Hka lum ai nlung n-gang ni a matu ra ai arung arai ni hpe lata la na lam matsun-N-gun n-gun n-rawng ai n-gang n-gang ni: German madang hte Miwa madang, n-gun n-gun kaw nna bungli galaw ai masa du hkra hkum tsup ai hku sawk sagawn ai lam

Hpa majaw nga yang, n-gun ja ai-hpring tsup ai bungli masa ni hta, n-gun ja ai -n-gun ja ai n-gang ni a bungli galaw ai aten, ngang grin ai lam, manu jahpu-htuk manu ai lam ni gaw, madung hku nna, arung arai lata ai lam hta madung nga ai. Tengman ai arung arai hpe lata ai gaw, "kalang mi -lang lang jai lang ai, aten galu-myit simsa lam" hpe lu la mai ai, arung arai n htap htuk ai majaw, chyahkring hkring galai shai ai lam, arung arai ni hkrat sum mat ai lam, manu jahpu hpe jahten kau ai lam ni hpe koi lu ai. Grai kaja ai hpaji hte galaw da ai rai yang pyi, shut ai arung arai gaw, grai katsi ai, n-gun n rawng ai, n-gun n rawng ai masa ni hta hkan nna, galai shai na matu yak hkak na re.

shaning tup n-gun n rawng ai n-gang htu shapraw ai bungli hta mahkrum madup nga ai source manufacturer langai hku nna, Qingyun Hongsheng Machinery Accessories Co., Ltd. German madang hku nna katsi ai-hkap hkam lu ai n-gang arung arai ni. Ndai laika buk gaw, Miwa hte Germany mungdan ni a madung masat da ai arung arai ni hpe, arung arai ni a npawt nhpang, bungli galaw ai lam a masat masa ni, bungli galaw ai masa hpe galai shai ai lam, lata la ai lam hta byin wa ai n hkru n kaja ai lam ni ngu ai masa mali kaw nna sung sung sawk sagawn na rai nna, hpaga lam galaw ai ni hpe hkrak ai hku lata la lu na matu hte lam lai mat wa ai lam ni hpe koi lu na matu karum ya na re. Dai aten hta, hpaga hpung ni hpe manu jahpu shayawm ya lu na matu hte bungli galaw ai lam hpe grau kaja hkra galaw lu na matu, hpaji ninghkring ni a laksan hparan ladat ni hpe jaw ya nga ai.

I. Core Premise: Hpa majaw Heat-N-gun hpe hkam sharang lu ai n-gang htu ai arung arai ni hpe lata la na matu ahkyak ai kun?

450℃-1200℃n-gun ja ai shara ni hta, n-gun ja ai oxidation hpe ninghkap lu ai, n-gun ja ai-n-gun ja ai, n-gun ja ai shock hpe ninghkap lu ai, n-gun ja ai shara ni hta n-gun n-rawng ai n-gun hpe ngang grin hkra galaw na matu re. Ndai atsam marai ni hta shai hkat ai lam gaw, madung hku nna, dai arai hta lawm ai n-gun rawng ai arung arai ni (chromium, nickel, silicon, molybdenum, etc.) ni a shadawn shadang n bung ai majaw rai nga ai. N bung ai alloying elements ni a kata na n-gun gaw, n-gun ja ai n-gun hpe ninghkap lu ai, n-gun n-gun hpe ninghkap lu ai, castings ni a service life a ntsa tsang hpe hkrak dawdan ya ai.

Tatut hta, anhte gaw n kaja ai arung arai lata ai majaw byin pru wa ai manghkang law law hpe hkrum sha lai wa sai: ga shadawn, 1100℃jan ai n-gun ja ai wan n-ga ni hta, n-gun ja ai wan n-ga (ZGCr28 zawn re ai) hpe lang ai shaloi, shata 1-2 laman sha, oxidation peeling hte cracking byin wa na re; Miwa madang 2010 arung arai hpe sulfur lawm ai wan n-ga masa hta jai lang ai gaw shata 3 laman hta n-gun n-gun n-nga mat na re, dai gaw gram lajang ai manu hpe jat shangun ai sha n-ga, galaw shapraw ai aten hpe mung jahkring kau ya ai.

