ASTM A335 Alloy enweghị nkebi ígwè Pipe

Nkọwa dị mkpirikpi:

A na-akpọkarị ASTM A335 dị ka chrome moly pipe n'ihi kemịkal nwere Molybdenum (Mo) na Chromium (Cr).Molybdenum na-abawanye ike nke ígwè na Chromium (ma ọ bụ chrome) bụ ihe dị mkpa nke igwe anaghị agba nchara.Ihe mejupụtara chrome moly alloy steel pipe na-eme ka ọ dị mma maka iji ya na ụlọ ọrụ ọkụ, ụlọ nrụpụta, ụlọ ọrụ kemịkalụ mmanụ, na ọrụ ubi mmanụ ebe a na-ebufe mmiri na gas na oke okpomọkụ na nrụgide.


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Mkpado ngwaahịa

Anyị dị njikere ịkọrọ anyị ihe ọmụma nke mgbasa ozi n'ụwa nile na-akwado gị kwesịrị ekwesị ngwaahịa na kasị ike ike ire ahịa.Ngwa Profi na-ewetara gị ọnụ ahịa ego kacha mma ma anyị dị njikere imepụta ọnụ yana ASTM A335Alloy enweghị nkebi Steel Pipe, Quality bụ factory ndụ , Lekwasị anya na ndị ahịa' ina bụ isi iyi nke ụlọ ọrụ lanarị na mmepe , Anyị na-agbaso eziokwu na ezi okwukwe na-arụ ọrụ àgwà, na-atụ anya gị na-abịa !
Anyị dị njikere ịkọrọ anyị ihe ọmụma nke mgbasa ozi n'ụwa nile na-akwado gị kwesịrị ekwesị ngwaahịa na kasị ike ike ire ahịa.Ngwa Profi na-ewetara gị ọnụ ahịa ego kacha mma ma anyị dị njikere ijikọ ọnụAlloy enweghị nkebi Steel Pipe, Usoro anyị bụ "iguzosi ike n'ezi ihe mbụ, àgwà kacha mma".Anyị nwere obi ike ugbu a n'inye gị ọmarịcha ọrụ yana ezigbo ihe.Anyị ji ezi obi na-atụ na anyị nwere ike guzobe imeri-mmeri azụmahịa imekọ ihe ọnụ n'ọdịnihu!
Nguzogide siri ike na mgbawa na oke okpomọkụ na nrụgide dị elu.

Enwere ike iji ya rụọ ọrụ nrụrụ hydrogen sulfide.

Na-eguzogide mgbawa site na mwakpo hydrogen na embrittlement.

Na-eguzogide corrosion sulfide na-ekpo ọkụ.

Enwere ike iji maka ngwa NACE ebe gburugburu utoojoo nọ n'okpuru oke okpomọkụ na nrụgide.

Enwere ike iji na NACE-MRO 175 Sour Service.

Dị mma maka ngwa mgbawa na-akpụ akpụ.

Nwere ike ijikwa okpomọkụ dị elu na ngbanwe dị ala.

ASTM A335 Alloy Steel Seamless2
ASTM A335 Alloy Steel enweghị nkebi1
ASTM A335 Alloy Steel enweghị nkebi4

Ụdị nchara alloy kpuchiri ASTM A335 – ASME SA335 nkọwapụta na-eji prefix “P”, site na P5 ruo P92.A na-ahụkarị ọkwa P11/P22 na P91/92 na ọdụ ọkụ, ebe ọkwa P5 na P9 na-adịkarị maka ngwa na ụlọ ọrụ petrochemical.Akara ule P9, P91 bụ, n'ime ndepụta ahụ, nke dị oke ọnụ

ASTM A335 Low Alloy Steel (ọkwa) UNS dakọtara C≤ Mn P≤ S≤ Si≤ Cr Mo
P1 K11522 0.10-0.20 0.30-0.80 0.025 0.025 0.10-0.50 - 0.44-0.65
P2 K11547 0.10-0.20 0.30-0.61 0.025 0.025 0.10-0.30 0.50-0.81 0.44-0.65
P5 K41545 0.15 0.30-0.60 0.025 0.025 0.5 4.00-6.00 0.44-0.65
P5b K51545 0.15 0.30-0.60 0.025 0.025 1.00-2.00 4.00-6.00 0.44-0.65
P5c K41245 0.12 0.30-0.60 0.025 0.025 0.5 4.00-6.00 0.44-0.65
P9 S50400 0.15 0.30-0.60 0.025 0.025 0.50-1.00 8.00-10.00 0.44-0.65
P11 K11597 0.05-0.15 0.30-0.61 0.025 0.025 0.50-1.00 1.00-1.50 0.44-0.65
P12 K11562 0.05-0.15 0.30-0.60 0.025 0.025 0.5 0.80-1.25 0.44-0.65
P15 K11578 0.05-0.15 0.30-0.60 0.025 0.025 1.15-1.65 - 0.44-0.65
P21 K31545 0.05-0.15 0.30-0.60 0.025 0.025 0.5 2.65-3.35 0.80-1.60
P22 K21590 0.05-0.15 0.30-0.60 0.025 0.025 0.5 1.90-2.60 0.87-1.13
P91 K91560 0.08-0.12 0.30-0.60 0.02 0.01 0.20-0.50 8.00-9.50 0.85-1.05
P92 K92460 0.07-0.13 0.30-0.60 0.02 0.01 0.5 8.50-9.50 0.30-0.60
Ọkụ A335 dị ala Nọmba UNS Mpụta Ike ksi Ike tensile ksi Mgbatị % Isi ike
Rockwell Brinell
P1 K11522 30 55 30 - -
P2 K11547 30 55 30 - -
P5 K41545 40 70 30 - 207 max
P9 S50400 30 60 30 - -
P11 K11597 30 60 20 - -
P12 K11562 32 60 30 - 174 max
P22 K21590 30 60 30 - -
P91 K91560 60 85 20 - -

Alloy Steel ọkpọkọ na-ekpo ọkụ na-emeso iji nweta n'ibu Njirimara dị ka kwa chọrọ alloying mmewere.N'okpuru bụ ụfọdụ ụdị ọgwụgwọ okpomọkụ.

Normalize Quench na iwe ọkụ.

Quench na iwe ọkụ.

Normalize & imesi ike.

Ntugharị / longitudinal: esemokwu na ịgbatị, ike ike, ule na-ehulata- maka ihe a na-ekpo ọkụ na-ekpo ọkụ na ọkụ ọkụ, a ga-eme ule ndị a na 5% nke ọkpọkọ site na ọnụ ọgụgụ okpomọkụ ọ bụla.Maka obere nza, a ga-anwale otu ọkpọkọ na opekempe.

ASTM A335 Gr.P91 ga-enwe ike nke 250 HB / 265 HV (25 HRC).

Nnwale mmiri: a ga-etinye ya na ogologo ọkpọkọ ọ bụla.

Nnwale ọkụ eletrik na-adịghị emebi emebi bụ nhọrọ. Anyị dị njikere ịkwado gị ngwaahịa kwesịrị ekwesị na ọnụ ahịa ire ere kacha ike.
ASTM A335Alloy enweghị nkebi Steel Pipe
Quality bụ factory ndụ , Lekwasị anya na ndị ahịa' ina bụ isi iyi nke ụlọ ọrụ lanarị na mmepe, Anyị na-agbaso eziokwu na ezi okwukwe na-arụ ọrụ àgwà, na-atụ anya gị na-abịa !
Alloy enweghị nkebi Steel Pipe
Ebumnuche anyị bụ “iguzosi ike n'ezi ihe mbụ, kacha mma”.Anyị nwere obi ike ugbu a n'inye gị ọmarịcha ọrụ yana ezigbo ihe.Anyị ji ezi obi na-atụ na anyị nwere ike guzobe imeri-mmeri azụmahịa imekọ ihe ọnụ n'ọdịnihu!


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