Shachyen shaga ai
Fluid power engineering a ra kadawn ai ginra hta, daw ni hpe kata hte shinggan n-gun ni a zingri zingrat ai hku kayau kaya galaw ai. Engineer ni gaw bungli galaw ai n-gun kaba dik htum, hka n-gun, hka lwi ai n-gun ni hpe sawn la na matu aten law law jaw nga ai aten, dai hte maren sha jahten sharun lu ai, n mu lu ai hkrit tsang hpa langai mi nga ai, dai gaw kaji kajaw shadawn shadang hta bungli galaw nga ai: dai gaw n-gun n-gun (corrosion) rai nga ai. N jep yu yang, magri daw ni a chemical hte hkrat sum ai lam gaw, grai hpaji rawng ai hydraulic system hpe hka lim ai, hkrit tsang hpa, n kaja ai lit la ai lam de gale kau ya lu ai.
Standard carbon steel arung arai ni gaw grup yin hpe jahten sharun ai lam hpe koi gam na matu, zinc plating zawn re ai ntsa lam, hkungga jaw ai shingnip ni hpe kam hpa nga ai. Raitim, jak rung n-gun jat wa ai, n-gun jat wa ai, abrasive particulate lwi ai a majaw, ndai coating ni gaw hpang jahtum e, n-gun yawm mat ai, n-gun yawm mat ai, shing nrai, n-gun yawm mat ai. Dai npu na magri hpe hka hte oxygen hte hkrum katut ai shaloi, n-gun gaw hkrit hpa lawan ai hku hkam la nna, shinggrup da ai shara ni hta chyam bra wa nna, thread profile ni hku nna htum mat wa ai.
Ndai n-gun kya ai lam hpe shi a npawt nhpang kaw na yeng seng kau na matu, dai ni na hpaga lam gaw nhprang sut rai galaw ai lam de gale mat wa ai. Premium stainless steel hydraulic arung arai-dai zawn re ai n-gun kaba ai -hpyen n-gun, jak rung valve, adapter, shing nrai cylinder nta- hpe lata ai gaw, hkra machyi ai lam hpe ninghkap na matu, n-gun rawng ai, n-gun rawng ai makawp maga lam hpe jaw ya ai. Raitim, ndai mau hpa nlung gaw, oxidation, acid attack, hka ntsin hte hkrum katut ai n-gun ni hpe kahkyin gumdin ai hpe gara hku hkrak ninghkap lu ai kun? Mahtai gaw, arung arai hpaji, tsi hpaji, npawt nhpang n-gun atsam ni a myit htum hpa hku kanawn mazum ai lam hta nga ai. Ndai laika buk gaw, mungkan hta mara raw ya lu ai n-gun n rawng ai makau grup yin ni hta, n-gun n rawng ai n-gang hydraulic arung arai ni hpe tsep kawp n-gun n rawng ai sha, n-gun n rawng ai hku tawn da lu na matu, laksan hpaji masa ni hpe hkrak tup yu dan ai.
Passive Layer a hpaji masa: n-gun n rawng ai n-gang a makoi magap da ai laknak
Stainless steel gaw n-gun n rawng ai kaw na gara hku makawp maga ya ai hpe chye na na matu, shawng nnan e, masha law malawng myit shut ai hpe yeng seng kau ra ai: stainless steel gaw ja (sh) platinum zawn n-gun n rawng ai n-gang langai sha n re. Dai gaw, magri, carbon, hte ahkyak ai n-gun dat ni hpe jat bang da ai grai active ai alloy re. Shi a n-gun hpe ninghkap lu ai atsam gaw, teng sha nga yang, shi a shinggan maga de matut manoi byin nga ai, grai hkang lu ai chemical reaction a majaw byin pru wa ai re.