Dai majaw, arung arai lata ai lam a core logic gaw:bungli galaw ai masa nbung katsi ai, lapran grup yin, hte lit n-gun atsam ni hpe shadawn shadang tawn da ai, hte "high-end" shing nrai "low-price" hpe myi nmu ai sha hkan shachyut ai hta, bungli masing ra kadawn ai lam (mungdan kata/maigan de dut shabra ai) hte manu jahpu budget hte maren htap htuk dik ai arung arai ni hpe lata la ai.

II. Mainstream Miwa Standard Heat-N-gun hpe hkam sharang lu ai n-gang arung arai ni (Mungdan kata na bungli masing ni a matu ra sharawng ai, manu kaba ai-Akyu rawng ai hku galai shai ai lam)

Miwa mungdan a madang masat da ai nbung -hkap la lu ai n-gang n-gang ni hpe GB/T 8492-2014 hte maren galaw shapraw ai. Dai arung arai hpe "ZG" (cast steel) kaw nna hpang nna, dai hpang alloying elements ni a lam hpe ka da ai. Shanhte gaw mungdan kata na hpaga lam bungli masing law malawng a matu htuk manu ai, manu dan ai-htuk manu ai lam, mari la mai ai lam, dut ngut ai hpang-lawan ai mahtai jaw ai lam ni nga ai. Lahta na gaw Miwa mungdan hta grau nna jai lang ai madang masat masa galaw ai arung arai 3 hpe sung sung sawk sagawn ai lam re:

(I) ZG40Cr25Ni20Si2 (2520 ngu nna shamying ai) - Hkawhkam wa -Hka lum ai Oxidation hpe ninghkap lu ai

Madung mahkawn: Carbon (C) 0.45% hta n law ai (sh) dai hte maren, Chromium (Cr) 24%-26%, Nickel (Ni) 19%-22%, Silicon (Si) 1.5%-2.5%, Manganese (Mn) 1.5% hta n law ai (sh) dai hte maren sha re, Phosphorus (P) hta n law ai (sh) dai hte maren sha re. 0.03% hta grau ai (sh) maren sha re;

Tsaw-Katsi ai shara hta galaw lu ai atsam: Magam bungli hta grau htum ai nbung katsi ai lam 1200℃, aten galu-magam bungli galaw ai nbung katsi ai lam 1050℃. N-gun ja ai nbung laru hta npu kaw n-gun ja ai Cr2O3 oxide film byin pru wa nna, oxygen shang wa ai hpe atsawm sha pat shingdang lu ai hte grai n-gun ja ai oxidation hpe ninghkap lu ai atsam nga ai;

Madung arawn alai: Temperature n-gun grai ja ai, thermal shock hpe hkam sharang lu ai atsam nga ai, chyahkring hkring galai shai ai katsi ai hte katsi ai hkra machyi ai lam ni hpe hkam sharang lu ai (temperature shai hkat ai lam 800℃hta n-pu (sh) maren sha re), dai aten hta sha, dan dawng ai n-gun n rawng ai sha, acid hte alkali n-gun hpe hkam sharang lu ai atsam langai ngai nga ai;

Ladat ra ai lam ni: Dai hpe hka ja na matu medium-frequency induction wan wut wan wut hpe lang ra ai, 1500-1550℃hta hka ja ai nbung hpe hkang ra ai, ru ngut ai hpang loi loi hte katsi mat hkra galaw ra ai, dai hpang 1050 avminal stress hte e du hkra nbung n-gun kaba ai n-gun hpe shayawm ai + n-gun shayawm ai tsi lajang ai lam galaw ra ai;

Bungli masa ni hpe galai shai mai ai: Katsi ai wan wut ai hka htung ni, wan wut ai npu na hka htung ni, arung arai ni hpe bang ai hka htung ni, arung arai ni hpe bang ai hka htung ni, cement wan wut ai n-gup magap ni, preheater ni, nbung n-gun kaba ai chemical reaction kettle ni a kata na n-gup magap ni, nbung n-gun kaba ai radiant hka htung ni hte kaga n-gun kaba ai scene{0}}above

Magam Bungli Prat: Ga shadawn hku nna, n-gun ja ai-katsi ai bungli masa hta, bungli galaw ai aten gaw shata 12-24 du hkra rai lu ai, dai gaw, n-gun n-gun n-rawng ai n-gang hta na htam 5 jan rai nga ai.

