Nā papa koho balota a me nā pale a me nā'āpana
Hoʻohanaʻia nā bolts hex e hoʻopaʻa iʻelua aʻoi aku paha nā'āpana e hana pū ai no ka meaʻaʻole hiki ke hanaʻia ma kahi o ka mālamaʻana a me ka mālamaʻana i ka mālamaʻana. Ma ka weheweheʻana "he bolt he poʻo i ke poʻo a me ke poʻo i hoʻopaʻaʻia i ka mīkini i hoʻolālāʻia e pili ana i nā'āpana a iʻole e paʻaʻia e ka neʻeʻana i kēlā me kēia." I ka manawa i hoʻohanaʻia me kahi kaula i kauʻia ma loko o keʻano (spepped), e huli ke poʻo o Hex Ua hoʻokumuʻia hoʻi nā bolts hex,ʻO Hex key, CAL mau pīpī, nā kīpī Pola Bolts a me Hex Pear Bow Bolts. Uaʻokoʻa kahi pākuʻu hex mai kahi pākekeʻo Hex
Astm A234ʻO ka kiko'ī maʻamau no ka piʻiʻana o ka pipe ceel a me ka lawelawe kiʻekiʻe. Ua hanaʻiaʻo Carbon Foel i nā Fitters Pipe me Asmt A234 i ka hana maʻamau ma keʻano he nui e like me ka asme b16.9 a asme b16.49. ʻElua mau carbon colde chedes ʻO ka A234 WPB But-Welling Ppex, nā mea e pau, e hoʻihoʻi, nā mea hana e hoʻopau, nā mea hana i nā wāwae, nā mea hana a me nā huiʻana.
Hāʻawiʻo Steel Flaes i kahi ala maʻalahi no ka hoʻomaʻemaʻe, nānā a hoʻololi paha. Hele pinepine lākou i nāʻano a me nā mea e hiki ai ke hele mai i loko o nā'āpana a me nāʻano rectangular. Hui pūʻia nā flanges i kēlā me kēia e ka bolting a hui pū i ka'ōnaehana piping ma keʻano o ka neʻeʻana a iʻole ke kauʻia i nā helu kiko'ī; 150Lb, 300lb, 400lb, 600lb, 900lb, 1500lb a 2500lb.
A234 WPB Steel pipetings ka mea e pili ana i ka paipupulu o nā mea kilokilo a me nā kumuwaiwai o ka paila B, E nānā i ka ikaika a me ka ikaika o ka nui, e like me ka Astm A106 A53, GR.B OFF.B