Ndai makawp maga ai chemistry hta lawm ai npawt nhpang gaw chromium re. Tengman ai n-gun n rawng ai n-gang ngu masat da na matu, dai n-gang hta chromium n law htum tsa htam shadang 10.5 lawm ra ai. Raw iron hpe nbung hte hka lim ai shaloi, red rust ngu nna shamying ai iron oxide byin pru wa ai. Red rust gaw n-gun n rawng ai, n-gun n rawng ai crystalline structure nga ai rai nna, matut manoi jat wa nna, magri kaw na tsan mat wa ai. Ndai flaking gaw npu na raw iron layer nnan hpe shapraw dan nna, jahten sharun ai, lawu de hkrat wa ai spiral hpe shabyin ya nna, hpang jahtum e dai component hpe tsep kawp yeng seng kau ya ai.
Chromium gaw ndai chemical laika hpe tsep kawp bai ka da ai. Stainless steel hydraulic product kata kaw rawng ai chromium atom ni gaw grup yin na oxygen hte matut mahkai wa ai shaloi, shanhte gaw n myit mada lu ai daram n-gun n rawng ai, n mu lu ai chromium oxide ngu ai ntsa na n-gup magap hpe shabyin ya ai. Ndai film gaw atom loi mi sha galu ai-dai daram n-gun n rawng ai majaw, nhtoi gaw dai hku nna hkrak lai wa ai majaw, n-gang a htoi tu ai nsam hpe hkum tsup hkra mu lu hkra galaw ya ai.
Ndai Chromium Oxide Film hpe Passive Layer ngu shamying ma ai. Red rust hte n bung ai sha, passive layer gaw n kam sham ai daram n-gun ja ai, npawt nhpang hku nna ngang grin ai, n-gun n rawng ai. Dai gaw, n shang lu ai, n-gun n rawng ai shingnip langai zawn galaw nna, oxygen hte hka molecule ni hpe npu na magri atom ni de galoi mung n du hkra pat shingdang ya ai.
Grau nna myit shang sha hpa gaw, ndai passive layer gaw tsep kawp n-gun ja ai hte tinang hkum hpe-shamai shatsai ya lu ai. Heavy-duty hydraulic makau grup yin hta, fittings hte valve ni gaw hkrat wa ai nlung nma ni a majaw ayan htum mat ai, frantic field gram lajang ai shaloi wrench ni hte htum mat ai, shing nrai, grai ja ai -velocity sau lwi ai majaw grai sawng ai kata lam htum mat ai lam ni hpe hkrum sha nga ai. Standard plated component hta, sung ai n-gun rawng ai gaw, hpyen hking hta prat tup hkrat sum mat ai hpe madi madun nna, kalang ta n-gun rawng wa ai hpe madun ai. Stainless steel hte, passive layer hpe jak hte gang je kau ai (sh) gang je kau ai rai yang, nnan pru wa ai chromium atom ni gaw grup yin na oxygen hte kalang ta shingjawng nna, millisecond loi mi laman chromium oxide pat shingdang ai lam hpe bai gawgap la lu ai. Ndai matut manoi bai gram lajang ai lam gaw, hka lam hpe shi a bungli galaw ai aten tup grup yin gasat gala ai lam kaw na pat da lu hkra galaw ya ai.
Alloying Agents ni hte shanhte a yaw shada ai makawp maga lam ni
Chromium gaw passive layer a matu npawt nhpang gawgap ai lam hpe jaw ya ai raitim, hpaga lam hta galaw ai hydraulic system ni gaw, grau nna n-gun shaja ra ai, yak hkak ai chemical makau grup yin ni hpe law law lang hkrum sha nga ai. Ndai mayak mahkak ni hpe hparan na matu, nlung hpaji ninghkring ni gaw, nlung a crystalline matrix kata de secondary alloying elements ni hpe bang nna, makawp maga ninghkap ai lam amyu myu a matu laklai ai grade ni hpe shabyin ya ai.
Shawng nnan na madung jat bang ai gaw nickel re. Hka n-gun lang ai hta law law lang lang ai, masha law law ra sharawng ai 300-series austenitic n-gun n rawng ai n-gang ni hta, nickel hpe tsa lam shadang 8 kaw nna 14 du hkra n-gun rawng ai hku bang da ai. Hpaji masa hku yu yang, nickel gaw nlung a npu na crystalline hkrang hpe galai shai kau ya nna, ferritic hkrang kaw nna austenitic hkrang de galai shai kau ya ai. Ndai metallurgical galai shai ai lam gaw, magri a hkra machyi ai lam hta ngang kang ai, n-gun n rawng ai, n-gun rawng ai n-gun hpe grai jat shangun ai. Dai hta n-ga, n-gun n rawng ai acid ni hte industrial chemical solutions ni hte hkrum katut ai shaloi, dai arai ni a uniform corrosion hpe ninghkap lu ai atsam hpe mung grai jat ya lu ai.
