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Bronze gate valve with aluminum hand wheel, solder connections

Nibco, Inc.

Nibco, Inc. S29 1 1/4 in Bronze Gate Valve Trap

SKU CH-BDQC-VMCTA MPN S29

A bronze gate valve with solder connections for 1-1/4 inch pipe, rated 200 psi CWP and 200°F, featuring a non-rising stem and hand-wheel handle

  • TypeDrain Components
  • MaterialHAWA
  • Bronze construction resists corrosion for long service life
  • 200 psi CWP rating handles demanding water supply pressure
  • Non-rising stem saves space in tight installations
  • Solder connection creates a permanent leak-free joint
  • Meets ASTM B-584 standard for material quality

Bronze Gate Valve for 1-1/4 Inch Plumbing

This Nibco S29 gate valve controls water flow in residential or light-commercial plumbing systems. The bronze body and silicon-bronze stem resist corrosion in potable-water lines. A non-rising stem keeps the handle height constant during operation. The solder connection suits copper-pipe installations.

200 PSI Rating and 200 Degrees F Fluid Limit

Rated for 200 psi cold working pressure, the valve handles typical municipal supply pressures without leaking. The 200 degrees F maximum fluid temperature covers standard hot-water distribution. Bronze wedge and body materials maintain seal integrity through thermal cycles. Hand-wheel operation requires low torque for daily use.

ASTM B-584 Bronze Construction and Solder Ends

The valve body meets ASTM B-584 bronze specification for consistent alloy quality. Silicon-bronze stem and bronze wedge reduce galvanic corrosion in mixed-metal systems. Aluminum hand wheel provides lightweight grip. Solder ends require copper pipe and flux; the valve is not suited for threaded, press-fit or push-to-connect piping methods.

Highlights

  • Bronze construction resists corrosion for long service life
  • 200 psi CWP rating handles demanding water supply pressure
  • Non-rising stem saves space in tight installations
  • Solder connection creates a permanent leak-free joint
  • Meets ASTM B-584 standard for material quality

Specifications

TypeDrain Components
MaterialHAWA
BrandNibco
ModelS29 1 1/4

Questions about this item

How is the 1 1/4 in solder connection prepared and what step is often missed?

Clean both copper pipe and valve socket thoroughly, apply flux evenly, then heat the joint until solder flows completely around the fitting; the step often missed is allowing the joint to cool naturally without moving it, which prevents micro-cracks.

Which component of the S29 gate valve will require replacement first during routine maintenance?

The aluminum hand wheel handle is the most likely part to need replacement due to wear or corrosion, while the bronze body, silicon bronze stem, and bronze wedge are designed for long service life.

At what pressure limit does the valve show stress first under sustained 200 °F water service?

The 200 psi cold working pressure rating is the primary limit; sustained operation at maximum temperature and pressure together accelerates seat wear and may cause leakage before other components fail.

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