(II) ZG30Cr20Ni10 (2010 ning na arung arai ngu nna shamying ai) - Rap ra ai manu jahpu-Akyu rawng ai lam hpe lata la ai lam

Madung mahkawn: Carbon (C) 0.35% hta n law ai (sh) dai hte maren, Chromium (Cr) 19%-22%, Nickel (Ni) 9%-11%, Silicon (Si) 1.5% hta n law ai (sh) dai hte maren rai ai, Manganese (Mn) 1.5% hta n law ai (sh) dai hte maren rai ai, Phosphorus (P) hta n law ai (sh) dai hte maren rai nga ai. (S) 0.03% hta npu (sh) maren sha;

Tsaw-Katsi ai shara hta galaw lu ai atsam: N-gun grau ja ai n-gun 1100℃, aten galu-n-gun 950℃, oxidation hpe ninghkap lu ai atsam kaja, n-gun kaba ai shara hta ngang grin ai, n-gun n rawng ai hte n-gun n rawng ai;

Madung arawn alai: Hpun n-gun hte n-gun hpe rap ra hkra galaw lu ai, kaja dik ai galaw lu ai atsam, htu shaw, htu lu ai hte kaga lahkawng lang ngu na galaw lu ai, manu gaw 2520 arung arai hta 30% daram yawm ai, laklai ai manu jahpu-akyu rawng ai;

Ladat ra ai lam ni: Smelting temperature 1480-1520℃, n-gun ja ai n-gun n-rawng ai, htunghking hku n-gun shayawm ai + n-gun shayawm ai gaw ram sai, galaw shapraw ai atsam grai law ai hte n-gun shayawm ai aten kadun ai;

Bungli masa ni hpe galai shai mai ai: Metallurgical furnace grates, boiler wan wut ai shara ni hpe madi shadaw ai ni, tsi mawan ni hpe htaw sa ai pipe ni, nta gawgap ai arung arai ni galaw ai hta n-gun kaba ai hoppers hte conveyor chain ni, wan n-gun galaw ai hta wan n-gun pipe castings ni hte kaga 800 degree-100 lapran na n-gun kaba ai hte n-gun kaba ai mabyin masa ni hpe n-gun jaw ai lam ni hpe galaw ai.

Magam Bungli Prat: Ga shadawn bungli galaw ai masa hta, bungli galaw ai aten gaw shata 6-12 du hkra rai nna, manu jahpu hte nbung katsi ai lam hpe hkam sha chye ai mungdan kata na bungli masing ni a matu htuk manu ai.

(III) ZGCr28 (Chromium n-gun ja ai-arung arai) - Sut masa hte ngang grin ai, Sulphur n-gun hpe ninghkap lu na matu ra sharawng ai

Madung mahkawn: Carbon (C) 0.30%-0.50%, Chromium (Cr) 26%-30%, Silicon (Si) 1.5% hta n-pu (sh) dai hte maren, Manganese (Mn) 1.5% hta n-pu (sh) dai hte maren, Phosphorus (P) 0.04% hta n-pu (sh) dai hte maren rai nga ai. (nikkel n lawm ai (sh) nikel n lawm ai);

Tsaw-Katsi ai shara hta galaw lu ai atsam: Magam bungli galaw ai hta grau htum ai nbung katsi ai 1000℃, aten galu-magam bungli galaw ai nbung katsi ai 850℃, lapran tsang na oxidation hpe ninghkap lu ai, nbung laru kaba hta grai ngang kang ai, hte laklai ai hku n-gun rawng ai;

Madung arawn alai: Grai n-gun ja ai sulfur n-gun hpe ninghkap lu ai, sulfur-lawm ai wan n-gun hte sulfur-lawm ai arung arai ni a bungli masa ni hpe hkan sa lu ai, manu n-htuk ai, n-gun n-htuk ai-manu n-gun kaba ai-temperature masa ni a matu ra sharawng ai lata la ai lam rai nga ai;

