STP MBR Return-Sludge Airlift Assembly DN50 316L (replacement)

Name: STP MBR Return-Sludge Airlift Assembly DN50 316L (replacement)
Brand: Generic
SKU: CB-SEO-3824

Generic · Separators & Centrifuges · Sewage Treatment Plant Parts

Part Number
STP-RSAL-DN50 · HS 8421.99

STP MBR Return-Sludge Airlift Assembly DN50 316L (replacement)

STP MBR Return-Sludge Airlift Assembly DN50 316L — gas-lift recirculation airlift assembly for MBR return-sludge / mixed-liquor return flow on Hamworthy S.

Technical Specifications

Component	Airlift return-sludge assembly
Size	DN50
Tube material	316L stainless welded per ASTM A312
Coupling	316L Victaulic-style grooved EN 10357
Gasket	EPDM
Air injection	316L venturi with 1/2 BSP air inlet
Lifting capacity	150 m³/h at 1 m³/h air
Delivery	with EN 10204 3.1 + welder qualification per EN ISO 9606-1

Properties

Material	316L stainless tube + 316L Victaulic-style grooved coupling + EPDM gasket + 316L air-injection venturi + 304 stainless lifting eye
MOQ	1 ea

Compatibility

Form-fit envelope for MBR return-sludge airlift assembly on Hamworthy Super Trident, Wärtsilä HMX MBR + RWO ORCA STPs.

Standards

ASTM A312 standard specification for seamless, welded and heavily cold-worked austenitic stainless steel pipes
EN 10357 austenitic, austenitic-ferritic and ferritic longitudinally welded stainless steel tubes for the food and chemical industry
IMO MEPC.227(64) revised guidelines on implementation of effluent standards and performance tests for sewage treatment plants
MARPOL Annex IV regulations for the prevention of pollution by sewage from ships
EN 12255-15 wastewater treatment plants — measurement of oxygen transfer in clean water
ISO 5198 centrifugal pump performance testing — Class 1 / Class 2
ASTM D6908 standard practice for integrity testing of water filtration membrane systems
EN 10204 3.1 material certificate available
ISO 9606-1
ISO 5198
EN 10357
EN 10204
EN ISO 9606-1
EN 12255-15
ASTM A312
ASTM D6908
MEPC.227
MARPOL

Approvals

CE LVD 2014/35/EU
CE EMC 2014/30/EU
CE MED Module B/D (MarED) where applicable
IACS UR M77/E10 compliant when fitted as like-for-like on certified equipment
CE
MED
EMC
LVD
MARPOL
IMO
MEPC