Ọkpụkpụ nkedo

Nkọwa dị mkpirikpi:

Ọkpụkpọ ihe nkedo na-ezo aka na ọkpọkọ nke nkedo ígwè.A na-eji ọkpọkọ ihe nkedo eme ihe maka ọkọnọ mmiri, igbapu na gas na-ebufe pipeline, gụnyere nkedo igwe kwụ ọtọ na ọkpọkọ ọkpọkọ.Ike ọrụ dị ala.Dị ka usoro nkedo dị iche iche si dị, a na-ekewa ya na ọkpọkọ nkedo na-aga n'ihu na ọkpọkọ ígwè centrifugal, n'ime nke a na-ekewa ọkpọkọ ígwè centrifugal n'ime ájá ájá na ọkpụkpụ ígwè.Dị ka ihe dị iche iche si dị, a na-ekewa ya na ọkpọkọ nkedo isi awọ na ọkpọkọ ígwè ductile.Dị ka ụdị interface dị iche iche si dị, a na-ekewa ya na interface na-agbanwe agbanwe, interface flange, interface arịlịka onwe ya, interface siri ike, wdg.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Ngosipụta ngwaahịa

6
5
4

Okwu Mmalite ngwaahịa

Ọkpụkpọ ihe nkedo na-ezo aka na ọkpọkọ nke nkedo ígwè.A na-eji ọkpọkọ ihe nkedo eme ihe maka ọkọnọ mmiri, igbapu na gas na-ebufe pipeline, gụnyere nkedo igwe kwụ ọtọ na ọkpọkọ ọkpọkọ.Ike ọrụ dị ala.Dị ka usoro nkedo dị iche iche si dị, a na-ekewa ya na ọkpọkọ nkedo na-aga n'ihu na ọkpọkọ ígwè centrifugal, n'ime nke a na-ekewa ọkpọkọ ígwè centrifugal n'ime ájá ájá na ọkpụkpụ ígwè.Dị ka ihe dị iche iche si dị, a na-ekewa ya na ọkpọkọ nkedo isi awọ na ọkpọkọ ígwè ductile.Dị ka ụdị interface dị iche iche si dị, a na-ekewa ya na interface na-agbanwe agbanwe, interface flange, interface arịlịka onwe ya, interface siri ike, wdg.

Ihe dị mkpa nke ọkpọkọ nkedo bụ ọkpọkọ ígwè ductile, nke a na-akpọ nke a n'ihi na ọ nwere ọdịdị nke ígwè na arụmọrụ nke ígwè.The graphite na ductile ígwè ọkpọkọ dị n'ụdị okirikiri, na size nke graphite bụ n'ozuzu 6-7.Ogo ahụ chọrọ ka a na-achịkwa ọkwa spheroidization nke ọkpọkọ ígwè nkedo na ọkwa 1-3, na ọnụ ọgụgụ spheroidization bụ ≥80%, ya mere a na-emeziwanye ihe eji arụ ọrụ nke ihe ahụ n'onwe ya, na ọdịdị nke ígwè na arụmọrụ nke ígwè. .Mgbe annealing gasịrị, usoro metallographic nke ductile iron pipe bụ ferrite gbakwunyere obere pearlite, na ihe eji arụ ọrụ dị mma, ya mere a na-akpọkwa ya nkedo ígwè.

Nkedo ọkpọkọ nkedo

Dayameta aha:

DN80-DN2600

Usoro mmepụta:

Ihe nkedo Centrifugal

Ihe:

Iron ductile

Ogologo dị irè:

6m, enwere ike bee 5.7m

Klas:

Klas K: K7, K8, K9, K10, K11, K12

 

Klas C: C20, C25, C30, C40, wdg

Ụkpụrụ mmejuputa iwu:

EN545, BS EN598, ISO2531

Mkpuchi mgbochi corrosion dị n'ime:

Fusion bonded epoxy mkpuchi

Mkpuchi mgbochi corrosion nke mpụga:

Fusion bonded epoxy mkpuchi

Nkọwa:

Ọkpụkpụ ígwè ductile, kwekọrọ na ISO2531, EN545, EN598

Mkpuchi dị n'ime:

1. Ngwa ngwa simenti Portland

 

2. Sulfate na-eguzogide ọgwụ ciment

 

3. Igwe akwa ciment dị elu-Aluminom

 

4. Fusion bonded epoxy mkpuchi

 

5. Ihe osise epoxy mmiri

 

6. Ihe osise bitumen ojii

Mkpuchi mpụga:

1. Zinc+bitumen(70microns) eserese

 

2. Fusion bonded epoxy mkpuchi

 

3. Zinc-aluminom alloy + mmiri mmiri epoxy eserese

Ụdị nkwonkwo ọkpọkọ:

1. Push-In Joint/DN80-DN2600

 

2. Mechanical Joint/DN1200-DN2600

 

3. Mgbochi Njikọ/DN80-DN2600

 

4. Njikọ Flanged/DN80-DN2600

Nwalee:

100% ule nrụgide mmiri

Nnwale ogologo dị irè:

100%

Nnwale ọkpụrụkpụ mgbidi:

100%

mgbanaka rọba:

NBR roba, roba eke, SBR roba ma ọ bụ EPDM roba mgbanaka dị ka ISO4633

 

Ngwakọta kemịkalụ

C

Si

Mn

P

S

3.50-4.00

1.90-2.60

0.15-0.45

<0.06

<0.02

Ihe eji arụ ọrụ

Ike tensile σb (MPa)

Mpụta Ike σs (MPa)

Mgbatị δ5 (%)

Isi ike HB

≥420

≥300

DN80-1000

DN1200-2200

≤230

≥10

≥7

Nkedo ọkpọkọ Atụmatụ

Ọkpụkpụ ígwè nkedo nwere ihe dị mkpa nke ígwè, ịrụ ọrụ nke ígwè, nguzogide corrosion magburu onwe ya, ezigbo ductility na ntinye dị mfe.

Ubi ngwa

Mmiri nke obodo, mmiri mmiri, ọgwụgwọ nsị, ụlọ ọrụ mmepụta ihe, ụlọ ọrụ kemịkalụ, ogbugba mmiri n'ubi, ụgbọ njem mmiri na ubi ndị ọzọ.


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