UkuFika okuTsha kweTshayina uMbhobho wentsimbi ongenamthungo wePetroleum Cracking
Sinyanzelisa ukubonelela ngendalo ekumgangatho ophezulu ngengqikelelo yoshishino oluphezulu, ingeniso enyanisekileyo kunye neyona nkonzo inkulu kwaye ikhawulezayo. ayizi kukuzisela kuphela isisombululo esikumgangatho ophezulu kunye nenzuzo enkulu, kodwa eyona nto ibaluleke kakhulu ihlala ihlala kwimarike engapheliyo yokuFika okuNtsha kweTshayina iSeamless Steel Pipe yePetroleum Cracking, Ngomgaqo othi "ukholo olusekwe, umthengi kuqala", siyabamkela abathengi ukuba bafowunele nje okanye basithumelele i-imeyile ngentsebenziswano.
Sinyanzelisa ukubonelela ngendalo ekumgangatho ophezulu ngengqikelelo yoshishino oluphezulu, ingeniso enyanisekileyo kunye neyona nkonzo inkulu kwaye ikhawulezayo. ayizi kukuzisela kuphela isisombululo esikumgangatho ophezulu kunye nenzuzo enkulu, kodwa eyona nto ibalulekileyo kukuhlala kwimakethi engapheliyo.Umbhobho weNtsimbi ongenamthungo waseTshayina kunye nombhobho wentsimbi, Sihlala sibambelele kumgaqo wenkampani "ukunyaniseka, onamava, okusebenzayo kunye nokutsha", kunye nemisebenzi ye: bonke abaqhubi bavumele ukuba bajabulele ukuqhuba kwabo ebusuku, bavumele abasebenzi bethu baqonde ixabiso labo lobomi, kwaye babe namandla kunye nenkonzo yabantu abaninzi. Sizimisele ukuba ngumdibanisi wentengiso yemveliso yethu kunye nomboneleli wenkonzo ophuma kanye kwintengiso yemveliso yethu.
Isishwankathelo
| Umgangatho:GB9948-2006 | Unyango loBubushushu: Ukuphelisa/ukunciphisa/ubushushu |
| IQela leBanga: 10, 12CrMo, 15CrMo, 07Crl9Nil0, njl. | Ububanzi bangaphandle (Umjikelezo): 10 - 1000 Mm |
| Ukutyeba: 1 – 100 mm | Isicelo: iityhubhu zokutshintsha ubushushu |
| Ububanzi bangaphandle (Umjikelezo): 10 - 1000 mm | Unyango loMphezulu: NjengeMfuno yoMthengi |
| Ubude: Ubude obuzinzileyo okanye ubude obungenamkhethe | Ubuchwephesha: I-Hot Rolled |
| Ubume beCandelo: Round | Umbhobho oKhethekileyo: Umbhobho oshinyeneyo wodonga |
| Indawo yemvelaphi: eTshayina | Ukusetyenziswa: iityhubhu zokutshintsha ubushushu |
| Isiqinisekiso: ISO9001:2008 | Uvavanyo:UT/MT |
Isicelo
Iityhubhu zentsimbi ezingenamthungo zokuqhekeka kwepetroleum zisebenza kwiityhubhu zentsimbi ezingenamthungo kwiityhubhu zesithando somlilo, iityhubhu zokutshintshiselana ngobushushu kunye nemibhobho yoxinzelelo kwishishini lepetrochemical.
Umgangatho ophezulu we-carbon structural steel grade 20g, 20mng kunye ne-25mng.
I-alloy yezakhiwo zentsimbi: 15mog, 20mog, 12crmog
15CrMoG, 12Cr2MoG, 12CrMoVG, njl
IBanga eliPhambili
IBanga lentsimbi yolwakhiwo oluphezulu lwekhabhoni: 10 #, 20 #
Umgangatho ophezulu we-carbon structural steel grade : 20g, 20mng kunye ne-25mng
I-alloy yezakhiwo zentsimbi: 15mog, 20mog, 12crmog, 15CrMoG, 12Cr2MoG, njl.
