The SIGMA CORPORATION DMB645 is a 6 in. mechanical joint 45-degree bend fitting. Constructed from ductile iron ASTM A536, grade 65-45-12, 60-42-10 or 70-50-05, this fitting is seal coated with asphaltic material and cement lined. It is designed for use in potable water systems and is certified to NSF 61 standards.
Constructed from ductile iron ASTM A536, grade 65-45-12, 60-42-10 or 70-50-05
Features a 7-degree deflection
Maximum double cement lined in accordance with ANSI/AWWA C104/A21.4
Product Highlights
This 6 in. 45-degree bend fitting is ideal for potable water systems, offering durability and certified safety.
Product Information
Standard Information
Brand: SIGMA CORPORATION
Manufacturer Part Number: DMB645
Country of Origin: India
Technical Specifications
Material
Ductile iron ASTM A536, grade 65-45-12, 60-42-10 or 70-50-05
Water Working Pressure
350 PSI
Testing
In accordance with ANSI/AWWA C153/A21.53, UL and FM requirements
Heat Coding
All fittings are heat coded to ensure traceability and verification of metallurgical properties in accordance with the prevailing standards and SIGMA quality management standards
Laying Length
Short body design - straight section of body deleted to provide a compact and lighter fitting without reducing strength or flow characteristics
Deflection
7-degree deflection
Cement Lining
Maximum double cement lined in accordance with ANSI/AWWA C104/A21.4
Coating
Interior of fitting is seal coated (asphaltic material) in accordance with ANSI/AWWA C104/A21.4 and NSF 61 approved, exterior of fitting is seal coated (asphaltic material) in accordance with ANSI/AWWA C153/A21.53 and NSF 61 approved
Standards
Certified to NSF 61 standard including Annex G and 372
Installation
Per ANSI/AWWA C600 and C111 using DIP conforming to C150/C151
Approvals
Underwriters laboratories listed and factory mutual approved