Ukuhlanganiswa kwe-HRC
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I-HRC Coulings Ephelele Uhlobo Lwesethi F/H/B kanye neRubber Spider, HRC70~HRC280
Ama-coupling e-HRC athambile asetshenziswa ngenhloso evamile. Atholakala njengohlobo lwe-F flange, isihlahla esifakwe ngaphakathi, kanye nesihlahla se-H flange, esifakwe ebusweni bangaphandle. Futhi nohlobo lwe-B flange.