ICandelo leMichiza
| No | IBanga | Icandelo leMichiza % | |||||||||||
| C | Si | Mn | Cr | Mo | Ni | Nb | Ti | V | Cu | P | S | ||
| ≤ | |||||||||||||
| Umgangatho ophezulu weCarbon Structural Steel | 10 | 0. 07-0.13 | 0.17 -0. 37 | 0.35 -0.65 | <0.15 | <0.15 | <0. 25 | - | - | <0. 08 | <0. 20 | 0. 025 | 0. 015 |
| 20 | 0.17-0. 23 | 0.17 -0. 37 | 0.35 -0.65 | <0. 25 | <0.15 | <0. 25 | - | - | <0. 08 | <0. 20 | 0. 025 | 0. 015 | |
| Ingxubevange yentsimbi yesakhiwo | 12CrMo | 0. 08-0.15 | 0.17 -0.37 | 0. 40-0. 70 | 0. 40-0. 70 | 0. 40 -0.55 | <0. 30 | - | - | 一 | <0. 20 | 0. 025 | 0. 015 |
| 15CrMo | 0.12 -0.18 | 0.17-0. 37 | 0.40 -0. 70 | 0. 80-1.1 | 0. 40-0.55 | <0. 30 | - | - | 一 | <0. 20 | 0. 025 | 0. 015 | |
| 12CrlMo | 0. 08 -0.15 | 0.50 -1. 00 | 0. 30-0.6 | 1.00-1. 50 | 0.45 -0.65 | <0. 30 | - | - | - | <0, 20 | 0. 025 | 0. 015 | |
| 12CrlMoV | 0. 08-0.15 | 0.17-0. 37 | 0. 40-0. 70 | 0.90-1.2 | 0. 25 -0.35 | <0. 30 | - | - | 0.15 -0. 30 | <0. 20 | 0.025 | 0. 010 | |
| 12Cr2Mo | 0.08-0.15 | <0. 50 | 0. 40-0. 60 | 2. 00-2. 50 | 0. 90-1.13 | <0. 30 | - | - | 一 | <0. 20 | 0. 025 | 0. 015 | |
| 12Cr5MoI | <0.15 | <0. 50 | 0.30-0.6 | 4. 00-6 | 0. 45 -0. 60 | <0. 60 | - | - | <0. 20 | 0. 025 | 0. 015 | ||
| 12Cr5MONT | |||||||||||||
| 12Cr9MoI | <0.15 | 0. 25-1. 00 | 0. 30-0. 60 | 8.00 -10. 00 | 0. 90-1.1 | <0. 60 | - | - | - | <0. 20 | 0. 025 | 0, 015 | |
| 12Cr9MONT | |||||||||||||
| Intsimbi enganyangekiyo kubushushu | 07Crl9Nil0 | 0. 04-0.1 | <1. 00 | <2. 00 | 18. 00-20. 00 | - | 8. 00-11 | - | - | - | - | 0. 030 | 0. 015 |
| 07Crl8NillNb | 0. 04-0.1 | <1. 00 | <2. 00 | 17. 00-19. 00 | - | 9.00-12. 00 | 8C-1.1 | - | - | - | 0. 030 | 0. 015 | |
| 07Crl9NillTi | 0. 04-0.1 | <0. 75 | <2. 00 | 17.00-20. 00 | - | 9. 00~13. 00 | - | 4C-0. 60 | 一 | 一 | 0.03 | 0. 015 | |
| 022Crl7Nil2Mo2 | <0. 030 | <1. 00 | <2. 00 | 16. 00-18. 00 | 2. 00-3. 00 | 10. 00 -14. 00 | - | 一 | 一 | - | 0.03 | 0. 015 | |
IPropati yoomatshini
| Hayi | Ukuqina MPa | Yima kancinci MPa | Ixesha elide emva kokwaphuka A/% | Amandla okufunxa ookrebe kv2/j | Inombolo yokuqina kweBrinell | ||
| umfanekiso | umdluliseli | umfanekiso | umdluliseli | ||||
| hayi ngaphantsi kwe | hayi ngaphezulu kwe | ||||||
| 10 | 335〜475 | 205 | 25 | 23 | 40 | 27 | |
| 20 | 410〜550 | 245 | 24 | 22 | 40 | 27 | |
| 12CrMo | 410〜560 | 205 | 21 | 19 | 40 | 27 | 156 HBW |
| 15CrMo | 440〜640 | 295 | 21 | 19 | 40 | 27 | 170 HBW |
| 12CrlMo | 415〜560 | 205 | 22 | 20 | 40 | 27 | 163 HBW |
| 12CrlMoV | 470〜640 | 255 | 21 | 19 | 40 | 27 | 179 HBW |
| 12Cr2Mo | 450~600 | 280 | 22 | 20 | 40 | 27 | 163 HBW |
| 12Cr5MoI | 415〜590 | 205 | 22 | 20 | 40 | 27 | 163 HBW |
| 12Cr5MONT | 480〜640 | 280 | 20 | 18 | 40 | 27 | - |
| 12Cr9MoI | 460〜640 | 210 | 20 | 18 | 40 | 27 | 179 HBW |
| 12Cr9MONT | 590-740 | 390 | 18 | 16 | 40 | 27 | |
| O7Crl9NilO | 2520 | 205 | 35 | 187 HBW | |||
| 07Crl8NillNb | >520 | 205 | 35 | - | 187 HBW | ||
| 07Crl9NillTi | >520 | 205 | 35 | - | - | 187 HBW | |
| 022Crl7Nil2Mo2 | >485 | 170 | 35 | 一 | - | 187 HBW | |
| Kwintsimbi enobunzima bodonga obungaphantsi kwe-5mm ityhubhu musa ukwenza umfuniselo wobulukhuni | |||||||
Imfuneko yoVavanyo
Uvavanyo lwe-hydraulic
Uvavanyo lwe-hydraulic luya kwenziwa kwimibhobho yentsimbi nganye nganye. Uxinzelelo oluphezulu lovavanyo luyi-20 MPa. Ngaphantsi koxinzelelo lovavanyo, ixesha lokuzinza aliyi kuba ngaphantsi kwe-10 s, kwaye ukuvuza kombhobho wensimbi akuvumelekanga.
