JP2608489C - - Google Patents
Info
- Publication number
- JP2608489C JP2608489C JP2608489C JP 2608489 C JP2608489 C JP 2608489C JP 2608489 C JP2608489 C JP 2608489C
- Authority
- JP
- Japan
- Prior art keywords
- resin
- joint body
- joint
- packing
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000011347 resin Substances 0.000 claims description 51
- 229920005989 resin Polymers 0.000 claims description 51
- 239000003351 stiffener Substances 0.000 claims description 18
- 239000011247 coating layer Substances 0.000 claims description 16
- 230000002093 peripheral Effects 0.000 claims description 2
- 210000001503 Joints Anatomy 0.000 claims 1
- 239000004698 Polyethylene (PE) Substances 0.000 description 19
- -1 polyethylene Polymers 0.000 description 19
- 229920000573 polyethylene Polymers 0.000 description 19
- 239000002184 metal Substances 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000001771 impaired Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Family
ID=
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