Ọnụ ego akwụghị ụgwọ ụdị ọ bụla na-agbapụta mmiri na-eji ọkpọkọ carbon ígwè arụ ọrụ ike

Nkọwa dị mkpirikpi:

Ọkpụkpụ nchara na-enweghị ntụpọ maka akụrụngwa fatịlaịza dị elu bụ igwe nrụpụta carbon dị elu

naalloy ígwè enweghị nkebi ígwè anwụrụadabaraakụrụngwa kemịkalụ naọkpọkọ.


Nkọwa ngwaahịa

Mkpado ngwaahịa

N'iji usoro njikwa njikwa dị elu nke sayensị zuru oke, ịdị elu dị elu na okwukwe dị elu, anyị na-enweta aha ọma ma jigide ụlọ ọrụ a maka ọnụ ahịa efu niile ụdị mgbapụta Jiri Carbon Steel na-agbasi ike.Ọkpọkpọ Concrete, Iji nweta reciprocal uru, anyị ụlọ ọrụ na-ọtụtụ ebe boosting anyị tactics nke ijikọ ụwa ọnụ na okwu nke nkwurịta okwu na esenidụt atụmanya, ngwa ngwa nnyefe, kasị bara uru elu-edu na ogologo oge imekọ ihe ọnụ.
N'iji usoro nchịkwa nchịkwa dị elu nke sayensị zuru oke, ịdị elu dị elu na okwukwe dị elu, anyị na-enweta aha ọma ma jigide ụlọ ọrụ a.Carbon Steel Pipe, Ọkpọkpọ Concrete, Anyị na-na-na-na na nkà ihe ọmụma nke "adọta ndị ahịa na kasị mma ngwaahịa na magburu onwe ọrụ". Anyị na-anabata ndị ahịa, ndị otu azụmahịa na ndị enyi si n'akụkụ niile nke ụwa ka ha kpọtụrụ anyị ma chọọ nkwado maka uru otu.

Nchịkọta

Ngwa

Igwe anaghị agba nchara maka akụrụngwa fatịlaịza dị elu bụ ezigbo carbon structural steel na alloy steel pipe nke dabara adaba maka akụrụngwa kemịkalụ na pipeline.

Isi ọkwa

Ọkwa nke elu-edu carbon structural ígwè: 10#, 20#

Ngwakọta kemịkalụ

Akụkụ kemịkalụ/%
NO C Si Mn Cr Mo V W Nb Ni P S
ọ bụghị karịa
10 0.07-0. 13 0.17-0. 37 0.35-0. 65 - - - - - - 0.025 0.015
20 0.17-0. 23 0.17-0. 37 0. 35-0.65 - - - - - - 0.025 0.015
Q345Ba 0. 12-0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 mis - <0.07 W0. 50 0.025 0.015
Q345C 0. 12-0. 20 0.20-0. 50 1.20-1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
Q345D 0. 12-0. 18 0.20-0. 50 1.20-1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
Q345Ea*b 0. 12-0. 18 0.20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0.025 0.01
12CrMo 0.08-0. 15 0.17-0. 37 0. 40-0. 70 0. 40-0. 70 0. 40-0. 55 - - - - 0.025 0.015
15CrMo 0. 12-0. 18 0.17-0. 37 0. 40-0. 70 0. 80-1. 10 0. 40-0.55 - - - - 0.025 0.015
12Cr2Mo 0.08-0. 15 <0. 50 0. 40-0.6 2.00-2. 50 0. 90-1. 13 - - - - 0.025 0.015
12Cr5Mo <0. 15 <0.50 <0. 60 4. 00-6.00 0. 40-0. 60 - - - <0. 60 0.025 0.015
lOMoWVNb 0.07-0. 13 0. 50-0.8 0. 50-0.8 - 0. 60-0. 90 0. 30-0. 50 0. 50-0. 90 0.06-0. 12 - 0.025 0.015
12SiMoVNb 0.08-0. 14 0.50-0.8 0. 60-0. 90 - 0. 90-1. 10 0. 30-0. 50 - 0. 04-0.08 - 0.025 0.015
mgbe ọ dị mkpa ịgbakwunye ezigbo ọka, nchara ga-enwe ma ọ dịkarịa ala otu Al, Nb, V na Ti. A ga-egosipụta ihe ndị dị mma agbakwunyere na akwụkwọ mma. Ọdịnaya nke ngwaahịa ekwesịghị ịbụ ihe karịrị 0.20%
Ọdịnaya bAl na ígwè agaghị abụ ihe na-erughị 0.020%, ma ọ bụ ọdịnaya ala na ígwè agaghị abụ ihe na-erughị 0.015%

