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    AI Overview
    Iron Wire Triangles with Clay Pipe Stem – Scientific Labwares
    Pipe Clay Triangle Explained: Its Function in Laboratory ...
    An iron wire clay pipe triangle (or pipeclay triangle) is a laboratory support tool used to hold a crucible directly over a Bunsen burner flame. It consists of three porcelain/fireclay tubes strung onto twisted galvanized iron wires, forming an equilateral triangle. 
    Key Features and Uses 
    • High-Temperature Support: It provides a stable base for porcelain or ceramic crucibles, capable of withstanding intense, direct heat.
    • Direct Heating: Unlike wire gauze (which spreads heat for glassware), the triangle allows the flame to touch the bottom of the crucible directly, necessary for firing or thermal decomposition experiments.
    • Stable Design: The triangle shape ensures round-bottomed crucibles sit securely on a tripod or iron ring.
    • Sizes: Common side lengths are 2-inch (
      50
      mm
      ), 2.5-inch (
      65
      mm
      ), or 3-inch (
      75
      mm
      ).       
    Common Applications 
    • Heating a substance to high temperatures (e.g., carbonization).
    • Melting metal samples.
    • Firing clay or ceramic samples. 
    Representative Products (As of April 2026) 
    Item Key FeatureApprox. Price
    Zoro - Clay Pipe Triangle (2" Sides)Galvanized iron wire
    ≈
    $
    1.35
    Lab Pro - Clay Pipe Triangle (2" Sides)High-temperature support
    ≈
    $
    2.10
    Home Science Tools (2.5" Sides)Good for education/home lab
    ≈
    $
    2.50
    GSC International (2.5" Sides)Durable, high heat
    ≈
    $
    11.62
     (Walmart)
    Usage Tips 
    1. Placement: Place on a tripod/iron ring with legs/sides pointing up for maximum stability.
    2. Safety: Handle with crucible tongs, as the triangle stays hot for a long time after the burner is off.
    3. Inspection: Check that the porcelain tubes are not broken or cracked before heating. 
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        Buy Clay Triangle – Heat Resistant Crucible Support for Labs


        ChemScience
        https://www.chemscience.com › ... › Clay Pipe Triangles
        ChemScience
        https://www.chemscience.com › ... › Clay Pipe Triangles
        Shop Chem Science's durable pipeclay triangles designed to support crucibles during direct flame heating. Heat resistant stable and essential labware.

        Iron Wire Triangles with Clay Pipe Stem


        Scientific Labwares
        https://edu-labs.com › Catalog
        Scientific Labwares
        https://edu-labs.com › Catalog
        Iron Wire Triangles with Clay Pipe Stem, Features: Thick gauge, Double-Twisted Iron Wire For heating crucibles over an open flame With clay-pipe stem.
        $7.99 · In stock

        Fockety Ceramic Pipe Clay Triangle, High Temperature ...


        Amazon.com
        https://www.amazon.com › Fockety-Triangle-Temperat...
        Amazon.com
        https://www.amazon.com › Fockety-Triangle-Temperat...
        A laboratory tool used to support a crucible being heated and prevent bursting. Iron wires through the hollow ceramic pipes can bear a certain weight.Read more

        Pipeclay Triangle,Laboratory Porcelain Labware


        CS Ceramic Co.,Ltd
        https://www.csceramic.com › pipeclay-triangle_c26
        CS Ceramic Co.,Ltd
        https://www.csceramic.com › pipeclay-triangle_c26
        Iron Wire Clay Pipe Triangle · 65*8mm Iron Wire Clay Pipe Triangle Pipeclay Triangle Ceramic for Lab. 1. Features: high temperature resistance and chemical ...Read more

        Pipeclay triangle


        Wikipedia
        https://en.wikipedia.org › wiki › Pipeclay_triangle
        Wikipedia
        https://en.wikipedia.org › wiki › Pipeclay_triangle
        A pipeclay triangle is a piece of laboratory apparatus that is used to support a crucible or other object being heated by a Bunsen burner or other heat source.Read more

