ʻO Astm A106 Paipu kila ʻole

ʻO ASTM A106 Pipes Steel Specifications and Grades
Kūlana: ASTM A106
Nā papa: A, B, a me C
Papa A: Ka ikaika tensile haʻahaʻa.
Papa B: Hoʻohana maʻamau, kaulike ma waena o ka ikaika a me ke kumukūʻai.
Papa C: ʻOi aku ka ikaika tensile.

ʻO nā paipu kila ASTM A106 SMLSHoʻohui Kimia
He ʻokoʻa iki ka haku mele ʻana ma waena o nā māka, akā ma ke ʻano he:

Kalapona (C): Ma kahi o 0.25% no ka Papa B
Manganese (Mn): 0.27-0.93% no ka Papa B
Phosphorus (P): 0.035% kiʻekiʻe loa
Sulfur (S): 0.035% kiʻekiʻe
Silika (Si): 0.10% liʻiliʻi

ʻO ASTM A106 Paipu kila ʻoleNa Waiwai Mechanical
ʻOi aku ka ikaika:

Papa A: 330 MPa (48,000 psi)
Papa B: 415 MPa (60,000 psi)
Papa C: Ka palena iki o 485 MPa (70,000 psi)
Ka ikaika hua:

Papa A: 205 MPa liʻiliʻi loa (30,000 psi)
Papa B: 240 MPa liʻiliʻi loa (35,000 psi)
Papa C: 275 MPa (40,000 psi)

Paipu kila maʻemaʻeNā noi
ʻOihana ʻaila a me kinoea:

Ka lawe ʻana i ka ʻaila, kinoea, a me nā wai ʻē aʻe ma lalo o ke kaomi kiʻekiʻe a me ka mahana.

Nā mea kanu mana:

Hoʻohana ʻia i nā ʻōnaehana boiler a me nā mea hoʻololi wela.

ʻOihana Kemika:

No ka hana ʻana a me ka lawe ʻana i nā kemika a me nā hydrocarbons.

Nā ʻōnaehana paipu ʻoihana:

I loko o nā ʻōnaehana piping kiʻekiʻe-mehana a kiʻekiʻe.

ʻO ASTM A106 Nā Paipu kila ʻolePono
lawelawe wela kiʻekiʻe:

He kūpono no nā noi e pili ana i nā wela kiʻekiʻe ma muli o kāna mau waiwai waiwai.

Ka ikaika a me ka lōʻihi:

Hāʻawi ka hana ʻole i ka ikaika a me ka hilinaʻi i hoʻohālikelike ʻia me nā paipu welded.

Paʻa ʻino:

Kūleʻa maikaʻi i ka corrosion o loko a me waho, ʻoi aku ka maikaʻi ke uhi ʻia a laina ʻia paha.

ʻAno kūpono:

Loaʻa i nā ʻano nui a me nā mānoanoa e hoʻokō i nā koi ʻoihana like ʻole.