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Nguzogide corrosion nke galvanized ígwè ọkpọkọ na China

Nkọwa dị mkpirikpi:

N'ihi na ọkpọkọ ígwè na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ, ọnụ ọgụgụ nke galvanized dị oke elu. Nkezi ọkpụrụkpụ nke oyi akwa galvanized karịrị micron 65, nguzogide corrosion ya dịkwa iche na nke ọkpọkọ galvanized na-ekpo ọkụ.


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N'ihi na ọkpọkọ ígwè na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ, ọnụ ọgụgụ nke galvanized dị oke elu. Nkezi ọkpụrụkpụ nke oyi akwa galvanized karịrị micron 65, nguzogide corrosion ya dịkwa iche na nke ọkpọkọ galvanized na-ekpo ọkụ. A na-ahapụ ndị na-emepụta ọkpọkọ galvanized mgbe niile ka ha jiri ọkpọkọ galvanized oyi dị ka mmiri na gas. The galvanized oyi akwa nke oyi galvanized ígwè ọkpọkọ bụ ihe electroplating oyi akwa, na zinc oyi akwa kewapụrụ na ígwè ọkpọkọ mkpụrụ. Igwe zinc ahụ dị gịrịgịrị, na oyi akwa zinc na-ejikọta ya na matrix ọkpọkọ ígwè, nke dị mfe ịdapụ. Ya mere, nguzogide corrosion ya adịghị mma. N'ụlọ ọhụrụ, a machibidoro iwu iji ọkpọkọ ígwè galvanized oyi dị ka ọkpọkọ ígwè na-enye mmiri. Mgbe a kpọchara, a na-asachapụ ọkpọkọ nchara API enweghị nkebi na ammonium chloride ma ọ bụ zinc chloride aqueous solution ma ọ bụ ammonium chloride na zinc chloride agwakọta tankị mmiri mmiri. Iji hụ na ịdị mma, electro galvanizing (oyi plating) na-akasị eji. Naanị obere ụlọ ọrụ ndị nwere obere nha na akụrụngwa ochie na-eji electro galvanizing, n'ezie, ọnụahịa ha dị ọnụ ala. Ministri na-ahụ maka owuwu ewepụla ọkpọkọ galvanized oyi azụ azụ, nke a na-agaghị elegharị anya n'ọdịniihu. Ọ bụ ime ka ígwè a wụrụ awụ meghachi omume na matrix ígwè iji mepụta oyi akwa alloy, ka ijikọta matrix na mkpuchi. Galvanizing na-ekpo ọkụ na-ekpo ọkụ bụ ibu ụzọ pịnye ọkpọkọ nchara, iji wepụ ígwè oxide n'elu ọkpọkọ ígwè ahụ, wee ziga ya na tankị na-ekpo ọkụ na-ekpo ọkụ. Galvanizing na-ekpo ọkụ na-ekpo ọkụ nwere uru nke mkpuchi otu, ike nkedo na ogologo ndụ ọrụ. 1. Ọkara efere unit: ọ bụ tumadi na-arụpụta nnukwu na oké efere maka mmepụta nke longitudinal submerged arc welded ọkpọkọ. The longitudinal submerged arc welded ọkpọkọ bụ nke a pụrụ ịdabere na ya mma na ọtụtụ ebe na-eji na isi akara nke mmanụ na gas elu-nrụgide nnyefe.

Steckel igwe:Igwe ihe igwe Steckel na-agụnye igwe ihe igwe na-agbagharị agbagharị na igwe ihe igwe na-emecha ihe dị elu 4. A na-etinye igwe igwe igwe na-ekpo ọkụ abụọ na-ebufe n'akụkụ abụọ nke igwe ihe ngwucha. Tebụlụ ihe nrụpụta na-agụnyekarị sistemu jụrụ oyi na ọdụ ụgbọ mmiri. N'elu igwe igwe steckel, akụkọ ihe mere eme nke thermomechanical dum ogologo igwe anaghị agba nchara stamping elbow pipe fittings na-agbanwe nke ukwuu, ọkachasị na mmepụta micro igwe anaghị agba nchara nchara nchara, nke ga-emetụta ogo recrystallization, uto ọka na ọdịda na njedebe. igwe igwe, na-eduga nnukwu mgbanwe na ikpeazụ microstructure na Njirimara nke dum ogologo nke igwe anaghị agba nchara stamping ikiaka ọkpọkọ oyiyi akwa.

Igwe ihe igwe na-aga n'ihu na-aga n'ihu:gụnyere igwe igwe Steckel 1 na igwe ihe ngwucha ise. N'elu igwe igwe na-akpụgharị obere ihe na-aga n'ihu, ịgbanye ọkpọkọ na-ekpo ọkụ na-emecha gafere na-adịgide adịgide site n'otu nsọtụ ruo na nke ọzọ. Oge n'etiti ngafe na igwe ihe ngwucha na-abụkarị ihe na-erughị 3S.

CSP na-aga n'ihu nkedo na ịtụgharị:n'ihi na obere carbon manganese ígwè nwere niobium, vanadium na titanium mejupụtara Microalloying na CSP mmepụta akara, kwesịrị ekwesị na-achịkwa Rolling, achịkwa jụrụ na coiling Filiks nwere ike hụ na n'ibu Njirimara na microstructure nke ọkpọkọ oyiyi akwa izute teknuzu chọrọ nke oge a X60 igwe anaghị agba nchara stamping ikiaka na. mmepe omume nke oge a igwe anaghị agba nchara stamping ikiaka ọkpọkọ oyiyi akwa. China CSP na-aga n'ihu nkedo na mpịakọta mmepụta ahịrị ewepụtala X60 igwe anaghị agba nchara stamping elbow fittings, ebe ndị ọzọ na-emepụta CSP na United States na mba ofesi emepụtala ma mepụta elu-ọkwa igwe anaghị agba nchara stamping elbow fittings X60, X65 and even X70. Njirimara usoro bụ na enwere nkewa etiti na nkedo dị mkpa na-aga n'ihu. Mwepụ nke Central segregation na na-aga n'ihu nkedo mkpa slab site galvanized enweghị nkebi ọkpọkọ bụ isi nsogbu teknuzu na-emekwuwanye àgwà igwe anaghị agba nchara stamping ikiaka oyiyi akwa. Efere a na-eji igwe anaghị agba nchara stamping elbow bụ nke ejiri A3 na 16Mn nke Angang na ndị nrụpụta ndị ọzọ mepụtara na 1960 na 1970s. Site na mmụba nke dayameta ọkpọkọ na nrụgide nnyefe, ike nke ọkpọkọ ọkpọkọ enweghị ike izute ihe ndị a chọrọ. Mgbe 1980s gasịrị, ụlọ ọrụ akụkụ ọkpọkọ niile na-agbado mmanụ malitere iji efere nchara pipeline emepụtara dịka ụkpụrụ American API siri dị. N'oge ahụ, n'ihi nkà na ụzụ na-akabeghị aka nke ndị na-emepụta efere igwe anaghị agba nchara, a na-ejikarị efere ndị ebubata.


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