        Crucible Triangle Clay Pipes, 575-Mm


        Chemical Store Inc.
        https://us.chemicalstore.com › crucible-triangle-clay-pip...
        Chemical Store Inc.
        https://us.chemicalstore.com › crucible-triangle-clay-pip...
        The Crucible Triangle Clay Pipes is a specialized triangle that features 575-mm sides and is perfect for chemistry labs and research facilities. Each pipe is 50 ...Read more
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        People also ask
        What is a crucible and clay pipe triangle used for in chemistry?
        A pipeclay triangle is a piece of laboratory apparatus that is used to support a crucible being heated by a Bunsen burner or other heat source. It is made of wires strung in an equilateral triangle on which are strung hollow ceramic, normally fire clay, tubes.

        Clay Pipe Triangles - ChemScience


        ChemScience
        https://www.chemscience.com › ... › Clay Pipe Triangles
        ChemScience
        https://www.chemscience.com › ... › Clay Pipe Triangles
        How do you support a crucible with a clay triangle?
        Part of a video titled Using Crucibles - YouTube
        2:19
        8:41
        KEGS Chemistry
        YouTube·
        Sep 29, 2020

        Using Crucibles

        YouTube·KEGS Chemistry·Sep 29, 2020
        YouTube
        In this video
        "...And then we're just going to rest it in here. And twist the wires. Over. So that it's securely held in the tripod...."
        From 2:19
        Part of a video titled Using Crucibles - YouTube
        And then we're just going to rest it in here. And twist the wires. Over. So that it's securely heldMoreAnd then we're just going to rest it in here. And twist the wires. Over. So that it's securely held in the tripod.

        Using Crucibles - YouTube


        YouTube
        https://www.youtube.com · KEGS Chemistry
        YouTube
        https://www.youtube.com · KEGS Chemistry
        What is a clay triangle supported by iron ring?
        Clay triangles are used to support crucibles when heating them. The clay portion is actually a ceramic material that can withstand extreme temperatures, such as those produced by a Bunsen Burner. The triangle is set on top of an iron ring, and the crucible sits down in the center of the triangle.

        Clay Triangle - Crucible Support - 1-1/2 - Legend Inc.


        Legend Inc.
        https://www.lmine.com › product › clay-triangle-crucible...
        Legend Inc.
        https://www.lmine.com › product › clay-triangle-crucible...
        What is the difference between wire gauze and clay triangle?
        Unlike wire gauze, which primarily supports glassware such as beakers, flasks, or evaporating dishes and provides indirect heat transfer to the glassware, the pipeclay triangle normally supports a crucible and allows the flame to heat the crucible directly.

        Pipeclay triangle - Wikipedia


        Wikipedia
        https://en.wikipedia.org › wiki › Pipeclay_triangle
        Wikipedia
        https://en.wikipedia.org › wiki › Pipeclay_triangle

        Web results

        Pipe Clay Triangle Explained: Its Function in Laboratory ...


        Wiltronics
        https://www.wiltronics.com.au › pipe-clay-triangle-expl...
        Wiltronics
        https://www.wiltronics.com.au › pipe-clay-triangle-expl...
        Oct 25, 2022 — The pipeclay triangle supports a crucible and allows the flame to heat it directly. This is different to wire gauze, which holds glassware such ...Read more
        Images
        Amazon.com: 5pcs 65mm Lab Clay Triangle Crucible Holder ...
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        Iron Wire Triangles with Clay Pipe Stem
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        Clay triangle with 2.5" pipe stems


        Home Science Tools
        https://www.homesciencetools.com › product › triangle...
        Home Science Tools
        https://www.homesciencetools.com › product › triangle...
        Supports crucibles, evaporating dishes or funnels on a ring support when heating to high temperatures. Each pipe stem is approximately 2.5 inches in length.Read more
        $2.50 · In stock · 5.0(3) · $8.95 delivery · 60-day returns

        A Clay Triangle or pipeclay triangle is a piece of laboratory ...


        Facebook · Anesor Chemlab Supplies Inc.
        9 months ago
        Facebook · Anesor Chemlab Supplies Inc.
        9 months ago
        It is made of wires strung in an equilateral triangle on which are strung hollow ceramic, normally fire clay, tubes. The triangle is usually ...Read more
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