LPG: Copper Corrosion by LPG • Density of LPG and of Light Hydrocarbons • Gage Vapour Pressure of LPG • Hydrogen Sulfide in LPG • LPG Relative Purity • Sampling and Gauging

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Gage Vapour Pressure of LPG

ASTM D1267
IP 161 - IP 410
ISO 4256

Gage Vapour Pressure of Liquefied Petroleum (LP) Gases (LP-gas Method)
This test method covers the determination of the gage vapour pressures of liquefied petroleum gas products at temperatures of 37.8°C (100°F) up to and including a test temperature of 70°C (158°F).

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LT/VP-174000-A/M

Vapour Pressure Cylinder - Lower Chamber - Two Openings - ASTM D1267

• Made in stainless steel.
• In one end of the chamber an opening of approximately ½" shall be provided for coupling with the vapour chamber by means of a straight-trough valve.
• Sloped inner surface.
• Provided with charging / discharging valve.
• Volume of approx. 130 cc.

LT/VP-174000-B/M

Vapour Pressure Cylinder - Upper Chamber - ASTM D1267

• Made in stainless steel.
• Lower coupling ½".
• Complete with bleeder valve assembly and ½" coupling for pressure gauge.
• Volume of approx. 520 cc.

LT/VP-174000-C/M

Vapour Pressure Cylinder - Lower Chamber 33 1/3% - Two Openings - ASTM D1267

• Made in stainless steel.
• In one end of the chamber an opening of approximately ½" shall be provided for coupling with the vapour chamber by means of a straight-trough valve.
• Sloped inner surface.
• Provided with charging / discharging valve.
• Volume of approx. 260 cc.

Hydrostatic test

The assembled chambers are certified by the manufacturer to withstand approx.1000 PSI (70bar) of hydrostatic pressure without permanent deformation

Accessories

• LT/TB-177000/M thermostatic bath, 3 places
  • completely made in 18/8 stainless steel
  • equipped with double bottom
  • thermostating is digitally thermoregulated PID with overtemperature alarm and probe PT100A
  • stainless steel heater working temperature up to 80°C
  • the bath is fitted with cooling coil and motor stirrer
  • support which allows the immersion of 3 vapour pressure cylinders or 2 density pressure hydrometer
  • atmospheric draining
  • power supply: 220 Vac 50/60 Hz
• LAB-101-742/100: pressure gauge double scale 0-700 kPa, 0-100 Psi made in stainless steel, div. 70 kPa (10 Psi) precision 3.4 kPa (0.5 Psi)
• LAB-101-742/250: pressure gauge double scale 0-1750 kPa, 0-250 Psi, made in stainless steel, div. 172 kPa (25 Psi) precision 7 kPa (1 Psi)
• LAB-101-742/500: pressure gauge double scale 0-3500 kPa, 0-500 Psi, made in stainless steel, div. 344 kPa (50 Psi) precision 35 kPa (5 Psi)
• LAB-101-743:copper capillary adaptor ∅ 6 mm × 4 mm

Spare Parts

• LAB-101-744: gasket, pack of 10
• LAB-101-745: total flow valve

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