15Mo3 (15MoG): He paipa maitai tēnei i raro i te paerewa DIN17175. He ngongo maitai waro molybdenum iti te diameter mō te pōro me te whakamahana nui, ā, he maitai kaha wera momo peara. I te tau 1995, i whakawhitia ki GB5310, ā, i tapaina ko 15MoG. He māmā noa iho tōna hanganga matū, engari kei roto ko te molybdenum...
20G: GB5310-95 te maitai paerewa whakaaetia (te taumata o tāwāhi: ST45.8 o Tiamana, STB42 o Hapani, te United States SA106B), koinei te paipa maitai kohua e whakamahia whānuitia ana, he rite tonu te hanganga matū me ngā āhuatanga miihini, ā, he rite tonu te pereti 20. He āhua motuhake te maitai...
Ko ngā paipa rino koranu te nuinga o te wā e whakamahia ana i roto i ngā tipu hiko, i ngā tipu hiko karihi, i ngā kohua pēhanga teitei, i ngā whakamahana pāmahana teitei, i ngā whakamahana anō me ētahi atu paipa me ngā taputapu pēhanga teitei me te pāmahana teitei. He mea hanga ki te rino waro kounga teitei, te rino hanganga koranu me te rino kore waikura ātete wera mā...
Ko te paipa tuimotu tino tika he momo paipa maitai tino tika i muri i te kume makariri, i te hurihuri wera rānei. Nā te korenga o te paparanga waikura i te pakitara o roto, o waho hoki, kāore he turuturu i raro i te pēhanga teitei, he tino tika, he kounga teitei, kāore he whakarerekētanga i te piko makariri, te mura, te papatahi, me te kore e...
Ko te ngongo tuitui mō te poiha he momo ngongo poiha, nō roto i te kāwai o te ngongo maitai tuitui. He rite tonu te tikanga hanga ki te ngongo tuitui, engari he whakaritenga tino pakari mō te maitai e whakamahia ana i roto i te hanga ngongo maitai. He maha ngā wā ka whakamahia te poiha me te ngongo tuitui i roto i te pāmahana teitei...
E whakaatu ana ngā raraunga mai i te Whakahaere Matua o ngā Tikanga i kaweake a Haina i te 7.557 miriona tana o te maitai i te Pipiri 2022, he hekenga iho i te 202,000 tana mai i te marama o mua, he pikinga ake i te 17.0% ia tau; Mai i Hānuere ki Hune, ko te kaweake katoa o te maitai he 33.461 miriona tana, he hekenga iho i te 10.5% ia tau; I te Pipiri 202...
He momo paipa maitai tuitui te paipa maitai koranu, ā, he nui ake tōna mahi i tērā o te paipa maitai tuitui noa, nā te mea he nui ake te Cr i roto i tēnei paipa maitai, ā, he pai ake tōna ātete ki te pāmahana teitei, te ātete ki te pāmahana iti me te ātete ki te waikura i ...
Nō nā tata nei, kua piki haere te maha o ngā patai a ngā kiritaki tawhito o tā mātou kamupene mō ngā hua paerewa o Ruhia, ā, kua whakaritea e te kamupene te ako i te paerewa GOST, me te mārama ki te tiwhikete tiwhikete e pā ana ki te paerewa GOST o Ruhia, kia taea ai e ngā kaimahi katoa te mahi ngaio ake...
I tēnei wā, e 45 ngā huinga mira hurihuri tonu kua hangaia, kei te hangaia rānei, ā, kua whakamahia ki Haina. Ko ngā mea kei te hangaia ko te huinga 1 o Jiangsu Chengde Steel Pipe Co., Ltd., 1 huinga o Jiangsu Changbao Pleasa...
He tuwhera te ngongo kōhua i ngā pito e rua, ā, he wāhanga tuwhera tōna, ko te roa me te taha e karapoti ana i te maitai nui ake, e ai ki ngā tikanga whakaputa ka taea te wehewehe ki te paipa maitai kore hononga me te paipa maitai whakarewa, te whakatakotoranga paipa maitai me ngā inenga whānui (pēnei i te diameter, te roa rānei) me te t...
