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LPG Un/Loading Arm

LPG Un/Loading Arm

LPG Un/Loading Arm

Product catalog summary
Components Description (Standard Version)
The LPG loading/unloading arm features a right-hand layout with a bottom inlet and ANSI 300 inlet flange. It includes swivel styles in 42CrMo4 carbon steel with NBR seals, a boom arm, and a main arm in carbon steel. The system is equipped with a compression spring balancing unit, an emergency breakaway valve VA400 in AISI316 with NBR seals, and a ball valve with a carbon steel body and AISI304 ball with PTFE seals. A gas spring balancing unit is present on the terminal section, and tanker connections are customizable based on customer needs.
Standards and Regulations
The equipment complies with the 94/9/EC directive (ATEX), 2006/42/EC directive (Machinery), 97/23/EC directive (PED), and ASTM - ANSI - EN standards.
SJ200 Swivels Technical Features
The swivels feature single or double ball races, hardened and rectified races, double seals, and a leakage detection port.
Technical Specifications
Design temperature ranges from -25 to +65°C, with a design pressure of 40 bar and a test pressure of 60 bar. The maximum flow rate is 45 m3/h for 2” and 80 m3/h for 3”.
LA300/400 Series
The LA300/400 series is designed for transferring LPG and other fluids under pressure between stocking depots and road or railway tankers. It can be configured as a single arm for liquid phase (LA300) or as a loading/unloading station for both liquid and vapor phases (LA400). Various configurations are available, including classic bottom design and top rail-tank loading/unloading systems.
Options
Options include different pipe lengths, diameters from 1½” to 3”, alternative materials (KCS, SS), various seals (HNBR, FKM, FFKM, PTFE), base flange standards (PN40 or others), layout options (left-hand), and inlet configurations (top vertical, lateral). Special configurations for extended temperature ranges (-60/+200 °C) and custom color coding are also available.
Accessories
Accessories include a position switch for working or parking position, a shock absorber for emergency release valve cable, a draining pipe ½“, and a standpost.
Standard Documentation
Includes a declaration of conformity to applicable directives, a final test report, and an owner manual with BOM and spare part lists.
Documentation on Request
Available upon request are a Welding Book (WB) with welding map, qualifications, procedures, and tests, a Material Identification Map (MIM) with 3.1 EN 10204 certifications for steel, and a Complete Quality Control Plan (QCP).
Dimensions
Boom arm dimensions range from 1200-1800 mm (standard 1500 mm), and main arm dimensions range from 1500-2000 mm (standard 1800 mm).
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Catalog excerpts

LPG Un/Loading Arm-1

LPG loading/unloading arm LA300/400 series LA300/400 series is designed to transfer LPG and other fluids under pressure from stocking depots to road or railway tankers and vice versa. It can be installed as single arm for liquid phase (LA300), or as loading/unloading station with both liquid and vapor phases (LA400). Different solutions are available, from the classic bottom design, to the top rail-tank loading/unloading system (Russian type). Standards and Regulations • 94/9/EC Directive (ATEX) • 2006/42/EC Directive (Machinery) • 97/23/EC Directive (PED) • ASTM - ANSI - EN standards SJ200 swivels technical features • Single or double ball races • Hardened and rectified races • Double seal • Leakage detection port Technical specifications • Design temperature: -25 / +65°C • Design pressure: 40 bar • Test pressure: 60 bar • Max flow rate: 2” } 45 m3h 3” } 80 m3h Components description (standard version) • Right-hand layout, bottom inlet, ANSI 300 inlet flange • Swivel style 30 in 42CrMo4 carbon steel + NBR seals • Boom arm in carbon steel • Double swivel style 50 in 42CrMo4 carbon steel + NBR seals • Compression spring balancing unit • Main arm in carbon steel • Emergency breakaway valve VA400 in AISI316 + NBR seals • Double swivel style 50, in 42CrMo4 carbon steel + NBR seals • Ball valve, carbon steel body, AISI304 ball, PTFE seals • ½“ ball valve for draining, AISI316 + PTFE seals • Gas spring balancing unit on terminal section • Tanker connection depending on customer needs

 Open the catalog to page 1
LPG Un/Loading Arm-2

• Different pipes length • Diameters: from 1½” to 3” • Other materials: KCS - SS • Other seals: HNBR - FKM - FFKM - PTFE • Base flange: PN40 or other standards • Layout: Left-hand • Inlet: Top vertical, lateral • Split type swivels • Special configurations for extended temperature (-60/+200 °C) • Custom color coding • Tanker connections: - Hammer Union fig. 602 or 206 - NPT thread male or female - Lap joint flange - Dry gas coupler (Stanag) • Position switch for working or parking position • Shock absorber for emergency release valve cable • Draining pipe ½“ • Standpost PLUS Swivels in 42CrMo4...

 Open the catalog to page 2
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.