Ladat ra ai lam ni: Smelting galaw ai ladat gaw grai loi ai, manu dan ai nickel elements ni hpe n bang ra ai, galaw shapraw ai manu n law ai, law law galaw shapraw na matu htuk manu ai;

Bungli masa ni hpe galai shai mai ai: Power plant boiler a nhprang wan n-ga htu ai shara ni, n-gun ja ai nhprang wan n-ga hka htung ni, nhprang wan n-gun shayawm ai arung arai ni, nhprang wan jak -lawm ai arung arai ni hpe htaw sa ai arung arai ni, nhprang n-gun n-gun n-rawng ai linings ni hte kaga mabyin masa ni hta 800℃npu na nhprang wan n-ga n-gun n-rawng ai {4}

Magam Bungli Prat: Ga shadawn bungli galaw ai masa hta, magam bungli prat gaw shata 3-6 du hkra rai lu ai, manu jahpu hpe grai hkang zing ai hte hkap la mai ai galai shai ai lam ni hpe galaw ai masa ni a matu htap htuk ai.

III. Madung Germany Standard Heat-N-gun hpe hkam sharang lu ai n-gang arung arai ni (Maigan de dut shabra ai bungli masing ni a matu ra sharawng ai, Mungkan ting na Standard)

German madang hku nna n-gun-hkam sharang lu ai n-gang n-gang ni hpe DIN 17445 hte maren galaw shapraw ai. Shanhte gaw mungkan ting hta masat da ai lam grai tsaw ai, grau hkrak ai hkrang shapraw ai lam hpe hkang lu ai, Europe, Sinpraw Dingda Asia hte kaga ginra ni de dut shabra ai bungli masing ni a matu htuk manu ai, grau nna, arung arai galaw ai lam hte chyam dinglik ai madang ni hpe grai ngang kang ai hku ra sharawng ai high-end scenarios ni a matu htuk manu ai. Lahta na lam ni gaw, grau nna jai lang ai German madang masat masa galaw ai arung arai 2 hte Miwa madang masat masa galaw ai arung arai ni hte shanhte a matut mahkai lam ni hpe -sung sung sawk sagawn ai lam rai nga ai:

(I) 1.4841 (X15CrNiSi25-21) - Miwa Mungdan a Madang 2520 hte maren, Madang tsaw ai dut shabra ai lam a matu ra sharawng ai

Madung Hkrang (Miwa Standard 2520 hte shingdaw ai): Carbon (C) 0.15% hta npu (sh) maren sha (Miwa madang 2520 hta 0.45% hta npu), Chromium (Cr) 24%-26% (Miwa madang hte maren), Nickel (Ni) 20%-22% (Miwa madang hte maren), Silicon (Si) 1% (Miwa madang hte maren); madung shai hkat ai lam gaw carbon n law ai, san seng ai arung arai hte awu asin n law ai;

Tsaw-Katsi ai shara hta galaw lu ai atsam: N-gun grau ja ai magam bungli nbung katsi ai 1150℃, aten galu-magam bungli galaw ai nbung katsi ai 1050℃(madung hku nna Miwa madang 2520 hte maren sha re), raitim, grau n-gun ja ai carburization hpe ninghkap lu ai, intergranular corrosion hpe ninghkap lu ai, nbung laru kaba ai shara ni hta grau ngang kang ai;

Madung akyu ara ni: Composition hpe hkang ai lam hta grai hkrak ai, arung arai batch shagu gaw spectral detection report hte n-jahten sharun ai chyam dinglik ai report hpe jaw ra ai, EU a hpaga lam madang ni hte maren, mungkan ting na customers ni a lapran hta grai masat masa galaw ra ai; n-gun ja ai arung arai san seng ai lam, n-gun ja ai shara hta n-gun n rawng ai hte n-gun n rawng ai, aten galu-tut manoi galaw shapraw na matu htuk manu ai;

