Product Description

Techno 6″ Butterfly Wafer Valve with Lever Operator

Body: Wafer style, Ductile Iron, ASTM A395 Gr. 60-40-18
Disc: 304 Stainless Steel, ASTM A351 Gr. CF8M
Seat: Resilient, EPDM seat
Operator: Ten Position Lever Handle (included)
Pressure Class: ASME 150

Size: 6″ (150mm)
A: 8.3125″ (212mm)
B: 4.71875″ (120mm)
C: 2.1875″ (56mm)
E: 2.75″ (70mm)
L: 0.4375″ (10mm)
Body weight: 17.2lb (7.8kg)

Techno BVW-Butterfly Valve dimensions

BVW Series: Wafer-style Techno Butterfly Valves from US Valve

  • The Model BVW resilient seated butterfly valve is available in Buna-N, EPDM and VitonĀ® configurations.
  • A fully-lined elastomer seat provides complete isolation of the process media from the ductile iron valve body.
  • All internal support hardware, including discs, braces and brackets are manufactured of corrosion-resistant stainless steel.
  • 2″ through 24″ body sizes available in Class 150 ratings.
  • Wafer style body design includes ISO 5211 mounting pad for international standard manual and automated operators.
  • Elastomer U-cup seal packing gland and PTFE shaft bushing provide for superior leak protection.
  • All TECHNO Butterfly Valves are designed in accordance with API609 and tested to API598.

Techno BVW Butterfly Valve diagram

1 Body Ductile Iron ASTM A395 Gr. 60-40-18
2 Disc 304 Stainless Steel ASTM A351 Gr. CF8
3 Seat EPDM
4 Stem 410 Stainless Steel ASTM A276
5 Bushing PTFE
6 U-cup Seal EPDM
7 Operator (not shown) Malleable Iron Ten Position Lever Handle

6″ Butterfly Wafer Valve

BOM Number: 6.0 BVW DI 34 U LO A15 WF SKU: 31853 Category:

Lead time is typically 1 week

Shipping Weight: 20 lbs
Shipping Dimensions: 15 × 15 × 5 in

Techno Valve

Body Materials:

Ductile Iron

Internal Materials:

Stainless Steel

Seal Elastomer:


Valve Type:


Pipe Size:


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