image: https://www.superiorjt.com/hubfs/SJTI-Badge-01-01.png --- [×](https://www.superiorjt.com/current-news/superior-joining-technologies-inc.-now-d1.1-certified#) [Call us: ** +1.815.282.7581](tel:1-815-282-7581) [** +1.815.282.7581](tel:1-815-282-7581) [Contact Us](https://www.superiorjt.com/cs/c/?cta_guid=4762bf88-9c33-47ef-a2cd-610d5c0801af&signature=AAH58kF0jvAoVARc_2WH-y1jhT_yaXaoPw&pageId=7862781670&placement_guid=6e0442f7-1a16-4186-a050-2d8c3c6a5e12&click=98b8f95c-5ee9-4626-96dc-5d532b21b2e0&hsutk=&canon=https%3A%2F%2Fwww.superiorjt.com%2F&portal_id=5195771&redirect_url=APefjpGJ8LLDhUsB8Gza5MQe6e8PELoAFArOV50BcQB156LSJHTuGVzXgc1a0H0ZcWzVS9Sh1eJ3mDzgEoux7OJ58XPn8kzIkS-ltF32yNSE6pQdGIBowOg) [![Precision Laser Cutting Services - Superior Joining Technologies](https://www.superiorjt.com/hubfs/STJI-optimized-logo.png "Precision Laser Cutting Services - Superior Joining Technologies")](https://www.superiorjt.com/#) ** [![Contact Us](https://no-cache.hubspot.com/cta/default/5195771/6e0442f7-1a16-4186-a050-2d8c3c6a5e12.png)](https://cta-redirect.hubspot.com/cta/redirect/5195771/6e0442f7-1a16-4186-a050-2d8c3c6a5e12) - [Home](https://www.superiorjt.com/) - [About Us](https://www.superiorjt.com/about-us/about-us) - News # Superior Joining Technologies, Inc. Now D1.1 Certified | Superior Joining Technologies July 01, 2015 | by : [Superior Joining Technologies, Inc.](https://www.superiorjt.com/current-news/author/superior-joining-technologies-inc) The [American Welding Society (AWS)](https://www.aws.org/) [D1.1 Certification](https://www.aws.org/certification/detail/aws-d11-structural-welding-steel) is specifically for carbon and low-alloy metals. The minimum thickness addressed is 1/8 in. The maximum yield strength addressed is 100 KSI. This code, generally used for buildings and support structures, is useful for fabricating and erecting any welded structure. See what other certifications Superior Joining Technologies, Inc. holds [here](https://www.superiorjt.com/about-us/certifications). ## NADCAP and Industry Certifications for Welding and CNC Machining - Superior Joining Technologies is a Woman-Owned Business. - FAA Repair Station OP Spec (3SJR972Y) Certified for Welding, Fluorescent Penetrant and Magnetic Particle Inspection. - UTC Aerospace Approved to AWS - Fusion Welding for Aerospace Applications. - United States / Canada Joint Certified [(certificate).](https://www.superiorjt.com/hubfs/JCP%20Approval%20%20Letter.pdf) - Smithers ISO 9001 [(certificate)](https://www.superiorjt.com/hubfs/ISO%20Certificate%20Superior%20Joining.pdf) and AS9100 [(certificate) ](https://www.superiorjt.com/hubfs/AS%20Certificate%20Superior%20Joining.pdf) - Nadcap Accredited for Fluorescent Penetrant and Magnetic Particle Inspection [(certificate)](https://www.superiorjt.com/hubfs/Certificate%20Nadcap%20(Aerospace)%20NonDestructive%20Testing%20audit%20%23%20237421%20(2).pdf), Fusion Welding, Laser Welding [(certificate)](https://www.superiorjt.com/hubfs/Certificate-Nadcap-Aerospace-for-Welding.pdf) - Woodward, Inc. Approved Supplier for NDT #3016777 - FAA Drug & Alcohol Free Workplace Certified. - Access to Foreign Trade Zone. - ITAR Certified by the DDTC [(certificate)](https://www.superiorjt.com/hubfs/ITAR%20Registration%20Letter%20M42686%20%20Exp%206-30-2025.pdf).  - Military Critical Technical Data Agreement [(certificate).](https://www.superiorjt.com/hubfs/SUPERIOR%20JOINING%20TECHNOLOGIES%20INC-05ZR4-44273624-JEC.pdf) --- ![nadcap_logo](https://www.superiorjt.com/hs-fs/hubfs/nadcap_logo.jpg?width=149&height=57&name=nadcap_logo.jpg) [![Fabricators & Manufacturers Association](https://www.superiorjt.com/hs-fs/hubfs/Superior_February2019/Image/FMAlogo.jpg?width=158&height=97&name=FMAlogo.jpg)    ](https://www.fmamfg.org/)[![American Welding Society](https://www.superiorjt.com/hs-fs/hubfs/Superior_February2019/Image/aws_color_logo.jpg?width=130&height=100&name=aws_color_logo.jpg)    ![laser-institute-of-america](https://www.superiorjt.com/hs-fs/hubfs/laser-institute-of-america.jpg?width=105&height=29&name=laser-institute-of-america.jpg)](https://www.lia.org/)   Quick Links [****   News**](https://www.superiorjt.com/current-news) [****   Photo Gallery**](https://www.superiorjt.com/gallery/photo-gallery/event/portfolio?layout=imagelist) [*****   "Joining With You"***](https://www.superiorjt.com/about-us/joining-with-you) [*****   Diversity Statement***](https://www.superiorjt.com/diversity-statement) Follow Us [**](https://www.facebook.com/superiorjoining/)   [**](https://www.linkedin.com/company/superior-joining-technologies-inc-/)    [![Contact Us](https://no-cache.hubspot.com/cta/default/5195771/22f46eb6-1501-4e98-9048-4c0a49780438.png)](https://cta-redirect.hubspot.com/cta/redirect/5195771/22f46eb6-1501-4e98-9048-4c0a49780438) [![Request A Quote](https://no-cache.hubspot.com/cta/default/5195771/f8127db5-934d-4c7c-b8b2-b45bdf0b5fa9.png)](https://cta-redirect.hubspot.com/cta/redirect/5195771/f8127db5-934d-4c7c-b8b2-b45bdf0b5fa9) [**Go Home  ****](https://www.superiorjt.com/) Superior Joining Technologies, Inc.  •   phone (815) 282-7581 1260 Turret Dr.   Machesney Park, IL  61115  [Sitemap](https://www.superiorjt.com/sitemap) | © Copyright 2024 [**  **To Top**](https://www.superiorjt.com/current-news/superior-joining-technologies-inc.-now-d1.1-certified#)   [**Go Home  ****](https://www.superiorjt.com/) [**  **To Top**](https://www.superiorjt.com/current-news/superior-joining-technologies-inc.-now-d1.1-certified#) Superior Joining Technologies, Inc. phone (815) 282-7581 1260 Turret Dr,  Machesney Park, IL  61115 [Sitemap](https://www.superiorjt.com/sitemap) ```json { "@context" : "https://schema.org", "@type" : "Corporation", "alternateName" : "Superior Joining Technologies", "contactPoint" : { "@type" : "ContactPoint", "areaServed" : "US", "availableLanguage" : "en", "contactType" : "customer service", "telephone" : "(815) 332-0776" }, "logo" : "https://www.superiorjt.com/hubfs/STJI-optimized-logo.png", "name" : "Superior Joining Technologies, Inc.", "sameAs" : [ "https://www.facebook.com/superiorjoining/", "https://www.linkedin.com/company/superior-joining-technologies-inc-/" ], "url" : "https://www.superiorjt.com/" } ``` ```json { "@context" : "https://schema.org", "@type" : "Organization", "alternateName" : "SJTI", "logo" : "https://www.superiorjt.com/hubfs/STJI-optimized-logo.png", "name" : "Superior Joining Technologies, Inc.", "sameAs" : [ "https://www.facebook.com/superiorjoining/", "https://www.linkedin.com/company/superior-joining-technologies-inc-", "https://www.youtube.com/channel/UCMDnQFFiJohx5z2Bccoty4g" ], "url" : "https://www.superiorjt.com/" } ``` ```json { "@context" : "https://schema.org", "@id" : "", "@type" : "LocalBusiness", "address" : { "@type" : "PostalAddress", "addressCountry" : "US", "addressLocality" : "Machesney Park", "addressRegion" : "IL", "postalCode" : "61115", "streetAddress" : "1260 Turret Dr." }, "geo" : { "@type" : "GeoCoordinates", "latitude" : 42.3791499, "longitude" : -89.0306274 }, "image" : "https://www.superiorjt.com/hubfs/STJI-optimized-logo.png", "name" : "Superior Joining Technologies, Inc.", "openingHoursSpecification" : { "@type" : "OpeningHoursSpecification", "closes" : "16:30", "dayOfWeek" : [ "Monday", "Tuesday", "Wednesday", "Thursday", "Friday" ], "opens" : "06:30" }, "sameAs" : [ "https://www.facebook.com/superiorjoining/", "https://www.linkedin.com/company/superior-joining-technologies-inc-/" ], "telephone" : "(815) 332-0776", "url" : "https://www.superiorjt.com/" } ```