ʻO ka moʻo ISE ka mīkini hoʻoheheʻe ʻia i loko o ke anawaena. Hiki ke lawe ʻia me ke kaumaha māmā no ka hopena paipu e kū pono ana i ka amd chamfering no ka hana mua. He kūpono no ke kila kalapona, ke kila kila, nā paipu kila. ʻO ka mīkini hoʻoheheʻe paipu uila no ka neʻe maʻalahi a hoʻohana nui ʻia no ka ʻoihana pipeline, . 1,ISE-352-2,ISE-426-1,ISE-426-2,ISE-630-1,ISE-630-2,ISE-850-1,ISE-850-2 no ke koho. ʻO kēlā me kēia hiʻohiʻona me nā ʻano hana like ʻole akā mai 18-820mm
