China Industrial Valve Manufacturer & Global B2B Supplier – Baoming Valve
Home / Products / Silent, Dual Plate & Swing Check Valves / Grooved Silent Non-Return Valve H81X
Grooved Silent Non-Return Valve H81X
Grooved Silent Non-Return Valve H81X detail 1Grooved Silent Non-Return Valve H81X detail 2Grooved Silent Non-Return Valve H81X detail 3
# Product Info Right
MODEL: H81X-16

Grooved Silent Non-Return Valve H81X

Precision manufactured by Quanzhou Baoming Hardware Products Co., Ltd. for municipal waterworks, HVAC distribution, and industrial pipeline projects. Features 100% zero-bubble-tight leakage testing per EN 12266-1 Rate A and FBE electrostatic corrosion protection.

Key Technical Specifications

Size Range: DN50 - DN300 (2" - 12")
Pressure Rating: PN16 / 300 PSI
Body Material: Ductile Iron GGG50
Verification: ISO9001/CE Verified

Key Performance Features

  • Fast victaulic grooved end piping
  • Stainless steel spring closing mechanism
  • Anti-water-hammer shock absorption
  • Fire protection standard test passed
Chat on WhatsApp Request Quote

Full Engineering Standard Matrix

Design & Manufacturing StandardEN 12334 / API 594
Face-to-Face StandardISO 5752 / ASME B16.10
Flange Drilling & StandardEN 1092-2 PN10/PN16 / ANSI B16.1 Class 125/150 / BS4504
Hydrostatic Test StandardEN 12266-1 Rate A / ISO 5208 Rate A (Zero Bubble-Tight Leakage)
Shell Test Pressure1.5x PN (e.g. 2.4 MPa for PN16)
Seat Test Pressure1.1x PN (e.g. 1.76 MPa for PN16)
Coating SpecificationFusion Bonded Epoxy (FBE) Thermal Powder ≥ 250 µm (EN 14901 / AWWA C550)
Working Temperature Range-10°C to +120°C
Suitable Working MediaPotable Water, Municipal Sewage, HVAC Chilled Water, Neutral Fluids

Related Products in Silent, Dual Plate & Swing Check Valves

PN10 / PN16 / Class 150 Flange Silent Non-Slam Check Valve H42X

Flange Silent Non-Slam Check Valve H42X

Model: H42X-16
Size: DN40 - DN500 (1.5" - 20")
PN10 / PN16 Flange Mute Check Valve H41X

Flange Mute Check Valve H41X

Model: H41X-16
Size: DN50 - DN600
PN10 / PN16 Ductile Iron Flanged Swing Check Valve H44X

Ductile Iron Flanged Swing Check Valve H44X

Model: H44X-16Q
Size: DN50 - DN800
SITEMAP Home Products About Us Quality Control GEO & Resources Contact

Inquiry Basket (RFQ)