Ke hoʻomau nei nā kaua ʻē aʻe, akā hoʻomau nā macroeconomics kūloko i ka hoʻolauna ʻana i nā kulekele maikaʻi, a ma ka ʻaoʻao ʻoihana, ua piʻi nā kumukūʻai hao i nā kiʻekiʻe hou i nā manawa he nui. Ua piʻi ka Bifocals ma muli o ka nui o ka noi i ka wā hoʻomehana, ua ikaika ke kākoʻo kumu kūʻai, a ua piʻi mau ke kumukūʻai kila. , Ua piʻi aʻe ka makaʻu i ke koi terminal kiʻekiʻe, ua hoʻonui ʻia nā hana hoʻopihapiha ma ka mākeke, ua hōʻemi ka hana ʻana o ke kila maʻemaʻe i kēlā me kēia lā, ua emi ka lawe ʻana mai o ka hao, ua hoʻomaka ʻia hoʻokahi pōʻai kūʻai lepo, a ua kūpaʻa a ikaika ka mākeke wahi. Mai kahi hiʻohiʻona nui, manaʻo ʻia nā kumukūʻai kila e kūpaʻa a ikaika i ka lā ʻapōpō.

Loaʻa iā Sanon Pipe Industry nā paipu kila i kēia manawa:

Paipu kila maʻemaʻe no nā paila haʻahaʻa a me waena - GB/T3087-200810#, hoʻohana ʻia no nā paipu mokumahu wela loa, nā paipu wai hoʻolapalapa, nā paipu pā i hoʻoluʻu ʻia i ka wai a me nā paipu mahu wela no nā locomotive boilers, nā paipu uahi nui, nā paipu uwahi liʻiliʻi a me nā paipu pōhaku lepo, etc. Mea nui: 10 # 20 #, kaʻina hana: ua hāʻawi ʻia ka ʻōwili wela i ka moku wela, ua hāʻawi ʻia ke anuanu (rolled) i ke kūlana wela.

ʻO nā paipu kila maʻemaʻe no nā paila kiʻekiʻe - GB/T5310-2017, kumu: Hoʻohana nui ʻia no ka hana ʻana i ke kila kila kalapona kiʻekiʻe, ke kila hoʻoheheʻe ʻia a me ke kila wela-kū ʻole i nā paipu kila maʻemaʻe ʻole no nā paipu paila mahu o ke kiʻekiʻe a ma luna. . ʻO nā papa kila kila kila kila kiʻekiʻe he 20g, 20mng, a me 25mng, a me nā māka kila kila kila 15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg, 12cr3movsitib, etc.

ASME SA-106/SA-106M-2015——Mea nui: GR.B GR.C

ASTMA210(A210M)-2012——Mea nui: SA210 GrA1. SA210 GrC

ASME SA-213/SA-213M- Mea hoʻohana maʻamau: T11, T12, T22 T23 T91 P92

ASTM A335/A335M-2018- Nā mea nui: P11 P12 P22 P5 P9 P23 P91 P92

ʻO nā paipu mīkini a me nā mea momona a me nā paipu kemika:GB/T8162-2008ʻO nā paipu kila liʻiliʻi no ka hoʻohana ʻana i ka hana - ʻo nā mea nui he 10.20.35.45.Q345

BS EN 10210-1-2006ʻO ke kila hoʻoheheʻe ʻole ʻia a me ka palaoa maikaʻi nā ʻāpana hollow no nā hale kila—S235GRH S275JOH S275J2H S355JOH S355J2H

ASTM A53A53M-2012He paipu kila galvanized ʻole, welded a wela - GR. A GR.B

ʻO nā paipu kila Seamiess no ka pohā ʻailaGB9948-2006 —— ʻO nā paipu kila maