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ASTM A335 P91 Paipu kila huila ʻole
ASTM A335 P91 Paipu kila huila ʻole
ASTM A335 P91 Paipu kila huila ʻole
ASTM A335 P91 Paipu kila huila ʻole

ASTM A335 P91 Paipu kila huila ʻole

ʻO ka paipu astm a335 P91 he paipu maʻemaʻe i manaʻo ʻia no nā noi wela kiʻekiʻe. Hana ʻia kēia mau paipu mai ka hao Alloy-Steel ferritic.
Hoʻolauna huahana

Hōʻike huahana
ʻO ka paipu astm a335 P91 he paipu maʻemaʻe i manaʻo ʻia no nā noi wela kiʻekiʻe. Hana ʻia kēia mau paipu mai ka hao Alloy-Steel ferritic.
Aia i loko o ka paipu welded a335 P91 nā mea e like me Molybdenum (Mo) a me Chromium i hoʻohui ʻia i ka alloy. I ka manawa o Molybdenum
a hoʻohui ʻia ka chromium i ka huila, aia ka piʻi ʻana o ka ikaika tensile o ka paipu sa335 grade P91. Ka ikaika tensile o
ʻO ka paipu a335 grade P91 he 415 Mpa, ʻoiai ʻo kona ikaika hua he 205 Mpa. ʻO ka pākēneka elongation o ka paipu ma waena o 20% a 30%.
Ua kapa pinepine ʻia ʻo Alloy Steel P91 Seamless Pipes ma ke ʻano he kila maikaʻi loa ma muli o kona hoʻonui ʻana i ke kūʻē ʻana i ka chloride corrosion e lilo ia i mea nui loa.
mea kūpono no ka hoʻohana ʻana i ka wai paʻakai.

Kūikawā ma Nui Anawaena Nui
Na Ana Mawaho 19.05mm – 114.3mm
Mānoanoa Pā 2.0mm – 14 mm
Ka lōʻihi kiʻekiʻe 16000mm
Papa kuhikuhi Hōʻike 20 - Hōʻike XXS (ʻoi aku ke kaumaha ma ke noi) a hiki i 250 mm thk.
Puka Poe, huinaha, Rectangular, Hydraulic Etc.
Kūlana ASTM A335 P91, SA335 P91 (me IBR Test Certificate)
Nui 1/2 NB i 36 NB
mānoanoa 3-12mm
Papa kuhikuhi SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, Nā Papa Hoʻonohonoho āpau
Hoʻomanawanui Paipu hukihuki anu: +/-0.1mm Paipu huikau anuanu: +/-0.05mm
Hana lima Huki anu a huki anu
ʻAno Maʻemaʻe / ERW / Weled / Hana ʻia
Ka lōʻihi Hoʻokahi Random, Pālua Random & ʻOki Length.
Hoʻopau Wehe Mahele, Wehe Beveled, Hehi
Kūikawā ma Nui Anawaena SA335 P91 Mea
Ho'āʻo hou NACE MR 0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc.
Palapala noi Paipu kila Ferritic Alloy-Steel Seamless no ka lawelawe wela wela
ʻO nā ʻano paipu ASTM A335 P91 ʻO ke anawaena waho Mānoanoa pā Ka lōʻihi
ASTM A335 P91 Pipe Seamless (Nā Nui Maʻamau) 1/2" NB - 60" NB SCH 5 / SCH 10 / SCH 40 / SCH 80 / SCH 160 Kuʻuna
ASTM A335 P91 Welded Paipu (i loko o ka waihona a me nā nui maʻamau) 1/2" NB - 24" NB E like me ke koi Kuʻuna
Pipe ASTM A335 P91 ERW (Nā Nui Maʻamau) 1/2" NB - 24" NB E like me ke koi Kuʻuna
ʻO ASTM A335 P91 Paipu Pahu Pahu Kiekie 16" NB - 100" NB E like me ke koi Kuʻuna
ʻikepili ʻenehana

ʻO ASTM A335 P91 Hoʻohui Kimia

C, % Mn, % P, % S, % ʻO, % Cr, % Mo, % V, % N, % Ni, % Al, % Nb, %
0.08-0.12 0.3-0.6 0.02 ka nui 0.01 ka nui 0.2-0.5 8.0-9.5 0.85-1.05 0.18-0.25 0.03-0.07 0.4 ka nui 0.04 ka nui 0.06-0.10

Nā Waiwai ASTM A335 P91

Ikaika U'i , MPa Ka ikaika hua, MPa Hooloihi, % Ka paakiki, HB
585 min 415 min 20 min 250 ka nui

Na Pono Kino O P91 Pipe

Ka Mahana T
° C / ° F
(° C / F)

Wela kiko'ī J / kgK
(Btu / lb ° F)
ʻO ke kau wela wela
W / mK
(Btu · ma / ft 2 · h · ° F)
Kūleʻa uila
μΩ · kenimika
(Ω pōʻai / ft)
Ka modulus opio
kN / mm 2
(10 3 ksi)
ʻO ka helu hoʻonui mai 20 ° C a i T
10 -6 / K
(10 -6 / ° F)
20/68 460 (-) 26 (-) 218 (-)
200/392 207 (-) 11.3 (-)
400/752 190 (-) 12.0 (-)
500/932 30 (-) 12.3 (-)
600/1112 12.6 (-)
650/1202 162 (-) 12.7 (-)
mahana wela 0.2% hōʻoia koʻikoʻi
i nā wela kiʻekiʻe
° C / ° F Rp 0.2
Mpa / ksi
100/212 410 / 59.4
200/392 380 / 55,1
300/572 360 / 52,2
400/752 340 / 49,3
500/932 300 / 43.5
600/1112 215 / 31,1
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