Ladat ra ai lam ni: Vacuum smelting process hpe hkap la nna, n san seng ai arung arai ni hpe atsawm sha hkang lu na matu, 1050-1100℃hta nbung laru hpe hkrak hkrak hkang lu na matu, langai sha re ai hte ngang grin ai bungli galaw lu na matu;

Bungli masa ni hpe galai shai mai ai: Uropa de dut shabra ai wan n-gun ja ai wan wut jak ni hte hpaga lam galaw ai wan wut ni a madung daw ni, n-gun ja ai-hpang jahtum na tsi jak ni a n-gun ja ai arung arai ni, 1000℃jan ai n-gun ja ai mabyin masa ni hta carburization hpe ninghkap lu ai atsam hte n-gun n-rawng ai hpe ninghkap lu ai atsam ra ai;

Miwa Standard 2520 hte shai ai: Composition gaw grai bung ai, bungli galaw ai masa law malawng hta shada da galai shai mai ai; rai tim, 1.4841 hta carbon n law ai hte san seng ai lam grau law ai, manu gaw Miwa mungdan a 2520 madang hta 15%-20% grau law ai, maigan de dut shabra na matu (sh) mungdan kata na manu dan ai bungli masing ni a matu htuk manu ai.

(II) 1.4837 (X12CrNi23-13) - Miwa Mungdan a Madang 2010 hte maren, Mid-End dut shabra ai lam a matu ra sharawng ai

Madung Hkrang (Miwa Standard 2010 hte shingdaw ai): Carbon (C) 0.12% hta npu (sh) maren sha (2010 ning na Miwa madang 0.35% hta npu), Chromium (Cr) 22%-24% (2010 ning na Miwa madang hta loi mi grau ai), Nickel (Ni) 12%-14% (Miwa madang 2010 hta loi mi grau ai); grau hkrak ai hkrang shapraw ai lam, grau kaja ai oxidation hpe ninghkap lu ai hte thermal fatigue hpe ninghkap lu ai;

Tsaw-Katsi ai shara hta galaw lu ai atsam: N-gun grau ja ai n-gun 1050℃, aten galu-n-gun 950℃(Miwa madang 2010 hte maren), raitim grau kaja ai n-gun ja ai-n-gun ja ai, grau law law lang galai shai ai katsi ai hte katsi ai hpe hkam sharang lu ai, n-gun n-rawng ai;

Madung akyu ara ni: Mungkan madang hte maren, chyam dinglik ai lam a jahpan ni hpe tup hkrak (EN madang chyam dinglik ai lam hpe jaw lu ai), maigan de dut shabra ai bungli masing ni a matu htap htuk ai; kaja ai arung arai ngang kang ai, kaja dik ai galaw shapraw ai atsam, yak hkak ai laksan-shape daw ni hpe galaw shapraw ra ai lam ni hpe hkap la lu ai;

Ladat ra ai lam ni: Medium-frequency refining + vacuum degassing gaw, n-gun rawng ai n-gang hta na awu asin hte n-gun rawng ai n-gun ni hpe shapraw kau na matu, n-gun rawng ai n-gang hpe n-gun rawng ai hku galaw ngut ai hpang, n-gun rawng ai n-gang hpe n-gun rawng ai hku galaw ai;

Bungli masa ni hpe galai shai mai ai: Maigan de dut shabra ai nlung jak ni, boiler arung arai ni, n-gun ja ai tsi mawan ni hpe htaw sa ai arung arai ni, n-gun ja ai -hpang jahtum na nta gawgap arung arai ni a n-gun ja ai arung arai ni hte kaga n-gun ja ai hte n-gun ja ai 800-1000℃;

Miwa Standard 2010 hte shai ai: Chromium hte nickel loi mi law ai, ngang kang ai hte oxidation hpe ninghkap lu ai atsam grau kaja ai, manu gaw Miwa mungdan a 2010 ning na madang hta 10%-15% grau law ai, maigan de dut shabra ai (sh) bungli galaw ai lam grau law ai mungdan kata na bungli masing ni a matu htuk manu ai.

