Umgangatho olungileyo we-GB ye-9948 yeeThubhu zeNsimbi ezingenamthungo zePetroleum Cracking
Sinikezela ngamandla amangalisayo kumgangatho ophakamileyo kunye nophuhliso, ukuthengisa, inzuzo kunye nokuthengisa kunye nentengiso kunye nokusebenza koMgangatho oLungileyo we-GB 9948 yeeTube zentsimbi ezingenamthungo zePetroleum Cracking, Thina, ngeengalo ezivulekileyo, simema bonke abathengi abanomdla ukuba bandwendwele iwebhusayithi yethu okanye qhagamshelana nathi ngokukhawuleza ngolwazi oluthe kratya kunye neenyani.
Sinikezela ngamandla amangalisayo kumgangatho ophezulu kunye nophuhliso, ukuthengisa, inzuzo kunye nokuthengisa kunye nentengiso kunye nokusebenzaChina Gb9948Stainless Steel Tube kunye Gb9948, Injineli ye-R&D eQinisekileyo iya kuba lapho ngenkonzo yakho yokubonisana kwaye siya kuzama konke okusemandleni ethu ukuhlangabezana neemfuno zakho. Ngoko khumbula ukuba uzive ukhululekile ukuqhagamshelana nathi xa ufuna imibuzo. Uya kukwazi ukusithumelela ii-imeyile okanye usitsalele umnxeba kumashishini amancinci. Kananjalo uyakwazi ukuza kwishishini lethu ngokwakho ukuze wazi ngakumbi ngathi. Kwaye ngokuqinisekileyo siya kukubonelela ngeyona khowuti kunye nenkonzo yasemva kokuthengisa. Sikulungele ukwakha ubudlelwane obuzinzile nobunobuhlobo kunye nabarhwebi bethu. Ukufumana impumelelo efanayo, siya kwenza imizamo yethu engcono yokwakha intsebenziswano eqinileyo kunye nomsebenzi wonxibelelwano oluselubala kunye namaqabane ethu. Ngaphezu kwako konke, silapha ukuze samkele imibuzo yakho ngayo nayiphi na into yorhwebo kunye nenkonzo 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
Sinikezela ngamandla amangalisayo kumgangatho ophakamileyo kunye nophuhliso, ukuthengisa, inzuzo kunye nokuthengisa kunye nentengiso kunye nokusebenza koMgangatho oLungileyo we-GB/T 9948 yeeTube zentsimbi ezingenamthungo zePetroleum Cracking, Thina, ngeengalo ezivulekileyo, simema bonke abathengi abanomdla ukuba bandwendwele iwebhu yethu- indawo okanye uqhagamshelane nathi ngokukhawuleza ngolwazi oluthe vetshe kunye neenyani.
UmGangatho oLungileyo waseTshayina GB/T 9948Iibhubhu zeNsimbi ezingenamthungo zePetroleum Cracking, injineli yeR&D eQinisekileyo iya kuba khona ngenkonzo yakho yokubonisana kwaye siya kuzama konke okusemandleni ethu ukuhlangabezana neemfuno zakho. Ngoko khumbula ukuba uzive ukhululekile ukuqhagamshelana nathi xa ufuna imibuzo. Uya kukwazi ukusithumelela ii-imeyile okanye usitsalele umnxeba kumashishini amancinci. Kananjalo uyakwazi ukuza kwishishini lethu ngokwakho ukuze wazi ngakumbi ngathi. Kwaye ngokuqinisekileyo siya kukubonelela ngeyona khowuti kunye nenkonzo yasemva kokuthengisa. Sikulungele ukwakha ubudlelwane obuzinzile nobunobuhlobo kunye nabarhwebi bethu. Ukufumana impumelelo efanayo, siya kwenza imizamo yethu engcono yokwakha intsebenziswano eqinileyo kunye nomsebenzi wonxibelelwano oluselubala kunye namaqabane ethu. Ngaphezu kwako konke, silapha ukuze samkele imibuzo yakho ngayo nayiphi na into yorhwebo kunye nenkonzo 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 |










