Collection: Borosilicate Glass Tube

Tubular borosilicate glass can be used in tanks, boilers, reservoirs, flow reading equipment and much more. The borosilicate glass construction makes the tubular high pressure glass durable enough to hold up to high pressure, high temperatures and even corrosive chemicals.
Performance
Temperature resistance:250
Color: transparent clear
Transmittance: 91%
Density: 2.23 g/cm3
Morris hardness: 7
Composition content: Boron: 12.5~13.5%, silicon: 78~80%
Shape: Round, Square with holes, uncommon shape etc.
Modulus of elasticity:63•103N•mm-2
Poisson's ratio: 0.18
Tensile strengt: 4.8x107pa(N/M2)
Compressive strength: (0-300) 3.3±0.1×10-6K-1
Thermal conductivity: 1.2W•m-1•k-1
Annealing point: 560°C
Softening point: 820±10°C
Electrical resistivity:>1018 Ωm
Dielectric constant: 4.6 1 MHz, 25
Water resistance: ISO719 HGB Level 1
Acid resistance: ISO195 HGB Level 1
Alkali resistanceISO695 HGB Level 2
49 products
  • Tubular Liquid Level Water Gauge Assemblies 1/2''NPT 1/2''and 5/8'' diameter glass tube
    water gauge
    Regular price
    $0.00
    Sale price
    $0.00
    Regular price
    Unit price
    per 
    Sold out
  • Water gauge 1/2''NPT 5/8'' glass tube
    Regular price
    $0.00
    Sale price
    $0.00
    Regular price
    Unit price
    per 
    Sold out
  • Oil sight glass max temperature 200℃ stainless steel body borosilicate glass tube
    Regular price
    $0.00
    Sale price
    $0.00
    Regular price
    Unit price
    per 
    Sold out
  • Red line with white line glass tube for liquid level indicator
    Regular price
    $0.00
    Sale price
    $0.00
    Regular price
    Unit price
    per 
    Sold out
  • PTFE (Polytetrafluoroethylene) Rubber Ring gasket for cock level gauge/glass tube level gauge
    Regular price
    from $1.60
    Sale price
    from $1.60
    Regular price
    Unit price
    per 
    Sold out
  • PTFE (Polytetrafluoroethylene) Rubber Ring cone gasket for cock level gauge/glass tube level gauge
    Regular price
    from $1.60
    Sale price
    from $1.60
    Regular price
    Unit price
    per 
    Sold out
  • Fluoro Rubber Ring (FPM or FKM) Rubber Ring gasket for glass tube level gauge/cock level gauge
    Regular price
    from $1.60
    Sale price
    from $1.60
    Regular price
    Unit price
    per 
    Sold out
  • Nitrile Rubber Ring gasket for glass tube level gauge/cock level gauge
    Regular price
    from $1.60
    Sale price
    from $1.60
    Regular price
    Unit price
    per 
    Sold out
  • Silicone Rubber Ring for cock level gauge and glass tube level gauge
    Regular price
    from $1.60
    Sale price
    from $1.60
    Regular price
    Unit price
    per 
    Sold out
  • Borosilicate glass tube 3 3/4'' outer diameter 5mm wall thickness 100mm height
    Regular price
    $15.50
    Sale price
    $15.50
    Regular price
    Unit price
    per 
    Sold out
  • Borosilicate glass tube 3 14/15'' outer diameter 5mm 7mm 9mm wall thickness 100mm height
    Regular price
    $15.50
    Sale price
    $15.50
    Regular price
    Unit price
    per 
    Sold out
  • Borosilicate glass tube 4 1/3'' outer diameter 5mm 8mm wall thickness 100mm height
    Regular price
    $15.00
    Sale price
    $15.00
    Regular price
    Unit price
    per 
    Sold out