IV. Miwa Standard hte German Standard Arung arai ni a Core Shadawn Shadang Table (Kalang mi yu yang asan sha chye lu ai, lawan ai hku lata la mai ai)

V. 3 Arung arai lata ai lam a madung tara ni (Hpyen masa ni hpe koi lu na matu ahkyak ai lam)

Practice galaw ai ni law law gaw, arung arai ni hpe lata ai shaloi, "manu grau hpu ai gaw grau kaja ai" (sh) "Miwa madang gaw Germany madang zawn n kaja ai" ngu ai hkalem hkalau lam ni hta hkrat sum chye ma ai. Kaja wa nga yang, lata la ai lam a madung gaw "adaptation" rai nga ai. Lahta na npawt tara 3 hpe hpawng de yang, hkalem hkalau lam ni hpe hkrak koi lu na re:

Npawt tara 1: Bungli galaw ai masa hta nbung katsi ai hpe madung npawt nhpang hku nna la u (Most Critical)

Temperature gaw, arung arai hpe lata ai lam hpe hkrak dawdan ya ai. Kalang mi hta, dai arai a aten galu-service temperature hpe lai mat wa yang, dai casting gaw lawan ladan oxidize byin nna, n-gun yawm mat nna, n-gun yawm mat na re:

800℃npu : ZGCr28 hpe ahkyak shatai nna, dai gaw -manu n law ai, sulfur-hkap la lu ai hte wear-hkap la lu ai, madung n-gun ja ai-hkum hkrang ra kadawn ai lam ni hpe hkap la lu ai;

800-1000℃: ZG30Cr20Ni10 (Miwa madang) shing nrai 1.4837 (German madang) hpe lata nna, bungli galaw ai lam hte manu jahpu hpe rap ra hkra galaw na;

1000℃jan : ZG40Cr25Ni20Si2 (Miwa madang) shing nrai 1.4841 (German madang) hpe lata nna, n-gun ja ai-katsi ai oxidation hpe ninghkap lu ai hte n-gun n rawng ai hpe hkam sharang lu na re.

Npawt tara 2: Medium grup yin hpe kayau kaya galaw nna, n-gun n rawng ai hpe myit yu u

Sulfur-lawm ai wan n-ga hte sulfur{1}}lawm ai arung arai ni: Hka lim ai lam n byin hkra, -chromium law ai arung arai ni (ZGCr28) hpe ahkyak shatai nna galaw ai;

Acid-base n-gun ja ai makau grup yin: Nickel n-gun ja ai arung arai (2520/1.4841) hpe lata nna, n-gun ja ai oxide film hpe byin shangun nna, n-gun ja ai hpe ninghkap lu na matu;

Carburizing makau grup yin (hpyen wan n-gun hpe n-gun dat ai wan wut zawn re ai): German madang 1.4841 (sh) Miwa madang 2520 hpe lata la u, dai ni gaw carburization hpe n-gun ja ai hku ninghkap lu nna, arung arai ni hpe n-gun n rawng hkra galaw ya lu ai.

Npawt tara 3: Project ra kadawn ai lam ni hpe kahkyin gumdin nna, manu jahpu hte bungli galaw ai lam hpe rap ra hkra galaw na

Mungdan kata na bungli masing ni, manu jahpu-hkam sha ai, laksan ra kadawn ai lam n nga ai: Miwa madang dep ai arung arai (2520/2010/ZGCr28) hpe lata la u, dai ni gaw manu dan ai-akyu rawng ai lam hte dut ngut ai hpang -htuk manu ai magam bungli ni hpe galaw ya lu ai;

Maigan de dut shabra ai bungli masing ni, EU madang ra kadawn ai lam ni, tsaw-hpang jahtum na masa ni: German madang arung arai ni hpe lata la u (1.4841/1.4837), dai ni gaw hkum tsup ai chyam dinglik ai lam hte mungkan ting masat masa galaw da ai;

Hpa majaw nga yang, n-gun ja ai lit, katsi ai hte katsi ai hpe ayan galai shai ai: 2520/1.4841 arung arai ni hpe lata la u, dai ni gaw grau n-gun ja ai thermal shock hte deformation hpe ninghkap lu ai, n-gun grau galu ai.

