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ʻO ka wehewehe pōkole:

Na Paipu kila maʻemaʻe ʻole no nā laina mahu, wai, kinoea a me ka eaASTM A53/A53M-2012Kūlana.

E hoʻouna i ka leka uila iā mākou Hoʻoiho ma ke ʻano he PDF

Huahana Huahana

Nānā nui

Kūlana:ASTM A53/A53M-2012

Pūʻulu Papa: GR.A,GR.B, Etc

Mānoanoa: 1 - 100 mm

Ka Anawaena o waho (Ka puni): 10 - 1000 mm

Ka lōʻihi: Paʻa ka lōʻihi a i ʻole ka lōʻihi like ʻole

ʻAno ʻāpana: Poe

Kahi i kumu: Kina

Palapala hōʻoia: ISO9001:2008

Alloy a ʻAʻole: ʻaʻole

Noi: no ka ikaika a me ka puʻe ʻāpana, akā no ke kumu nui o ka mahu, ka wai, ke kinoea a me nā paipu ea

Lapaʻau Surface: E like me ke koi o ka mea kūʻai aku

ʻAno ʻenehana: ʻōwili wela a i ʻole ka ʻōwili anu

Hoʻomaʻamaʻa wela: Annealing/Normalizing/Stress Relieving

Pipe Kūikawā: Paipu Pā mānoanoa

Hoʻohana: no ka ikaika a me nā ʻāpana kaomi, no ke kumu maʻamau

Hoʻāʻo: ECT/UT

Palapala noi

Hoʻohana nui ʻia ia no nā ʻāpana ikaika a me nā ʻāpana, a no ke kumu nui o ka mahu, ka wai, ke kinoea a me nā paipu ea.

Papa Nui

GR.A, GR.B

Mea Kimia

Papa	Huina %，≤
Papa	C	Mn	P	S	Cu^A	Ni^A	Cr^A	Mo^A	V^A
ʻAno S (paipu ʻole)
GR.A	0.25^B	0.95	0.05	0.045	0.40	0.40	0.40	0.15	0.08
GR.B	0.30^C	1.20	0.05	0.045	0.40	0.40	0.40	0.15	0.08
ʻAno E
GR.A	0.25^B	0.95	0.05	0.045	0.40	0.40	0.40	0.15	0.08
GR.B	0.30^C	1.20	0.05	0.045	0.40	0.40	0.40	0.15	0.08
ʻAno F(Furnace Welded Paipu)
A	0.30^B	1.20	0.05	0.045	0.40	0.40	0.40	0.15	0.08

ʻAʻole ʻoi aku ka nui o kēia mau mea ʻelima ma mua o 1.00%.

B No kēlā me kēia 0.01% ka emi ʻana o ka nui o ka carbon content, ʻae ʻia ka nui o ka manganese e hoʻonui i ka 0.06%, akā ʻaʻole hiki ke kiʻekiʻe ma mua o 1.35%.

C ʻO kēlā me kēia 0.01% ka emiʻana o ke kalapona kalapona kiʻekiʻe eʻae i ka nui o ka manganese e hoʻonui i ka 0.06%, akā,ʻaʻole pono ka nui ma mua o 1.65%.

Waiwai Mechanical

mea

GR.A

GR.B

ikaika uʻi, ≥, psi [MPa]

Ka ikaika o ka hua, ≥, psi [MPa]

Ana 2in. a i ʻole 50mm elongation

48 000 [330]30 000 [205]A,B

60 000 [415]35 000 [240]A,B

A ʻO ka lōʻihi liʻiliʻi o ka lōʻihi 2in. (50mm) e hoʻoholo ʻia e kēia ʻano kumu:

e=625000(1940)A^0.2/U^0.9

e = ka lōʻihi liʻiliʻi o ka anana 2in. (50mm), ka pākēneka i hoʻopuni ʻia i ka 0.5% kokoke loa;

A = helu ʻia e like me ke anawaena o waho o ka paipu inoa a i ʻole ka laula inoa o ka hāpana tensile a me kona mānoanoa pā i kuhikuhi ʻia, a hoʻopuni ʻia i kahi kokoke loa o ka hāpana tensile o 0.01 in.2 (1 mm2), a Hoʻohālikelike ʻia me 0.75in.2 (500mm2), ʻoi aku ka liʻiliʻi.

U = ka ikaika tensile palena iki, psi (MPa).

B No nā hui like ʻole o nā nui like ʻole o nā hōʻike hoʻāʻo tensile a me ka ikaika tensile haʻahaʻa i kuhikuhi ʻia, hōʻike ʻia ka elongation haʻahaʻa i koi ʻia ma ka Papa X4.1 a i ʻole ka Papa X4.2, e like me kona kūpono.