Uvavanyo lokucaba
Uvavanyo lwe-flattening luya kuqhutywa kumbhobho wentsimbi kunye nobubanzi obungaphandle ngaphezu kwe-22 mm
Uvavanyo lomlilo
Umgangatho ophezulu we-carbon structural steel kunye nemibhobho yentsimbi (ekwazi ukumelana nobushushu) kunye nobubanzi obungaphandle obungekho ngaphezu kwe-76 mm kunye nobukhulu bodonga obungekho ngaphezu kwe-8 mm buya kuxhomekeka kuvavanyo olwandisiweyo. Uvavanyo lokuvutha luya kwenziwa kwiqondo lokushisa. Umyinge wangaphandle wokugqabhuka kwesampulu emva kokuba i-taper ye-core core i-60% ye-flaring iya kuhlangabezana neemfuno zetheyibhile 7. Akukho kuphazamiseka okanye ukuqhekeka kuvunyelwe kwisampuli emva kokuvutha. Ngokweemfuno zomfaki-sicelo kwaye kuphawulwe kwikhontrakthi, i-alloy structural steel ingasetyenziselwa ukwandisa uvavanyo.
Itesta engonakalisiyo
Imibhobho yensimbi iya kuba phantsi kokufumanisa impazamo ye-ultrasonic nganye ngokuhambelana namalungiselelo e-GB / T 5777-2008. Ngokweemfuno zomfaki-sicelo, ezinye iimvavanyo ezingonakalisi zingongezwa emva kokuxoxisana phakathi komthengisi kunye nomceli kwaye ziboniswe kwisivumelwano.
Uvavanyo lwe-Intergranular Corrosion
Uvavanyo lwe-Intergranular corrosion luya kuqhutywa kumbhobho wentsimbi ongenasici (ukumelana nobushushu). Indlela yokuvavanya iya kuhambelana namalungiselelo endlela yaseTshayina E kwi-GB / T 4334-2008, kwaye ukuthambekela kwe-intergranular corrosion akuvumelekanga emva kovavanyo.
Emva kothethathethwano phakathi komthengisi kunye nomenzi, kwaye kuphawulwe kwikhontrakthi, umfaki-sicelo unokubeka ezinye iindlela zovavanyo lomhlwa.
Iinkcukacha zeMveliso
Imibhobho yoomatshini/yeKhemikhali&yeSichumiso
I-GB/T8162-2008
ASTM_A519-2006
I-BS EN 10210-1-2006
I-ASTM A53A53M-2012
GB9948-2006
GB6479-2013
GB/T 17396-2009
Sinyanzelisa ukubonelela ngendalo ekumgangatho ophezulu ngengqikelelo yoshishino oluphezulu, ingeniso enyanisekileyo kunye neyona nkonzo inkulu kwaye ikhawulezayo. ayizi kukuzisela kuphela isisombululo esikumgangatho ophezulu kunye nenzuzo enkulu, kodwa eyona nto ibaluleke kakhulu ihlala ihlala kwimarike engapheliyo yokuFika okuNtsha kweTshayina iSeamless Steel Pipe yePetroleum Cracking, Ngomgaqo othi "ukholo olusekwe, umthengi kuqala", siyabamkela abathengi ukuba bafowunele nje okanye basithumelele i-imeyile ngentsebenziswano.
Ukufika okuTsha eTshayinaUmbhobho weNtsimbi ongenamthungo waseTshayina kunye nombhobho wentsimbi, Sihlala sibambelele kumgaqo wenkampani "ukunyaniseka, onamava, okusebenzayo kunye nokutsha", kunye nemisebenzi ye: bonke abaqhubi bavumele ukuba bajabulele ukuqhuba kwabo ebusuku, bavumele abasebenzi bethu baqonde ixabiso labo lobomi, kwaye babe namandla kunye nenkonzo yabantu abaninzi. Sizimisele ukuba ngumdibanisi wentengiso yemveliso yethu kunye nomboneleli wenkonzo ophuma kanye kwintengiso yemveliso yethu.
I-oyile, i-petrochemical, ibhoiler yoxinzelelo oluphezulu, ukusetyenziswa okukhethekileyo kwetyhubhu yebhoyila engenamthungo ityhubhu, ityhubhu yentsimbi engenamthungo kunye ne-oyile engenamthungo.
ICandelo leMichiza
| uphawu | Icandelo leMichiza (%) | ||||||||
| C | Mn | Si | Cr | Mo | Ni | Nb+Ta | S | P | |
| 15CrMo | 0.12~0.18 | 0.40~0,70 | 0.17~0,37 | 0.80~1.10 | 0.40~0,55 | ≤0.30 | _ | ≤0.035 | ≤0.035 |
IPropati yoomatshini
| uphawu | Ukuqina MPa | Yima kancinci MPa | Ubude (%) |
| 15CrMo | 440~640 | 295 | 22 |










