LPG Un/Loading Arm
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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

• 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...