{"id":693976,"date":"2024-11-06T05:34:56","date_gmt":"2024-11-06T05:34:56","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ul-331b2020\/"},"modified":"2024-11-06T05:34:56","modified_gmt":"2024-11-06T05:34:56","slug":"ul-331b2020","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ul\/ul-331b2020\/","title":{"rendered":"UL 331B:2020"},"content":{"rendered":"

1 Scope<\/b><\/p>\n

\n

1.1 These requirements cover complete, self-contained strainer or filter assemblies intended for use with the fuels designated in 2. Although these devices are designated strainers, they may be either strainers or filters according to the common terminology of the industry.<\/p>\n<\/p>\n

\n

1.2 Strainers and filter assemblies covered by these requirements are intended for use with one or more of the following:<\/p>\n

    \n
  1. \n

    a)\u00a0Diesel fuel, which includes renewable diesel, and diesel\/biodiesel blends with nominal biodiesel concentrations up to 5 percent (B0 \u2013 B5) formulated in accordance with the Standard Specification for Diesel Fuel Oils, ASTM D975;<\/p>\n<\/li>\n

  2. \n

    b)\u00a0Diesel\/biodiesel blends and renewable diesel\/biodiesel blends with nominal biodiesel concentrations from 5 percent up to 20 percent (B6 \u2013 B20) formulated in accordance with the Standard Specification for Diesel Fuel Oil, Biodiesel Blends (B6 \u2013 B20), ASTM D7467;<\/p>\n<\/li>\n

  3. \n

    c)\u00a0Biodiesel (B99.9\/B100) formulated in accordance with the Standard Specification for Biodiesel Fuel Blend Stock (B100) for Middle Distillate Fuels, ASTM D6751;<\/p>\n<\/li>\n

  4. \n

    d)\u00a0Kerosene formulated in accordance with the Standard Specification for Kerosine, ANSI\/ASTM D3699;<\/p>\n<\/li>\n

  5. \n

    e)\u00a0Fuel oil (heating oil) formulated in accordance with the Standard Specification for Fuel Oils, ASTM D396.<\/p>\n<\/li>\n<\/ol>\n

    \n

    1.3 These requirements do not cover the following:<\/p>\n

      \n
    1. \n

      a)\u00a0Strainers for handling liquids under cryogenic conditions;<\/p>\n<\/li>\n

    2. \n

      b)\u00a0Straniers for marine use;<\/p>\n<\/li>\n

    3. \n

      c)\u00a0Strainers for automotive fuel lines;<\/p>\n<\/li>\n

    4. \n

      d)\u00a0Strainers for handling refrigerants;<\/p>\n<\/li>\n

    5. \n

      e)\u00a0Strainers for use in such facilities as chemical, petrochemical, petroleum, and utility power plants;<\/p>\n<\/li>\n

    6. \n

      f)\u00a0Strainers for use in fluid-power (hydraulic and pneumatic) applications;<\/p>\n<\/li>\n

    7. \n

      g)\u00a0Strainers or filter assemblies for use with gasoline or gasoline\/ethanol blends, which are covered under the Outline of Investigation for Strainers for Gasoline and Gasoline\/Ethanol Blends with Nominal Ethanol Concentrations Up to 85 Percent (E0 \u2013 E85), UL 331A<\/b><\/p>\n<\/li>\n

    8. \n

      h)\u00a0Strainers or filter assemblies for use with LP-Gas, Natural Gas, Manufactured Gas, and Anhydrous Ammonia, which are covered under the Standard for Strainers for Flammable Fluids and Anhydrous Ammonia, UL 331<\/b>.<\/p>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

      Strainers for Diesel Fuel, Biodiesel Fuel, Diesel\/Biodiesel Blends with Nominal Biodiesel Concentrations Up to 20 Percent (B20), Kerosene, and Fuel Oil<\/b><\/p>\n\n\n\n\n
      Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
      UL<\/b><\/a><\/td>\n2020-10-01<\/td>\n32<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":693986,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2680],"product_tag":[],"class_list":{"0":"post-693976","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ul","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/693976","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/693986"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=693976"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=693976"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=693976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}