Paipa Rino Porowhita S235 J0 – Mahi Pai rawa atu o te Paipa Whakarewahia Diameter Nui

Paipa Rino Porowhita S235 J0 – He Mahi Pai rawa atu o te Paipa Whakarewa Diameter Nui Whakaahua Matua

Whakaahuatanga Poto:

Ko tēnei wāhanga o tēnei Paerewa Pākehā e whakamārama ana i ngā tikanga tuku hangarau mō ngā wāhanga hanganga whakarewa matao, ngā wāhanga tuwhera o ngā āhua porowhita, tapawhā, tapawhā rite rānei, ā, e pā ana ki ngā wāhanga hanganga tuwhera i hangaia matao me te kore he maimoatanga wera i muri mai.

E whakarato ana a Cangzhou Spiral Steel Pipes Group Co., Ltd i ngā paipa maitai porowhita tuwhera hei hanga hanganga.

Tukua mai he īmēra ki a mātou

Taipitopito Hua

Ngā Tohu Hua

He whakahīhī mātou ki te whakaatu i tā mātou hua tino pai,Paipa Rino Porowhita S235 J0, i hangaia hei whakatutuki i ngā hiahia e tipu haere ana o ngā momo ahumahi. Hei kaihanga matua i roto i te mara, ka whakamahia e mātou ngā hangarau matatau me ngā tohungatanga ki te hanga i te kounga teiteipaipa raina me te roa me te mahi tino pai.

He mea hanga ā mātou paipa rino porowhita mai i ngā koiri rino rīpene mā te tukanga whakarewa pewa rua-waea aunoa, taha-rua hoki. Mā te hangarau whakarewa whakaputa pāmahana pumau, ka whakarite mātou kia tino tika, kia ōrite hoki te hanga o ia ngongo. Mā tēnei tukanga hanga tino tupato ka whakarite kia tutuki ā mātou hua i ngā paerewa kounga teitei, kia pai ai mō ngā momo mahi.

Āhuatanga Mīhini

kounga maitai	te kaha hua iti rawa Mpa		Te kaha o te kume		Te roanga iti rawa %	Pūngao pānga iti rawa J
kounga maitai	Te matotoru kua tohua mm		Te matotoru kua tohua mm		Te matotoru kua tohua mm	i te pāmahana whakamātautau o
	<16	＞16≤40	<3	≥3≤40	≤40	-20℃	0℃	20℃
S235JRH	235	225	360-510	360-510	24	-	-	27
S275J0H	275	265	430-580	410-560	20	-	27	-
S275J2H	275	265	430-580	410-560	20	27	-	-
S355J0H	365	345	510-680	470-630	20	-	27	-
S355J2H						27	-	-
S355K2H						40	-	-

Ki te whakataurite ki ngā paipa whakarewa tuku iho,Paipa maitai porowhita S235 J0 kei a ia ngā āhuatanga nui e whai ake nei:

A. I te wā e hangaia ana, ka rerekē te āhua o te pereti maitai, ā, he iti noa te ahotea toenga. Ehara i te mea ka roa ake te ora o te paipa anake, engari ka whakarite hoki kia maeneene te mata o te paipa, kia kore ai he karawarawa, he hapa rānei.

b. Mā tā mātou tukanga whakarewa pewa rua-taha matatau ka taea te whakarewa tika i te tūranga pai rawa atu. Mā tēnei ka whakaitihia te putanga mai o ngā hapa pēnei i ngā taha kāore i te tika te tūnga, ngā pekapeka whakarewa, me te whakarewanga kāore i oti. Nō reira, he tino pai te kounga whakarewa o ā mātou paipa, he ngāwari ki te whakahaere, ā, he pai rawa te mahi.

C. Ko te kounga te mea nui ki a mātou. Nō reira, ka tirotirohia e mātou te kounga o ia paipa rino e hangaia ana e mātou, kia 100%. Mā tēnei tirotiro whānui ka tutuki i a mātou ngā paerewa ahumahi teitei rawa atu, ka marino ai tō hinengaro puta noa i te tukanga whakaputa me te whakamahinga.

I Cangzhou Spiral Steel Pipe Group Co., Ltd., e tino whakahīhī ana mātou ki te hangaPaipa Rino Porowhita S235 J0Kei te Tāone o Cangzhou, Porowini o Hebei mātou, ā, kua mahi mātou ki te umanga mai i te tau 1993. E 350,000 mita pūrua te rahi o te whenua, ā, e 680 miriona yuan te tapeke o ngā rawa, kua whakatakotohia e mātou he turanga pakari mō ngā kaha whakaputa pai rawa atu. E 680 ngā kaimahi pūkenga e mahi tonu ana kia pai ai te whakaputa me te tukunga wā tika o te 400,000 tana o ngā paipa maitai porowhita i ia tau.

Te Hanganga Matū

Te kounga maitai		Momo tango-waikura a	% mā te papatipu, mōrahi
Ingoa maitai	Tau maitai	C	C	Si	Mn	P	S	Nb
S235JRH	1.0039	FF	0,17	—	1.40	0,040	0,040	0.009
S275J0H	1.0149	FF	0,20	—	1.50	0,035	0,035	0,009
S275J2H	1.0138	FF	0,20	—	1.50	0,030	0,030	—
S355J0H	1.0547	FF	0,22	0,55	1,60	0,035	0,035	0,009
S355J2H	1.0576	FF	0,22	0,55	1,60	0,030	0,030	—
S355K2H	1.0512	FF	0,22	0,55	1,60	0,030	0,030	—
a. Ko te tikanga tango-waikura e whai ake nei: FF: He maitai kua whakamatea katoatia kei roto ngā huānga here hauota i roto i ngā rahinga e ranea ana hei here i te hauota e wātea ana (hei tauira, iti rawa 0,020% Al katoa, 0,015% Al wairewa rānei). b. Kāore e pā te uara mōrahi mō te hauota mēnā he iti rawa te ihirangi Al katoa o te hanganga matū o te 0,020 % me te ōwehenga Al/N iti rawa o te 2:1, mēnā rānei he nui ngā huānga here-N kē atu kei roto. Me tuhi ngā huānga here-N ki roto i te Tuhinga Tirotiro.

I Cangzhou Spiral Steel Pipe Group Co., Ltd., e tino whakahīhī ana mātou ki te hanga i te S235 J0 Spiral Steel Pipe. Kei te Tāone o Cangzhou, Porowini o Hebei mātou, ā, kua mahi mātou ki te umanga mai i te tau 1993. Kei te kapi i te rohe o'350,000 mita pūrua te rahi, ā, ko te katoa o ngā rawa he 680 miriona yuan, kua whakatakotohia he turanga pakari mō ngā kaha whakaputa tino pai. E 680 ngā kaimahi pūkenga e mahi pukumahi ana ki te whakarite kia pai te whakaputanga me te tukunga wā tika o te 400,000 tana o ngā paipa maitai porowhita i ia tau.

Hei whakarāpopototanga, ko te paipa maitai porowhita S235 J0 e whakarato ana i te kounga me te pakari e kore e taea te whakataurite mō tōpaipa whakarewa whānui nuiengā hiahia. Mā ā rātou tukanga hanga matatau, te kounga whakarewa pai rawa atu, me ngā tirotiro kounga tino pai, ka oatihia ā mātou hua ka hipa ake i ō tumanakohanga. Whakawhirinaki ki a Cangzhou Spiral Steel Pipe Group Co., Ltd.'te tohungatanga me te wheako o nāianei hei whakatutuki i ō hiahia paipa rino katoa.