Hdpe pipe fusion welding
[DOC File]Thermacor Process Inc. | Pre-insulated Piping Systems
https://info.5y1.org/hdpe-pipe-fusion-welding_1_b0a92a.html
All HDPE piping shall have ends cut square in preparation for butt fusion welding. 3.2 Carrier pipe joining. shall be accomplished using an authorized butt fusion welding machine preheated to the correct pipe temperature for fusion welding. All heating surfaces shall be clean and free of dirt and residue before applying to ends of pipe to be ...
[DOCX File]Pipe Bursting - Wisconsin Department of Administration
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Provide certifications of training by the polyethylene pipe fusing equipment manufacturer(s) stating that the operators of polyethylene fusion equipment have been fully trained in the use of the fusion equipment used on the project. Provide a high density polyethylene (HDPE) fusion welding …
[DOCX File]General
https://info.5y1.org/hdpe-pipe-fusion-welding_1_cdc6ac.html
All pipe installed by pipe bursting will be joined by butt fusion, electro fusion, or full circle repair clamp as detailed in paragraph B (Pipe Joining) of this section. HDPE pipe will be produced from resins meeting the requirements of ASTM D1248, designation PE3408, ASTM D3350 cell classification PE345444C, and will meet the requirements of ...
SECTION 330600.10 - SCHEDULES FOR UTILITY PIPING
HIGH DENSITY POLYETHYLENE (HDPE) PIPE, FUSION WELDED, 200 psig at 73(F (Material Code HDPE-1) Pipe: HDPE pipe with Factory Mutual approvals for underground fire main service. Pipe shall be Class 200 rated for 200 psig continuous service at 73ºF with minimum SDR rating of 9. Performance Pipe …
[DOC File]Asahi/America, Inc
https://info.5y1.org/hdpe-pipe-fusion-welding_1_ba297a.html
The HDPE pipe extruder and resin manufacturer shall be the same company. Third party testing data may be required by the engineer to certify the manufacturer’s material data. Chemical resistance date from the pipe manufacturer on the application will be provided as part of the submittal.
Construction Specification 97—HDPE and LLDPE Liner
The primary method of seaming shall be hot shoe fusion welding. Fillet extrusion welding shall be used for repairs, T-seams, and detail work. ... The liner shall be mechanically attached to pipe, concrete, or steel structure as shown in the drawings and according to the liner manufacturer's specification. ... Embed channel—HDPE embed channel ...
[DOC File]Section V - Welding Parameters
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Welding Temperatures. HDPE 420(F-446(F 215(C-230(C. PP 393(F-410(F 200(C-210(C. PVDF 436(F-446(F 225(C-230(C Field 10 & 12 Repair Welding Parameters. Single Wall Butt Fusion. PIPE. Size (inches) Initial MELT. PRESSURE. bAR (psi) MELT. PRESSURE. HEATsoak TIME (SEC) CHANGE OVER TIME (SEC) WELDING PRESSURE. BAR (PSI) COOLING TIME (MIN) HDPE SDR 11
HDPE and LDPE Liners - USDA
The primary method of seaming shall be hot shoe fusion welding. Fillet extrusion welding shall be used for repairs, T-seams, and detail work. ... The liner shall be mechanically attached to pipe, concrete, or steel structure as shown in the drawings and according to the liner manufacturer's specification. ... HDPE embed channel and welding rod ...
[DOCX File]00000
https://info.5y1.org/hdpe-pipe-fusion-welding_1_f07921.html
Socket-fusion, extrusion welding or hot gas welding of HDPE shall not be used for pressure pipe applications. Flanges, unions, grooved-couplers, transition fittings, and some mechanical couplers may be used to mechanically connect HDPE pipe without butt-fusion, if specified in the Contract Documents and approved by the manufacturer.
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