STP MBR Air-Flow Control Valve PP/PE Diaphragm 3/4 BSP (replacement)
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Product Description
Generic STP-AFV-34 STP MBR Air-Flow Control Valve PP/PE Diaphragm 3/4 BSP (replacement) — service spare for engine-room MBR sewage-treatment plant aeration fine-bubble diffu.
Technical Specifications
- Component
- STP MBR Air-Flow Control Valve PP/PE Diaphragm 3/4 BSP (replacement) material: PP/PE diaphragm air-flow control valve + EPDM diaphragm + 316L stainless stem + 1/2 / 3/4 / 1 BSP threaded ports + manual hand-wheel + EN ISO 16135 Operating range: 0-6 bar / 0-60 C / PP/PE body + EPDM diaphragm + 316L stem + manual hand-wheel + Kv 4-12 m³/h Process connection: 1/2 / 3/4 / 1 BSP threaded inlet + outlet + manual hand-wheel + PP/PE body + EPDM diaphragm Delivery: with EN 10204 3.1 material cert + installation note + EN ISO 16135 type-test certificate + factory pressure-test report
Standards & Compliance
- Material
- PP/PE diaphragm air-flow control valve + EPDM diaphragm + 316L stem
- HS Code
- 8421.99
Compatibility & Fitment
Form-fit envelope for Hamworthy Super Trident ST series, Evac MBR, Detegasa BIOMASTER, Wartsila Hamann HL-CONT Plus, Jets BioOPTI MBR sewage-treatment plant aeration fine-bubble diffuser disc + PP holder + PVC-U manifold + tee + cross + air-flow control diaphragm valve fitment.
Product Documentation
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Catalogue entry last verified: 2026-08-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy STP-AFV-34?
- STP-AFV-34 can be ordered from cballast.com: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this product?
- The manufacturer part number is STP-AFV-34.
- What is the HS code for STP-AFV-34?
- The customs tariff (HS) code for STP-AFV-34 is 8421.99.
- Is a datasheet available for STP-AFV-34?
- Yes — the STP-AFV-34 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for STP-AFV-34?
- The minimum order quantity is 1.
- Is STP-AFV-34 available?
- Yes — STP-AFV-34 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
- How do I get a price for STP-AFV-34?
- Request a quotation with the quote button on this page or by email to sales@cballast.com — we reply within 24 hours with price, availability and lead time.