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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Vapour Pressure Cylinder

LT/VP-174000-A: Lower Chamber, Two Openings, 20% vol. ratio

• Made of high-quality stainless steel, long time corrosion resistant, Internal and external fine polishing for excellent drop drain.
• Upper connection ½” fitting with 12.7 straight-through full-opening valve made in brass (p/n 5138).
• The inner surface of the coupling end shall be sloped to provide complete drainage when inverted.
• 6.35 mm valve positioned near bottom.
• Volume of approx. 130 cc.

LT/VP-174000-B: Upper Side, Vapour Chamber

• Made of high-quality stainless steel, long time corrosion resistant, Internal and external fine polishing for excellent drop drain.
• Upper/Lower connections ½” fitting.
• Stainless steel adapter with ¼” purging valve and ½” pressure gauge connection.
• Volume of approx. 520 cc.

LT/VP-174000-C: Lower Chamber, Two Openings, 331/3% vol. ratio

• Made of high-quality stainless steel, long time corrosion resistant, Internal and external fine polishing for excellent drop drain.
• Upper connection ½” fitting with 12.7 straight-through full-opening valve made in brass (p/n 5138).
• The inner surface of the coupling end shall be sloped to provide complete drainage when inverted.
• 6.35 mm valve positioned near bottom.
• Volume of approx. 260 cc.

Spare Parts

• 7066: Gasket, pack of 10 pcs.
• 5138: Total flow valve made in brass.
• 17661: Total flow valve made in stainless steel.

Accessories

• 5472: Flexible junction with quick couplings.
• 5389: 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).
• 2334: Pressure gauge double scale 0-1750 kPa, 0-250 Psi, made in stainless steel, div. 172 kPa (25 Psi), precision 7 kPa (1 Psi).
• 5393: Pressure gauge double scale 0-2000 kPa, 0-285 Psi, made in stainless steel, div. 100 kPa (20 Psi), precision 5 kPa (1 Psi).
• 5395: Pressure gauge double scale 0-3500 kPa, 0-500 Psi, made in stainless steel, div. 344 kPa (50 Psi), precision 35 kPa (5 Psi).
• T-AS18C: Thermometer ASTM 18C IP 23C, range +34°…+42°C, div. 0,1°C, propylene carbonate filled.
• T-AS64C: Thermometer ASTM 64C, range +25°…+55°C, div. 0,1°C, propylene carbonate filled.
• T-AS65C: Thermometer ASTM 65C, range +50°…+80°C, div. 0,1°C, propylene carbonate filled.
• 3837: Digital thermometer reader with LCD display for PT100, PT1000, resolution 0.01°C, accuracy 0.01°C, read up to +650°C, double channel.
• 3779: PT100 sensor for immersion, temperature range -196°…+500°C, 3 mm diameter, 300 mm length.
• LT/TB-177000/M: Thermostatic bath, floor model.
  • Floor stand instrument completely made in stainless-steel.
  • Internal stainless-steel bath with capacity of 90 liters, equipped with double-insulation and fully immersion stainless-steel heater.
  • Temperature controlled by a digital thermoregulator with PID functions that control the temperature trough an A class PT100 sensor in the range from ambient to +90°C, resolution 0,1°C and stability ±0.1°C (with cover).
  • Motorized stirrer grant uniformity and stability.
  • Manually settable overtemperature cut-off alarm.
  • Stainless-steel cover with thermoplastic insulated handle.
  • Support which allows the immersion of 3 vapour pressure cylinders.
  • Dimensions: w 50.5 × d 50.0 × h 105.0 cm.
  • Internal dimensions: w 40.0 × d 35.0 × h 61.0 cm.
  • Power supply: 220 Vac or 115 Vac 50/60 Hz.
  • Max. consumption: 2000 Watt.
• LT/TB-176000/M: Thermostatic bath, table top.
  • Bench top instrument completely made in stainless-steel.
  • Internal stainless-steel bath with capacity of 45 liters, equipped with double-insulation and fully immersion stainless-steel heater.
  • Temperature controlled by a digital hermoregulator with PID functions that control the temperature trough an A class PT100 sensor in the range from ambient to +90°C, resolution 0,1°C and stability ±0.1°C (with cover).
  • Motorized stirrer grant uniformity and stability.
  • Manually settable overtemperature cut-off alarm.
  • Stainless-steel cover with thermoplastic insulated handle.
  • Support which allows the immersion of 2 vapour pressure cylinders.
  • Dimensions: w 37.0 × d 37.0 × h 72.0 cm.
  • Internal dimensions: w 21.0 × d 26.7 × h 53.0 cm.
  • Power supply: 220 Vac or 115 Vac 50/60 Hz.
  • Max. consumption: 2000 Watt.

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