Nā Paipu Kila i Hoʻopili ʻia me ka Spiral ASTM A252 Papa 1 2 3

Waiwai Mīkini

Ka loiloi huahana

ʻAʻole ʻoi aku ka nui o ka phosphorus ma mua o 0.050% o ke kila.

Nā ʻokoʻa i ʻae ʻia i nā kaupaona a me nā ana

E kaupaona ʻia kēlā me kēia lōʻihi o ka paila paipu ma ke kaʻawale a ʻaʻole e ʻokoʻa kona kaumaha ma mua o 15% ma luna a i ʻole 5% ma lalo o kona kaumaha kumumanaʻo, i helu ʻia me ka hoʻohana ʻana i kona lōʻihi a me kona kaumaha no kēlā me kēia lōʻihi.
ʻAʻole e ʻokoʻa ke anawaena o waho ma mua o ±1% mai ke anawaena o waho i kuhikuhi ʻia
ʻAʻole e ʻoi aku ka mānoanoa o ka paia ma kekahi wahi ma mua o 12.5% ​​ma lalo o ka mānoanoa o ka paia i kuhikuhi ʻia

Ka lōʻihi

Nā lōʻihi kaulele hoʻokahi: 16 a 25ft (4.88 a 7.62m)
Nā lōʻihi kaulele pālua: ma luna o 25ft a 35ft (7.62 a 10.67m)
Nā lōʻihi like: ʻokoʻa i ʻae ʻia ±1in

Pau

E hoʻolako ʻia nā paila paipu me nā wēlau maʻemaʻe, a e wehe ʻia nā ʻūpā ma nā wēlau
Ke kuhikuhi ʻia ka hopena o ka paipu he mau wēlau bevel, pono ke kihi he 30 a 35 degere

Ka māka huahana

Pono e hōʻailona maopopo ʻia kēlā me kēia lōʻihi o ka paila paipu ma ke ʻano he stenciling, hehi ʻana, a ʻōwili paha e hōʻike: ka inoa a i ʻole ka lama o ka mea hana, ka helu wela, ke kaʻina hana o ka mea hana, ke ʻano o ka ʻūmi helical, ke anawaena o waho, ka mānoanoa o ka paia i kapa ʻia, ka lōʻihi, a me ke kaumaha no kēlā me kēia lōʻihi, ke kuhikuhi kikoʻī a me ke ʻano.