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Gruvlok

Gruvlok 4 in ductile iron grooved tee 1000 psi orange

SKU CH-TEBZ-ZTJNY

A 4-inch ductile iron grooved tee rated to 1000 psi for high-pressure piping systems

  • Rated 1000 psi for high-pressure piping systems
  • Ductile iron construction meets ASTM A536 strength requirements
  • Grooved connection enables fast, tool-free installation
  • Complies with ASME B31.1 and B31.9 piping codes
  • NFPA 46 listed for fire protection applications

4 in ductile iron grooved tee

This tee fitting connects three grooved pipe sections in fire protection or mechanical piping systems. The ductile iron body meets ASME B 31.1 and B 31.9 codes as well as ASTM A536 material requirements. It is rated for 1000 psi service pressure in nominal 4 in size.

Orange coating and grooved ends

The orange finish provides visible identification on job sites and resists corrosion during storage and installation. Grooved connections allow fast, flame-free assembly with compatible couplings without welding or threading. The fitting conforms to NFPA 46 for sprinkler system use.

Standards-compliant single fitting

No extra components are included in the package. The tee ships ready to pair with standard grooved couplings and gaskets that the installer supplies separately. Compliance with listed ASME and ASTM standards simplifies plan review and inspection approvals.

How it compares

Measured against everything we stock in Hose Fittings, Adapters & Clamps, at today’s prices. Recalculated every night.

Price $124.99
Pricier than about 90% of the 2,955 comparable items (median $17.99).

Specifications

Product
Brand nameZORO SELECT

Questions about this item

What pressure rating does the ASME B 31.1 standard allow for this 4 in grooved tee?

The ductile iron tee is rated for 1000 psi under ASME B 31.1 and B 31.9 piping codes.

What pipe diameter and groove profile are required to fit this 4 in ductile iron tee?

It accepts 4 in nominal pipe with standard cut grooves per ASTM A536 ductile iron specifications.

How is the grooved tee installed and which torque step is commonly missed?

Insert a compatible gasket, align the housing over the grooves, then tighten bolts evenly to the manufacturer's specified torque value.

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