Società Generale Impianti Gas

Via Fontana,18 – 20122 Milano (MI)
+39  0524  894111 

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LPG loading arms

LPG loading arms


Loading arms are used in major storage terminals for the connection between tankers and storage. Gas and liquid LPG is tranferred from/to the terminal storage tanks through the arms.
When not in operation, the arm can be folded reducing the space utilization and at the same time the risk of being damage by a truck.


  • Max operating pressure (PS) : 40bar;
  • Test pressure (PT) : 57,5bar;
  • Operating temperature (TS min/max) : -10°/+50°C(carbon steel), -40°/+50°C ( A333 or stainless steel);
  • Liquid : LPG (mix Propano-Butano) o DME;
  • Nominal flow rate (liquid): 50 m3/h;
  • PED cathegory: II^ category.


The loading arm is protected against corrosion through a first layer of epoxy primer 50μm and a second layer of 50μm poliurethane finishing.
SA 2’’ ½ sand blasting on request.


  • N.1 Lockable ball valve, carbon steel A216, galvanised;
  • N.1 Break-Away valve with stainless steel AISI304 connections and main body in brass OT58 (this valve prevents the uncontrolled discharge of gas if broken for an anticipated departure of the truck);
  • N.1 Weco fitting with OT58 ring nut and A105 body (standard quick connector, other solution available on request);
  • N.1 Purge valve, brass, ¼‘’;
  • N.6 Rotating joints with carbon steel body, BunaN/Viton seals, brass rings and spring in stainless steel;
  • N° 1 balancing group;
  • RGS3 gaskets;
  • Buna N ORings;
  • Handles;
  • Left or right execution.

Available on request:

  • ANSI 300 flanges;
  • VITON gaskets and seals;
  • Dry-break Quick couplings;
  • Flanged connection to the truck (brass made flanges).


  • Directive machinery 2021/0105/COD
  • EMC 2014/30/UE
  • PED 2014/68/UE
  • ATEX 2014/34/UE


Request information!

Società Generale Impianti Gas Spa

Registered Office: Via Fontana,18 – 20122 Milano
Operative Office: Via San Faustino 28 – 43036 Fidenza (PR)

Capitale Sociale/Share capital € 5.000.000,00 i.v.
P.iva/VAT Number: 01274370152

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