All of the advantages found in copper as a metal have been capitalized to the utmost in the manufacture of K Fittings. Because of the accuracy of construction and design. Copper plumbing is more efficient and less expensive.
K manufactures nine general types of fittings: Wrot Pressure; Cast Pressure; Wort Drainage; Cast Drainage; Flanges; Flared Tube; Threaded Bonze; Each has its particular place and use and each offers its own advantages when used for the proper service requirement.
ALLOY AND FINISH – K Fitting are made from highest quality raw materials available – Cast Fitting are made from Copper Alloy C84400 which consists of 81% Copper, 7% Lead, 3%Tin, 9%Zinc per ASTM Specification B584, Wrot Copper Fittings are made from commercially pure copper mill products per ASTM Specifications B75 Alloy C12200
K fitting are produced to meet requirements of applicable standards wherever practicable.
K brand wrot and cast fittings are manufactured registered to ISO 9002 quality standards.
Following is suggested phrasing to be incorporated in your specifications or bills of material for copper Tube Fitting.
WROT SOLDER JOINT FITTINGS – “Wrot Solder Joint Fittings shall be produced to one of the following specifications:
CAST COPPER ALLOY SOLDER JOINT FITTINGS – “Cast Copper Alloy Solder Joint Fittings shall be in accordance with ANSI Std. B16.18.”
WROT DRAINAGE FITTINGS – “Wrot Drainage Fittings shall be in accordance with ASME/ANSI Std. B16.29.”
CAST COPPER ALLOY SOLDER JOINT DRAINAGE FITTINGS – “Cast Copper Alloy Solder Joint Drainage Fittings shall be in accordance with ASME Std. B16.23.”
CAST COPPER ALLOY FLARED TUBE FITTINGS – “Cast Copper Alloy Flared Tube Fittings shall be in accordance with ASME/ANSI Std. B16.26.”
CAST COPPER ALLOY FLANGES AND FLANGED FITTINGS – Class 150 – Cast Copper Alloy Flanges and Flanged Fittings shall meet the requirements of MSS SP-106 and/or the workmanship and dimensions of Federal Specifications WW-F-406 or ASME Std. B16.24.
Class 125 – Material, workmanship and dimensions of flanges shall be in accordance with MSS SP-16
CAST BRONZE THREADED FITTINGS – “Cast Bronze Threaded Fittings shall be in accordance with ANSI/ASME B16.15.”
POLYBUTYLENE COPPER INSERT TYPE VALVES AND FITTINGS – “Wrot Copper Insert Fittings shall be manufactured per the following specifications: MSS SP-103 or ASTM F1380.”
For technical information and dimensions refer to the engineering section contained in this catalog.