Ngwongwo igwe

Ọkwa Ngwongwo igwe
Mgbatị
MPa
Mmụba
MPa
Na-agbatị mgbe agbajiri agbaji A/% Mbelata mpaghara
Z/%
Ike mmịkọ ụja
(KV2)/J
Igwe tube mgbidi ọkpụrụkpụ / mm Nwalee okpomọkụ/℃ Eserese transver
W16 > 16-40 >40 Eserese transver
ọ bụghị ihe na-erughị ọ bụghị ihe na-erughị
10 335-490 205 195 185 24 22 -
20 410-550 245 235 225 24 22 0 40 27
Q345B 490-670 345 335 325 21 19 20 40 27
Q345C 490-670 345 335 325 21 19 0 40 27
Q345D 490-670 345 335 325 21 19 -20 40 27
Q345E 490-670 345 335 325 21 19 - -40 40 27
12CrMo 410-560 205 195 185 21 19 - 20 40 27
15CrMo 440-640 295 285 275 21 19 20 40 27
12Cr2Moa 450-60. 280 20 18 20 40 27
12Cr5Mo 390-590 195 185 175 22 20 20 40 27
lOMoWVNb 470-670 295 285 275 19 17 20 40 27
12SiMoVNb 2470 315 305 295 19 17 50 20 40 27
a 12Cr2Mo ọkpọkọ, Mgbe D <30 mm na SW3 mm, ala mkpụrụ ike ma ọ bụ kpọmkwem ike ndọtị plastic nwere ike ibelata 10 MPa.

Achọrọ nnwale

Na mgbakwunye na ịgba mbọ hụ na ihe mejupụtara kemịkalụ na akụrụngwa arụ ọrụ, ọkpọkọ nchara nke akpọrepu ozugbo site na ingot ga-adị n'okpuru nyocha ike dị ala, yana enwere ike iji nyocha nke ugbu a ma ọ bụ nyocha ndọta magnetik kama nnwale hydraulic.

Ikike inye

Tọn 2000 kwa ọnwa kwa ọkwa nke tubes nchara enweghị nkebi maka nrụgide dị elu

chemical fatịlaịza nhazi equipments.

Nkwakọ ngwaahịa

Na ngwugwu na igbe osisi siri ike

Nnyefe

7-14 ụbọchị ma ọ bụrụ na ngwaahịa, 30-45 ụbọchị na-emepụta

Ịkwụ ụgwọ

30% nkwụnye ego, 70% L / C ma ọ bụ B / L oyiri ma ọ bụ 100% L / C na anya

Nkọwa ngwaahịa

igwe / kemịkalụ&fatịlaịza ọkpọkọ

API-5L-mmanụ-mmanụ-na-tubing-mmanụ (1)


GB/T8162-2008

Alloy ji esi mmiri ọkụ Pipe

ASTM_A519-2006

1

TS EN 10210-1-2006

JIS-G3445-SAE1518-Q345B-16MN- Structural-Steel (1)

ASTM A53A53M-2012

GB9948-2006-enweghị nkebi-Steel-Pipe-Maka-Mkpụrụkpọ mmanụ

GB9948-2006

carbon ígwè ọkpọkọ

GB6479-2013

GB9948-Enweghị nkebi-Steel-Pipe-Maka-Petroleum-na-adọwa

GB/T 17396-2009


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