Isihloko: "Konke Okudinga Ukwazi Mayelana Ne-PE Welding Degree Elbows Embonini Yezakhiwo Nezokuhlobisa": Ama-PE welding we-PE degree degree adlala indima ebalulekile embonini yezinto zokwakha nezokuhlobisa, ikakhulukazi endaweni yokufakwa kwamapayipi. Lezi zinololwane zenzelwe ukwenza lula izinguquko ekuqondisweni kwepayipi, ukuqinisekisa ukugeleza okuhle nokusatshalaliswa okusebenzayo kwe-vario