crosby® spelter button sb-427b application instructions
Contents
1. CROSBY SPELTER BUTTON SB 427B APPLICATION INSTRUCTIONS Scope This procedure is provided to give instructions for installation of wire rope into the Crosby SB 427B Spelter Button using WIRELOCK socketing material or zinc socketing material Additionally instructions regarding the reuse of spelter buttons are included The spelter button is part of a socket assembly that includes a socket basket pin cotter pin and button If there are any questions regarding these instructions please contact The Crosby Group LLC at 918 834 4611 and request technical assistance NOTE Many high performance ropes require special attention to prevent rope damage during cutting seizing and brooming in preparation for the speltering operation Attention to the special instructions is required to ensure proper termination efficiency Consult rope manufacturer for specific details Installation Install button on the rope so that the live end of the rope extends out of small inside diameter of the button Broomed end of rope should be pulled into button and placed completely to the MAX FILL line marked on the button to ensure correct length of engagement with socketing material Socketing using WIRELOCK Resin Material Seizing cleaning brooming and preparation of wire rope and pouring of WIRELOCK is to be carried out per instructions provided in the Wire Rope End Terminations User s Manual and WIRELOCK Warnings and Appl2. face of the button to 350 F 177 C do not exceed the 850 F 450 C limit for any localized hot spot Leave for 5 10 minutes then drive the cone out with a hammer and drift Selection Of Buttons For Reuse e Use only buttons that e Do not show discoloration from excessive heating e Do not show any signs of welding e Select only buttons that have been cleaned and have passed a Magnetic Particle Inspection by a qualified technician level II ASNT SNT TC 1A 88 per ASTM E709 Acceptance criteria shall be per ASTM E125 Types II VIIIl Degree 1 No cracks are acceptable e Select only buttons that do not show any signs of overloading or wear e Select buttons that are free from nicks gouges an abrasions Indications may be repaired by lightly grinding until surfaces are smooth provided they do not reduce the dimensions by more then 10 of the nominal catalog dimension e Select buttons that are not distorted bent or deformed NOTE Buttons having any of the indications as outlined above shall not be reused 55
3. ication Instructions located on the WIRELOCK Product or in the Crosby General Catalog Socketing Using Zinc Spelter Material Seizing cleaning brooming and preparation of the wire rope and pouring of zinc is to be carried out in accordance with recommendations of the Wire Rope User s Manual 4th Edition or other approved procedures Note Before operation of the wire rope assembly it is recommended that all poured sockets whether with zinc or resin be proof loaded to seat the cone Copyright 2013 The Crosby Group LLC All Rights Reserved Reuse Of Crosby Spelter Buttons The following are general guidelines for the reuse of a Crosby SB 427B Button The use and inspection of used buttons are the responsibility of the user Procedure For Removing Spelter Cone e Cut the rope close 12 to the nose end of the button and press the cone out of the button e For metallurgical medical and environmental reasons we do not recommend the use of heat to remove the spelter cone e However if this is the only means available for removing the zinc cone care should be taken not to exceed 850 F 450 C surface temperature The preferred method would be a slow heat ina temperature controlled oven If a torch rosebud is used the heated area shall be monitored with a Tempil stick or a temperature indicator to prevent localized heating from exceeding the 850 F 450 C limit e To remove aWIRELOCK cone heat the sur
Download Pdf Manuals
Related Search