Ọkpụkpụ nchara na-enweghị nkebi maka igwe ọkụ ọkụ gụnyereGB/5310-2007ọkọlọtọ,ASME SA-106/SA-106M-2015,ASTMA210 (A210M) -2012, ọkara carbon ígwè enweghị nkebi ígwè tubes maka ji esi mmiri ọkụ na superheaters,ASME AS – 213 / SA – 213 M, ASTM A335 / A335M - 2018.

GB/T5310-2017A na-ejikarị arụpụta nnukwu nrụgide na n'elu nrụgide uzuoku ji esi mmiri ọkụ na ndị ọzọ elu-edu carbon structural ígwè, alloy structural ígwè na igwe anaghị agba nchara okpomọkụ na-eguzogide ígwè enweghị nkebi ígwè ọkpọkọ. High mma carbon structural ígwè ígwè 20g, 20mg, 25mg. Alloy structural ígwè ígwè 15MOG, 20MOG, 12CrMOg, 15CrMOg, 12Cr2MOG, 12CrMOVG, 12Cr3Movsitib, wdg

Nchara na-eguzogide nchara na-ejikarị 1Cr18Ni9, 1Cr18NillNb

Isi ihe kwekọrọGB/T5310ọkọlọtọ: 20G,20MnG,25MnG,16Mn, 15Mog.20MOG, 15CrMo,15CrMoG,12CrlMoV,12Cr1MoVG,Cr5Mo, 10CrMo910 isi ule chọrọ: na mgbakwunye na n'ịhụ chemical mejupụtara na n'ibu Properties, na-eme flatten mmiri mejupụtara na n'ibu Properties, na-eme flaring mmiri. nwale. Tụkwasị na nke ahụ, a na-achọkwa microstructure, nha ọka na decarburization oyi akwa nke ọkpọ ígwè emechara. Ọkwa nnyefe: ọgwụgwọ okpomọkụ

Mgbe a na-ebufe ọkpọkọ igwe anaghị agba nchara na mba ndị ahịa, enwere ike ịdị icheụzọ nkwakọ ngwaahịadị ka ndị ahịa si dị iche iche mkpa. N'oge na-adịbeghị anya, maka ngwaahịa anyị zigara Vietnam, onye ahịa ahụ họọrọ ụgbọ njem casing iji belata olu nke ngwaahịa ma chekwaa ego nkwakọ ngwaahịa. Anyị nwekwara nkwakọ ngwaahịa PVC, nkwakọ baling, nkwakọ ngwaahịa ígwè, mkpọ mkpuchi na ihe ndị ọzọ. Ị nwere ike ịlele weebụsaịtị anyị maka ụzọ nkwakọ ngwaahịa ndị ọzọ. Alloy ígwè tube, enweghị nkebi ígwè tubeSA106 GR.B, mmanụ tubeK55,L80, wdg, nwere ike ịnakwere nke dị n'eluusoro mbukota.