Raitim, grai sawng ai hka htung ni a tengman ai champion gaw molybdenum rai nga ai. Standard Grade 304 stainless steel gaw nbung a npawt nhpang hka lim ai hpe grai kaja hkra makawp maga ya lu ai, raitim, panglai hka, panglai hkin-gau nbung, lam de-icing salts ni hta law law nga ai, grai law ai chloride ions ni hpe hkrum katut ai shaloi, grai yak hkak chye ai. Chloride ion ni gaw laklai ai hku nna n-gun ja ai; shanhte gaw, n-gun rawng ai chromium oxide passive layer hpe shang nna, hka lim kau lu ai majaw, shara langai ngai hta hkrat sum mat chye ai.
Ndai n-gun kya ai lam hpe ninghkap na matu, Grade 316 n-gun n rawng ai n-gang hta molybdenum tsa htam shadang 2 kaw nna 3 du hkra jat bang da ai. Molybdenum gaw, yaw shada tawn da ai tsi mawan hpe n-gun jaw ya ai hku nna bungli galaw nna, passive film a shara shagu na n-gun hpe grai jat ya nna, chloride-a majaw hkrat sum mat ai hpe laklai ai hku ninghkap lu hkra galaw ya ai. Ndai single elemental upgrade gaw, panglai hkin-gau ntsa na sau htu ai shara ni, panglai sanghpaw ni, panglai hkin-gau na hpaga lam galaw ai shara ni a matu, Grade 316 hpe ra kadawn ai madang masat masa galaw ai lam a majaw rai nga ai.
Hpang jahtum, dai ni na aten na hpaga lam hta carbon rawng ai lam hpe grai myit maju jung ai. Stainless steel hpe grai katsi ai shara de katsi shangun ai shaloi-ga shadawn, n-gun kaba ai hydraulic flange hpe welding galaw ai shaloi-carbide precipitation ngu ai mabyin masa byin pru wa chye ai. Chromium hte carbon atom ni gaw, magri a n-gun ja ai lamu ga jarit hku nna shada da matut mahkai lu nna, grup yin na chromium hpe passive layer hpe n-gun jaw na matu ra ai chromium hpe yeng seng kau ya lu ai. Ndai lam gaw, welded joint hpe shara shagu na intergranular n-gun yawm wa na matu grai hkrit tsang hpa byin shangun ai. Ndai tsin-yam hpe yeng seng kau na matu, galaw shapraw ai ni gaw, n law ai-carbon n bung ai lam ni hpe jai lang nna, Grade 304L (sh) 316L ngu masat da ai. Carbon hpe 0.03 percent hta npu de pat shingdang ai hku nna, carbide hka lim ai hpe pat shingdang lu ai majaw, welded galaw da ai shara gaw kaga daw ni zawn sha, n-gun n rawng ai hpe hkam sharang lu ai.
Hydraulic Corrosion a laksan hkrang ni hpe tawt lai lu ai
Corrosion gaw fluid power system kata hta laklai ai ladat law law hku nna dan dawng wa ai. Ndai laklai ai npawt nhpang hkrit tsang hpa ni hpe ninghkap lu na matu, n-gun ja ai stainless steel hydraulic arung arai langai hpe laksan hku nna galaw da ai.
