FM UL Ductile Iron Grooved Pipe Fitting Elbow, Ductile Iron Grooved Elbow

• Customization: Available
• Connection: Female
• Shape: Equal
• Model NO.: WAN278
• Head Code: Round
• Angle: 45 Degree
• Wall Thickness: Sch40
• Material: Iron
• Technics: Casting
• Certification: FM /UL
• Color: Blue
• Packaging Detail: Product Packaged in Cartons on Wood Pallet or Case
• Size: 1′-12"
• Working Pressure: 300 Psi, 2.07map
• Payment: Tt/LC
• Delivery Time: Within 20 Day After Receive Deposit
• Name: Ductile Iron Grooved Elbow
• Elbow Degree: 11.25, 22.5, 45, 90
• Transport Package: Export Standard Sea-Worthy Packing
• Specification: 1"-12"
• Trademark: Kingmertal
• Origin: China (Mainland)
• HS Code: 73071100
• Production Capacity: 500 Ton/Tons / Month

Product Description

FOUR COLORS AVAILABLE: RED ORANGE BLUE GALVANIZED Grooved Fitting

ductile iron FM / UL Approved 1"-12"Ductile Iron pipe fittings Grooved  Elbows (11.25 / 22.5 / 45 degree )
most popular in middle market !

1.FM UL approved of grooved fitting
2.Size:1-12" 
3.Material:ductile iron ASTM-A536 Grade 65-45-12
4.Surface :painting,epoxy,hot dip galvanzed grooved coupling
5.Gasket : EDPM , tempersture Range :     (-34----+110ºC)

                  SILICON , tempersture Range : (-40----+177ºC)

                  NITRILE, tempersture Range :   (-29----+82ºC)

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                                                            DETAILS

Name	Rigid and flexible Coupling, elbow, tee, cross, reducer, cap, mechanical tee, mechanical cross, flange adaptor
Standard	ANSI, ASTM, ISO
Type	grooved coupling Manufacturer,
Material	Ductile iron pipe fitting grooved Elbow
Finish	Paint, Epoxy or Galvanization
Approval	FM/UL

Introduction to Ductile Iron Grooved Fittings

Ductile Iron Grooved Fittings are pipe connectors made of ductile iron, designed for quick installation using grooves and couplings. They are widely used in fire protection, water supply/drainage, HVAC, and industrial piping systems.

 

Key Features

1. High Strength & Corrosion Resistance

   • Ductile iron offers higher tensile strength and better corrosion resistance compared to standard cast iron (typically coated with zinc or epoxy).

2. Quick Installation

   • Uses grooved mechanical joints-no welding or threading required, saving time and labor costs.

3. Seismic & Movement Tolerance

   • Flexible connections absorb vibrations and minor displacements, making them ideal for earthquake-prone areas.

4. Excellent Sealing

   • Rubber gaskets (EPDM/NBR) ensure leak-proof performance, even under high pressure.

5. Easy Maintenance & Disassembly

   • No pipe cutting needed, simplifying system modifications or repairs.
      

     Common Standards

   • International Standards:

     • ASTM A536 (Ductile Iron Material)

     • AWWA C606 (Grooved Joints)

     • UL/FM (Fire Safety Certifications)

   • Chinese Standards:

     • GB/T 13295 (Ductile Iron Pipes for Water/Gas)

     • CJ/T 156 (Grooved Pipe Couplings)

   • Ductile Iron Grooved Fittings are widely adopted in fire protection, plumbing, HVAC, and industrial systems due to their high strength, rapid installation, and vibration resistance. They are particularly suited for projects requiring efficiency, reliability, and long-term durability.

      

     Advantages vs. Traditional Methods

     Feature	Grooved	Welded	Threaded
     Installation	Fast (no heat)	Slow (welder)	Moderate (threading)
     Seismic Performance	Excellent (flexible)	Poor (rigid)	Fair (prone to loosening)
     Maintenance	Easy disassembly	Permanent	Removable but wears out
     Pipe Compatibility	Steel, stainless steel	Metal pipes only	Small-diameter metal pipes

   • Ductile Iron Grooved Fittings are widely adopted in fire protection, plumbing, HVAC, and industrial systems due to their high strength, rapid installation, and vibration resistance. They are particularly suited for projects requiring efficiency, reliability, and long-term durability.
   •  

Application