Maintaining a continuous flowline in critical grade conditions

• Aligns the inside wall of the two pipes
• Provides an obstruction free flow
• Meets ASTM C 1173 and D 5926
• 300 series stainless steel clamps
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• Maximum test pressure: 4.3 PSI
• Maximum operating temperature: 140_ F non-consistent

Joins two pieces of pipe

• STRONG BACK SERIES
• Coupling 6.60" x 6.60"
• Stainless Shear Ring
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Shear Ring

• .012" Thick, 300 Series Stainless Steel
• Width manufactured according to coupling width (1.50", 2.13", or 4")
• Length manufactured according to coupling diameter
• Clamps spot welded in place

Joins two pieces of pipe

• STRONG BACK SERIES
• Coupling 6.56" x 7.34" (inside diameter)
• .12" Stainless Shear Ring
• Four Stainless Steel spot welded clamps with 5/16" Nuts
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Shear Ring

• .012" Thick, 300 Series Stainless Steel
• Width manufactured according to coupling width (1.50", 2.13", or 4")
• Length manufactured according to coupling diameter
• Clamps spot welded in place

Joins two pieces of pipe

• Coupling 6.38" x 7.78"
• 6.00" - 6.65" x 7.18" - 7.80"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 6.38" x 6.81"
• 5.86" - 6.45" x 6.45" - 7.00"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 6.60" x 6.60"
• 6.30" - 6.69" x 6.30' - 6.69"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 6.60" x 6.60"
• 6.30" - 6.69" x 6.30' - 6.69"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• ​Coupling 6.56" x 7.34" (outside diameter)
• 6.15" - 6.69" x 7.05" - 7.56" (minimum and maximum inside diameters)
• Stainless steel 5/16" Nuts
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 6.56" x 7.34"
• 6.15" - 6.69" x 7.05" - 7.56"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 7.50" x 7.50" (inside diameter)
• 7.09" - 7.60" (minimum and maximum outside diameter of connecting pipe)
• Stainless Steel clamps with 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 6.22" x 8.51"
• 5.85" - 6.38" x 8.05" - 8.60"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY

Joins two pieces of pipe

• Coupling 6.22" x 9.33"
• 5.90" - 6.31" x 8.80" - 9.43"
• 5/16" Nut
• Tighten to 60 lbs. torque
• Drainage applications ONLY