Uniform n hkru n kaja ai lam
Uniform corrosion gaw, n-gun kaba ai, n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai shara ting hpe gasat ai lam hpe madi madun ai, dai gaw aten ladaw ni na wa ai hte maren, n-gun rawng ai n-gun rawng ai bunghku hpe loi loi hte n-gun yawm mat shangun ai. High-pressure hydraulic line hta, bunghku n-gun yawm mat ai gaw n kam sham ai daram hkrit tsang hpa rai nga ai, hpa majaw nga yang, dai gaw pipe a shim lum ai bungli galaw ai n-gun hpe n-gun yawm mat ai majaw, tsin-yam tsindam kaba byin wa ai aten du hkra, n-gun yawm mat wa ai. Dai majaw, n-gun n rawng ai n-gang a matut manoi nga ai passive layer gaw, n-gun rawng ai bungli galaw ai masa hta, n-gun rawng ai n-gun rawng ai lam hpe tsep kawp pat shingdang ya nna, dai daw a prat tup hta, npawt nhpang bunghku n-gun hte n-gun rawng ai shingdu daw ni hpe n-gun rawng hkra tawn da ya ai.
Pitting hte Crevice n-gun yawm mat ai
Pitting hte crevice corrosion ni gaw grai law ai shara kaw byin ai, n hkru n kaja ai hku hkra machyi ai lam ni rai nga ai. Pitting byin ai gaw, makawp maga ai coating hta kaji kajaw, shara mi kaw hkrat sum ai majaw, n-gun n rawng ai hka htung langai hpe, n-gun n rawng ai hku n mu lu ai sha, magri bunghku kata de sung sung shang wa shangun ai shaloi byin pru wa ai. Crevice corrosion gaw, n-gun n rawng ai shara ni hta byin pru wa ai, dai shara ni hta hka n-gun n rawng mat chye ai, ga shadawn, mating thread profile lapran na micro-gaps ni (sh) flange seal npu kaw byin pru wa ai.
Dai n shamu n shamawt ai hka gaw oxygen-htum mat wa ai hte maren, shi a chemical chemistry gaw galai shai mat wa nna, grai acid byin wa nna, madang dep ai nhprang dat ni hku nna lawan ladan htum mat wa ai. 316 n-gun n rawng ai n-gang hta molybdenum hpe jat bang ai gaw ndai oxygen-n-gun yawm mat ai shara ni kata na passive layer hpe ngang grin shangun nna, hka htung hte hka htung n-gun yawm mat ai lam lahkawng yan hpe pat shingdang ya ai.
Galvanic n-gun
Galvanic corrosion gaw, electrochemical hku n bung ai nlung lahkawng gaw, hka lim ai (sh) grup yin hka lim ai zawn re ai electrolyte langai mi nga ai shara hta, hkum hkrang hku matut mahkai ai shaloi byin pru wa ai. Ndai mabyin hta, n-gun kaji ai wan n-gun (miniature electrical current) gaw, n-gang ni a lapran e lwi wa nna, n-gun n law ai n-gang (anode) hpe lawan ai hku n-gun shayawm kau ya nna, grau n-gun ja ai n-gang (cathode) hpe gaw makawp maga da ai hku naw nga nga ai.
Stainless steel gaw galvanic noble scale ntsa kaw tsaw ai shara kaw dung ai majaw, makau grup yin na nlung ni a majaw n-gun n rawng ai majaw grai hkam sharang lu ai. Raitim, engineer ni gaw sadi maja ra ai: n-gun n rawng ai n-gang hpe hka lim ai shara hta, n-gun n rawng ai aluminum manifold block de hkrak sha screw bang dat yang, dai aluminum gaw hkungga jaw ai anode zawn galaw nna, lawan ladan hten za mat na re. Ndai hpe hkang lu na matu, hkrak ai system hkrang shapraw ai lam hta, system ting hta nlung ni hpe shingdaw ai (sh) wan n-gun n-gun hpe dawm kau na matu n--n-hkap la ai garan ginhka ai pat shingdang ai lam ni hpe jai lang ai lam lawm ai.
Hkringmang Dap: Stainless Steel hpe makawp maga na matu ahkyak dik ai shara
Stainless steel a grau kaja ai chemical hkam sharang lu ai atsam gaw, grai n-gun ja ai bungli galaw ai shara law law hta ahkyak ai lata la ai lam byin shangun ai.