VI. Industry hta lang ai ga san hte mahtai (Pain Points ni hpe hparan ai, hkrak ai hparan ladat ni)

Q1: Hpa majaw 2520 arung arai (ZG40Cr25Ni20Si2) a manu gaw, shinggyim masha ni lang ai n-gun-hkum hkrang n-gun hta grau tsaw ai kun?

A1: Madung lam lahkawng nga ai:

Alloy manu kaba ai: 2520 arung arai hta chromium 25% daram hte nickel 20% daram lawm ai. Nickel gaw manu dan ai nhprang rai rai nna, manu dan ai nhprang rai rai nna, dai nhprang rai a manu hta 60% jan lawm ai;

Ladat ra ai lam kaba: N san seng ai lam ni hpe shapraw kau lu na matu, kata na myit ru myit tsang lam ni hpe yeng seng kau lu na matu, n-gun n rawng ai lam ni hpe koi lu na matu, medium-frequency refining, slow cooling, hte high-temperature heat treatment zawn re ai yak hkak ai ladat ni hpe hkap la ra ai, dai gaw galaw shapraw ai aten galu nna sum mat ai lam law law byin shangun ai. Raitim, aten galu hta, 2520 arung arai a service life gaw, shinggyim masha ni lang ai heat-hkam sharang ai n-gang hta na htam 5 jan law ai majaw, galai shai ai aten law law, gram lajang ai manu hte n-gun yawm ai aten sum ai lam ni hpe shayawm ya lu ai, aten galu- lang ai shaloi manu grau law ai-htuk manu ai.

Q2: German madang 1.4841 hte Miwa madang 2520 hpe tsep kawp galai shai mai na kun?

A2: Shanhte a chromium hte nickel n-gun ni gaw madung hku nna maren sha re majaw, bungli galaw ai masa law malawng hta shada da galai shai mai ai, n-gun ja ai-temperature a bungli galaw ai lam gaw grai n shai ai majaw re. Raitim, shada da galai shai na matu n mai byin ai masa lahkawng nga ai:

Uropa de dut shabra ai bungli masing ni a matu, 1.4841 hpe ahkyak shatai nna, EU DIN madang ni hte maren rai nna, customer ni hpe grau chye na ai, dai hte maren chyam dinglik ai shiga ni hpe ra ai;

Grai sawng ai carburization hte intergranular corrosion byin ai mabyin masa ni a matu, 1.4841 gaw carbon n law ai hte san seng ai lam grau law ai, carburization hpe ninghkap lu ai atsam grau ja ai majaw, dai zawn re ai bungli galaw ai masa ni a matu grau htap htuk ai. Anhte gaw dai arung arai lahkawng yan hpe galaw shapraw lu nna, customer project ra sharawng ai hte maren, hkrak ai hku galai shai na matu hpaji jaw ai lam ni hpe jaw lu ai.

Q3: Lata ai shaloi, arung arai ni hta n-ga, kaga hpa lam ni hpe mung myit yu ra ai kun?

A3: Material gaw core rai nga ai, raitim lawu na lam 3 hpe n mai koi gam ai:

Casting galaw ai ladat: Tengman ai casting gaw dimensional hkrak ai (±0.5mm) hpe lu la shangun ai, lahkawng lang ngu na galaw ai lam hpe koi lu ai, n-gun rawng ai manghkang ni hpe mung shayawm ya lu ai;

Hka lum ai hku tsi lajang ai ladat: Standard quenching + tempering gaw kata na myit ru myit tsang lam hpe yeng seng kau ya lu nna, hka lum ai hpe hkam sharang lu ai atsam hpe jat ya lu ai;

Hpaga galaw ai wa a n-gun: Source galaw shapraw ai ni gaw, arung arai ni hpe chyam dinglik ai shiga ni hte galaw sa wa ai lam hpe hkang lu ai, garan gachyan ai-dut ngut ai hpang daw jau ai lam hte, "masu ai arung arai" ni hpe mari ai hpe koi lu ai (ga shadawn, n kaja ai arung arai ni hpe n kaja ai arung arai ni hku nna garan kachyan na matu nickel hte chromium hpe shayawm kau ai zawn re ai).