2021, kia haere tonu te whakahōhonu i te whakahoutanga o te umanga paipa maitai hanganga taha tuku i roto i tō tātou whenua, te whakatairanga i te panonitanga o te umanga waro iti matomato, me ngā huringa nui i roto i te kaupapa here ahumahi o te whenua, te whakatinana i te kaha whakahaere, te putanga, te whakakore i ngā whakahokinga taake kaweake maitai katoa, i raro i te b...
Ko te paerewa whakatinanatanga o te ngongo poiha pēhanga teitei 20G GB5310-2008, e whakamahia ana mō te hanga mata whakamahana poiha pēhanga teitei me runga ake i te pēhanga me te maitai waro kounga teitei, te maitai koranu me te ngongo maitai kore waikura. Ko te poiha pēhanga teitei he mea hanga ki te kore waikura...
Ko te ngongo maitai kore-tuitui GB/T5310-2008 he momo ngongo maitai kounga teitei. E ai ki te mahi pāmahana teitei, ka wehea te ngongo poiha ki te ngongo poiha whānui me te ngongo poiha pēhanga teitei. Ko te nuinga o te whakamahinga o ngā ngongo poiha pēhanga teitei ko te hanga i te pēhanga teitei me te pēhanga teitei ake...
Ko ngā ngongo maitai kore hononga mō ngā poiha pēhanga teitei ko te paerewa GB/5310-2007, ASME SA-106/SA-106M-2015, ASTMA210(A210M)-2012, ngā ngongo maitai kore hononga maitai waro waenga mō ngā poiha me ngā whakamahana nui, ASME AS – 213 / SA – 213 M, ASTM A335 / A335M – 2018. Ko te GB/T5310-2017 te mea e whakamahia nuitia ana ...
Ko te paipa maitai kore hononga mō te hanganga (GB/T8162-2008) e whakamahia ana mō te hanganga whānui me te hanganga mīhini o te paipa maitai kore hononga. Whakamahia ana mō te hanga ngongo maitai kore hononga mō ngā paipa, ngā kaipuke, ngā taputapu, ngā hononga me ngā hanganga mīhini. Hanganga: hanganga whare, hanganga awa moana, hanganga taunga rererangi...
E mōhio ana tātou katoa, ka whakamahia te hinu wahie mai i te hinu. Kei te piki haere te utu o te hinu i ēnei tau, ā, kei te piki haere te utu o te taraiwa. I roto i te tukanga tango hinu, me tāuta he maha ngā paipa. Anei tētahi tirohanga ki te paipa: Ko te ngongo (GB9948-88) he mea hanga ki te maitai kore hononga...
SA210 Paerewa whakatinanatanga paipa koranu pēhanga teitei ASTM A210—– ASME SA210- Paerewa o te American Society of Mechanical Engineers. He pai mō te whakamahi i roto i ngā paipa poiha me ngā paipa haurehu, tae atu ki te pito haumaru, te paipa kōhatu me te paipa tautoko me ngā paipa whakamahana nui me te matotoru pakitara iti rawa, te waenga-kore...
Ka hangaia te paipa maitai kore hononga, kāore he whakarewa mā roto i ngā tikanga mahi wera pērā i te huri wera poka. Mēnā e tika ana, ka taea te mahi matao anō i te paipa mahi wera ki te āhua, te rahi me te mahi e hiahiatia ana. I tēnei wā, ko te paipa maitai kore hononga te paipa e whakamahia nuitia ana i roto i ngā wāhanga hanga matū hinu. (1) Ca...
Ko te ASTM A335 P5 he paipa pāmahana teitei Ferritic maitai koranu, he rite ki te paerewa o Amerika. Ko te ngongo koranu he momo ngongo maitai koranu, he nui ake tana mahi i te ngongo maitai koranu whānui, nā te mea he nui ake te C i roto i tēnei momo ngongo maitai, he iti iho te mahi i te mea noa...
Ko te Rā Reipa o te Ao, e mōhiotia ana ko te "1 o Mei" te Rā Reipa o te Ao, he hararei ā-motu i roto i te 80 whenua neke atu o te ao. Ka tū i te 1 o Mei i ia tau. He hararei e tohaina ana e ngā kaimahi puta noa i te ao. Ia mea whakamiharo...