Panglai hte panglai hkin-gau hpaji hta, hka leng ni, hka lim ai, n-gun ja ai, hka lim ai nbung laru ni a majaw, hka leng ni hpe matut manoi hkra machyi shangun nga ai. Hka htung hta nga ai chloride ions ni gaw, zinc plating hpe lawan ladan yeng seng kau ya nna, bat mi laman hta jahten sharun ai n-gun n rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai hka htung ni hpe lawan ladan yeng seng kau ya na re. Stainless steel arung arai ni gaw ndai panglai masa ni hpe shaning tsa lam hku hkam sharang lu nna, shanhte a npawt nhpang n-gun hpe n sum mat ai sha, ahkyak ai steering gear, deck crane, hte panglai kata na valve ni hpe n mai sawn la ai hkai sun hkrat sum ai lam ni kaw na makawp maga ya lu ai.
Dai hte maren, chemical hte petrochemical galaw shapraw ai shara ni hta mung, grup yin shingra tara hpe hkra machyi shangun ai lam ni hpe grai n hkru n kaja ai hku kayau kaya hpaw shadan dan nga ai. Hka htung ni a makau kaw hkawm ai hydraulic line ni gaw nbung hta rawng ai acidic nbung, n-gun ja ai sulfur n-gun, n-gun n rawng ai organic hka htung ni hte hkrum katut chye ai. Ndai tsi mawan ni a npu e, standard plated nlung ni gaw lawan ladan hten za mat ai. Stainless steel gaw, hpaga lam hta lang ai n-gun law law hpe chemical hku nna n-gun n jaw lu ai majaw, n-gun n rawng ai, n-gun n rawng ai n-gun hpe ayan na hkam sha lu ai.
Hpang jahtum, malu masha, lu sha, tsi hpaga lam ni hta san seng ai lam hpe hka shin na matu grai ngang kang ai hku hpyi shawn ai lam ni hpe yu ra ai. Ndai ginra ni hta, jak ni hpe n-gun kaba ai-n-gun ja ai hka htung hte chlorine (sh) caustic soda lawm ai n-gun ja ai sanitizing detergent ni hpe ayan chya nna, bacteria ni n-gun n-rawng hkra galaw ra ai. Plated carbon steel arung arai ni gaw ndai ayan na san seng ai lam ni hpe n-gun n rawng ai (sh) n-gun n rawng ai sha n mai hkrung nga lu ai majaw, galaw shapraw ai line hpe hkum hkrang hte chemical hku nna awu asin byin shangun na grai sawng ai hkrit tsang hpa byin shangun nga ai. Stainless steel gaw hkum tsup ai hku n-gun n rawng ai, n--porous n-gun rawng ai ntsa lam hpe madun da ai rai nna, n-gun ja ai san seng ai lam ni hpe hkam sharang lu ai, galoi mung n jahten kau ai (sh) n-gun n rawng ai n-gun n rawng ai n-gun ni hpe n shapraw kau lu ai.
Anti-Corrosive Integrity hpe makawp maga ai: Hkrunlam hte gram lajang ai lam hta kaja dik ai ladat ni
Stainless steel hydraulic product langai gaw shi a n-gun grau ja ai n-gun hpe jaw ya lu na matu, laksan jung ai hte gram lajang ai ladat ni hpe ginra hpaji ninghkring ni atsawm sha hkan sa ra ai.
Shawng nnan na ahkyak ai lam hpe passivation ngu shamying ma ai. Stainless steel fitting hpe galaw ai shaloi, jak hte galaw ai, thread galaw ai (sh) stamp galaw ai shaloi, htu ai arung arai ni kaw na lawt lu ai magri kaji kaji ni gaw, magri a ntsa de shang mat chye ai. N tsi lajang ai rai yang, ndai maigan magri n-gun ni gaw hkai sun kata kaw n-gun yawm mat nna, hkalem hkalau ai hkrang hpe shabyin ya nna, npu na passive layer hpe hkra machyi shangun chye ai.
Ndai hpe pat shingdang na matu, ngut sai daw ni hpe chemical passivation tsi lajang ai lam galaw ai, laksan hku nna nitric (sh) citric acid ntsin hta hka shin ai lam galaw ai. Ndai acid hka shin ai gaw, n-gun n rawng ai n-gang hpe n gasat ai sha, n-gun n rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun hpe ngam da ya nna, makawp maga ya ai passive film hpe kalang ta byin pru wa hkra galaw ya lu ai.