Q4: Hpa majaw -chromium n-gun ja ai (ZGCr28) gaw nickel n lawm ai sha, n-gun ja ai n-gun hpe ninghkap lu ai kun?

A4: Chromium kaba ai arung arai ni a n-gun ja ai-n-gun hpe hkam sharang lu ai atsam gaw madung hku nna chromium elements ni hpe madung tawn ai. Chromium n-gun 26%-30% du wa ai shaloi, n-gun ja ai Cr2O3 oxide film langai mi gaw npu kaw byin pru wa nna, oxygen shang wa ai hpe pat shingdang ya ai majaw, oxidation hpe ninghkap lu ai atsam hte n-gun ja ai-hkum hkrang n-gun hpe ninghkap lu ai. Raitim, nickel n lawm ai majaw, shi a n-gun ja ai-hpyen n-gun hte n-gun n-gun hpe ninghkap lu ai atsam gaw 2520/1.4841 arung arai ni zawn n kaja ai, 800℃npu na masa ni hta sha, n-gun n law ai masa hte n-gun n law ai masa hta htuk manu ai.

VII. Marketing Copy (Source galaw shapraw ai wa, hpaji ninghkring ni ra sharawng ai hku galaw ai, manu jahpu shayawm ai hte bungli galaw ai lam hpe grau kaja hkra galaw ai)

Heat-hkap la lu ai n-gang htu ai arung arai ni hta hpaji ninghkring|Miwa hte German Standard ni a matu hkum tsup ai hku gram lajang da ai, myit tsang ai-Manu jahpu n jaw ra ai sha lata la mai ai. Hkum tsup ai arung arai ni hpe hkap la ai lam: 2520/2010/ZGCr28/1.4841/1.4837, ra sharawng ai arung arai ni hpe lata la ai lam. Hkrak ai hpaji: Medium-Frequency Refining + N-gun ja ai-Hkringhtawng hpe n-gun dat ai + Hkum tsup ai-Process Quality hpe jep joi ai lam, Nbung hka htung n nga ai, Nhprang hka htung n nga ai, ngang grin ai bungli galaw ai lam. Manu jahpu n jaw ra ai magam bungli ni: Arung arai lata ai lam matsun, sumla hkrung hpe kaja dik htum galaw ai, bungli galaw ai masa hpe galai shai ai lam hpe sawk sagawn ai, hkalem hkalau ai lam ni hpe koi lu na matu hte manu jahpu hpe shayawm lu na matu karum ya ai. Source galaw ai wa: Lapran na ni n nga ai, manu hpe 20%-30% hkrak shayawm ya ai, law law mari ai ni a matu Discount grau law ai. Lawan ai hku sa ya ai: Stock kaw nga ai n-gun n rawng ai arung arai ni hpe 7-15 ya laman hta sa ya ai, lawan ai hku order galaw mai ai. Quality hpe kam hpa ai lam: Batch shagu gaw Spectral Detection hte n-Hten za ai chyam dinglik ai lam ni hpe jaw ya ai, Shata 12 tup Quality hpe kam hpa ai lam, myit tsang ai lam n nga ai sha dut ngut ai hpang daw jau ai lam ni hpe jaw ya ai.

shaning tup n-gun-hkam sharang lu ai n-gang n-gang ni hpe galaw ai hta mahkrum madup nga ai, anhte gaw mungkan ting na hpaga hpung 500 jan hpe daw jau ai, n-gang hpaji, wan n-gun, tsi mawan, nta gawgap ai arung arai ni hte kaga hpaga lam ni hta n-gun ja ai -hpyen bungli galaw ai masa ni hpe hkan sa nna galaw ya ai. Mungdan kata na bungli masing ni a matu Miwa madang hpe lata ai rai tim, maigan de dut shabra ai bungli masing ni a matu German madang hpe lata ai rai tim, anhte gaw langai-to-one laksan hparan ladat ni, manu jahpu n jaw ra ai hpaji masa quote ni hte sumla hkrung ni hpe grau kaja hkra galaw ya lu ai. Hpaji jaw na matu dip nna, -quality hte manu dan ai-kaja ai katsi ai-hkap la lu ai n-gang n-gang ni hpe lu la na matu dip u!