115 MJ-LOCK™ (formerly Bell Lock)
$42.59 – $718.22
MJ-LockTM Serrated Joint Restraints
FOR DUCTILE IRON AND CARBON STEEL
Key Features:
- Recessed shoulders allow for single wrench installation
- Compatible with standard mechanical joint and some push-on style fitting
- Maintains full pipe deflection
- 360° of pipe support provided – uncompromised restraint
- Adaptable for new and/or existing pipeline applications
- Easily installs outside the trench
- Eliminates need for costly concrete thrust blocks
- Description
- Specifications
- Pressure Ratings
- Additional information
- Reviews (0)
Description
Description:
- A serrated restraint used for MJ type fittings (ductile iron pipe and PVC pipe)
Application:
- For restraining pipe MJ fittings.
Key Features
- Recessed shoulders allow for single wrench installation
- Compatible with standard mechanical joint and some push-on style fitting
- Maintains full pipe deflection
- 360° of pipe support provided – uncompromised restraint
- Adaptable for new and/or existing pipeline applications
- Easily installs outside the trench
- Eliminates need for costly concrete thrust blocks
Material Specifications (subject to change)
- RESTRAINER: 65-45-12 Ductile Iron (ASTM A536)
- T-BOLTS & HEX NUTS: High strength, low alloy
- CLAMPING BOLTS: SAE Grade 5, ASTM A449 Type 1, or approved equivalent
- FINISH: Shop Coat
Pipe Applications:
- Ductile Iron or PVC
Sizes (in inches):
- 4, 6, 8, 10, 12, 14, 16, 18, 20, 24
Pressure Ratings:
- Rated at the pressure of the PVC pipe it is used on up to 250 PSI
For MJ Fittings (One Restraint and T-Bolt)
NOM. SIZE IN. Ductile Iron Size Pipe IPS Size Pipe Pipe O.D. Inches Wt. Each Lbs. Pipe O.D.Inches Wt Each Lbs. 4 4.80 7.80 4.50 8.30 6 6.90 10.20 6.63 11.10 8 9.05 15.50 8.63 17.30 10 11.10 25.50 10.75 27.80 12 13.20 27.60 12.75 30.80 14* 15.30 63.10 16* 17.40 8.50 18* 19.50 90 20* 21.60 100.60 24* 25.80 132.90
DR 32.5125 Pressure ratings are ordinary waterworks with transient surges only. MJ-Locks larger than 16" are not recommended for use on Ductile Iron pipe. Standard safety factor(SF) is 2:1. Suitable MJ-Lock applications for PVC are limited to SDR 26 or heavier wall pipe, as defined by ASTM D2241.Pressure Ratings for PVC
ANSI/AWWA C900 D.I. OD ANSI/AWWA C905 C.I. OD ASTM D2241 IPS/ STEEL OD DR 14 200 DR 18 235 SDR 17 250 DR 18 150 DR 21 200 SDR 21 200 DR 25 100 DR 25 165 SDR 26 160 Pressure Ratings for Ductile Iron
ANSI/AWWA C151 DI OD 4"-6" 350 8" 300 10" 250 12" 200 14" 150 16" 100
Additional information
Weight | N/A |
---|---|
Dimensions | N/A |
Serrated Restraint | 4" STEEL OD'S, 4" DUCTILE OD'S, 6" STEEL OD'S, 6" DUCTILE OD'S, 8" DUCTILE OD'S, 10" STEEL OD'S, 10" DUCTILE OD'S, 12" STEEL OD'S, 12" DUCTILE OD'S, 14" DUCTILE OD'S, 16" DUCTILE OD'S, 18" DUCTILE OD'S, 20" DUCTILE OD'S, 24" DUCTILE OD'S |
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