Dai hta n-ga, system hpe hpawng de ai shaloi, cross-n san seng ai lam n byin hkra, field technician ni grai sadi maja ra ai. Hpaji ninghkring langai mi gaw, n-gun n rawng ai valve a n-gang ni hpe jasan jaseng na matu, shing nrai, n-gun n rawng ai magri arung arai ni hte dai daw ni hpe jum ai rai yang, carbon steel n-gun ni gaw n-gun n rawng ai ntsa de htawt sit mat nna, localized rust zones ni hpe hpaw hpang wa na re. Dai arung arai ni a san seng ai lam hpe makawp maga na matu, ap nawng da ai stainless steel arung arai ni hte san seng ai hku jai lang ai ladat ni gaw ahkyak nga ai.
Hpang jahtum, hpaji ninghkring ni gaw, thread galling byin wa na hpe hkang ra ai. Austenitic stainless steels ni gaw grai n-gun ja ai hte grai n-gun ja ai majaw, la hte num n-gang ni hpe n-gun kaba hte shinggrup da ai shaloi byin pru wa ai n-gun n-gun gaw passive oxide layer hpe yeng seng kau ya lu ai. Ndai layer n lawm yang, raw metal crystals ni gaw langai hte langai hkrak sha shingjawng hkat nna, grai ja ai localized heat hpe shabyin ya nna, thread ni hpe cold-weld galaw shangun ai. Kalang mi galled galaw ngut ai hpang, dai joint gaw prat tup pat da hkrum nna, atik anang galaw yang, tsep kawp strip pru mat na re. Ndai manghkang hpe yeng seng kau na matu, hpaji ninghkring ni gaw, laksan anti-seize lubricant (sh) stainless steel assembly ni a matu laksan galaw da ai, n-gun ja ai thread compound hpe galoi mung lang ra ai, dai gaw, n-gun n rawng ai jak hte matut mahkai lu na matu hte, tsep kawp n-gun n rawng hkra pat da lu na matu re.
Daw dan lam
Stainless steel hydraulic components ni a atsam gaw, n-gun n rawng ai hte n-gun n rawng ai jahten sharun ai atsam ni hpe tsep kawp ninghkap lu ai atsam gaw, n-gun n rawng ai lam n re; dai gaw, yaw shada tawn da ai arung arai hpaji masa a hkrak awng dang ai lam rai nga ai. Chromium, nickel, molybdenum ni a ngang kang ai npawt nhpang grup yin hta alloy langai hpe gram lajang ai hku nna, nhprang hpaji ninghkring ni gaw shi hkum shi n-gun n rawng ai, shi hkum shi-mai tsai ai hpyen hking hpe shapraw lu ai arung arai langai hpe galaw shapraw lu ma ai.
Chromium oxide passive layer a n-gun ja ai, n-hprang n-gun n rawng ai hkrang rai tim, molybdenum gaw n-gun ja ai chloride pitting hpe ninghkap lu na matu yaw shada ai makawp maga lam rai tim, shing nrai, n-gun n rawng ai carbon n-gun n rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai n-gun rawng ai arung arai langai a lam shagu hpe hkrang shapraw da ai.
Kaga ladat ni gaw shawng nnan mari ai manu hpe shayawm ya lu tim, shanhte a n mai koi yen ai grup yin hten za ai lam gaw galoi mung n mai sawn la ai bungli galaw ai aten hpe jahkring kau ai, manu dan ai ntsin lwi ai lam ni, gram lajang ai magam gun ni a matu shim lum lam hpe grau nna hkra machyi shangun ai. Stainless steel a makawp maga htingnu gawgap ai lam a hpang e nga ai sung htum ai hpaji masa ni hpe chye na nna, hkrak hkra galaw ai hte jung da ai tara ni hpe hkan sa ai hku nna, dai ni na aten na hpaga lam ni gaw, du na shaning tsa lam hku nna, grai kaja ai, tsep kawp san seng ai, shim lum ai hku bungli galaw lu ai fluid power system ni hpe makawp maga lu na re.
