BLADDER TANKS “ANTIFIRE”

Pozhneftehim has been manufacturing the bladder tanks “Antifire” at its own production site in Tula Region (Donskoy) since 2010. All the products meet the requirements of ISO Standards. There is a hydraulic testing site for quality control of bladder tanks and equipment for firefighting systems at the plant.

Bladder tanks “Antifire” are custom-made in accordance with configuration data sheets and technical specifications of firefighting system. Pozhneftehim specialists provide consultation on the issues related to the design documentation of firefighting systems, perform supervised installation and commissioning of bladder tanks at the Customer’s facility, as well as aftersales service (including filling and refilling) of the tank.

Fast Facts:

Available Versions of Bladder tanks Manufactured by Pozhneftehim

Antifire Horizontal Bladder tank Foam concentrate volume 200-17000 l

Antifire Vertical Bladder tank Foam concentrate volume 200-12000 l

Antifire Double Bladder tank Foam concentrate volume 2Х200 - 2Х12000 l

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When purchasing a bladder tank, please, check if the specified parameters and configuration meet the requirements of the design documentation.

Notes for Purchase Department on Choosing and Purchasing Bladder tank (pdf, 7 Mb).

Bladder tank “Antifire”. Technical characteristics

• Dosing – 0.5, 1, 3, 6 % (on request)
• Range of water flow according to nominal inlet pressure and DN of dosing unit (on request)
• Service life – not less than 25 years
• Nominal inlet pressure of bladder tank – 0.4-1.2 MPa (at option on request)
• Loss by dosing unit – not more than 0.02-0.25 MPa
• Range of operational pressure – 0.4-1.4 MPa

Bladder tank Design Features

Computer-Controlled Monitoring of Foam concentrate level (para. 5.1.7, para. 5.1.12 GOST R 50800)	Supplied with Control Cabinet (ShABD) of Bladder tank and set of control instruments
Foam concentrate Mixing (para. 5.9.26 SP 5.13130)	Foam concentrate mixing function (on request)

Quality Parameters

Availability of testing site for Functional Testing of Bladder tank	Pozhneftehim Hydraulic Test Bench
Inner Flexible Container Characteristics	Material: hypalon-neoprene, strength: not less than 300 daN/5 cm Strength of inner flexible container neck – pull test at the load of not less than 3500 N
Inner Corrosion-Resistant Coating	Finish two-component epoxy enamel, coating thickness: 300 (±30) µm. Technical Justification of Specifications, Technology and Certificate of Conformity are supplied on request
Outer Coating	2 layers of epoxy primer, each of 50-60 µm, 1 layer of polyurethane enamel 60-80 µm (standard) Three-layer coating (enamel, primer). Thickness of finish coating: 180-220 (±22) µm (on request)
Technical Specifications and version of Component Parts correspond to the characteristics of foam concentrate and the foam solution (premix)
Dosing Membranes	12Kh18N10T Stainless Steel
Ball Valves on Water Supply Line to Tank and on Foam Compound Supply Line from Tank to Dosing Unit	full port, ball material: stainless steel (when ordering fitting from standard steel) full port, material: stainless steel (when ordering fitting from stainless steel)
Return Valve on Foam Compound Supply Line	Material: stainless steel
Filter on Water Supply Line to Tank	Material: stainless steel
Pressure Gauges on Dosing Unit and on Foam Compound Supply Line from Tank to Dosing Unit	Glycerin-filled, casing material: corrosion resistant steel, pipe union material: copper alloy
Pressure Sensor on Foam Compound Filling Line	Glycerin-filled, casing material: corrosion resistant steel, pipe union material: copper alloy

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Basic Configuration of Bladder tank includes:

• Tank with inner flexible container, dosing unit with fitting, ball valves on water supply line to tank and on foam compound supply line to dosing unit
• Safety valve on water supply line to tank with nominal pressure of 1.6 MPa
• Return valve on foam compound supply line from tank to dosing unit
• Branch pipes for tank filling with foam compound
• Flowmeter
• Pressure gauges on dosing unit and foam compound supply line from tank to dosing unit

Optional Configuration of bladder tank includes:

Dosing Membranes	12Kh18N10T Stainless Steel
Ball Valves on Water Supply Line to Tank and on Foam Compound Supply Line from Tank to Dosing Unit	Full port, ball material: stainless steel (when ordering fitting from standard steel) Full port, material: stainless steel (when ordering fitting from stainless steel)
Return Valve on Foam Compound Supply Line	Type: couple, interflanged Material: stainless steel
Filter on Water Supply Line to Tank	Type: interflanged Material: 09G2S Steel, stainless steel
Pressure Gauges on Dosing Unit and on Foam Compound Supply Line from Tank to Dosing Unit	Glycerin-filled, casing material: corrosion resistant steel, pipe union material: copper alloy
Flowmeter (Pressure Gauge) on Foam Compound Filling Line	Glycerin-filled pressure gauge. Casing material: corrosion resistant steel, pipe union material: copper alloy
Cut-off Valve for protection of Flowmeter (Pressure Gauge) against increased pressure	Stainless steel

Please, consider the quality-to-price ratio when choosing and purchasing bladder tank.

Pozhneftehim offers bladder tanks “Antifire” from high quality materials. Our bladder tanks undergo testing at the testing site and correspond to the design documentation of сustomers. The characteristics of bladder tanks meet the requirements of the Customer’s design documentation. When necessary, our Service Department specialists can provide for filling/refilling during commissioning, training of personnel on operating instructions for bladder tanks. When ordering the bladder tank together with the Pozhneftehim foam concentrate “Aquafom”, additional warranties are provided for foam concentrate storage in bladder tank.

If you want to see operation of the bladder tank as part of firefighting systems and installations, you can sign up to the Advanced Training Courses offered by Pozhneftehim. These are annual training sessions which include testing of firefighting systems and discussion of topical matters related to the design of firefighting systems, development of Special Technical Conditions, selection of firefighting techniques and equipment, selection of foam concentrate taking into account facility features, etc.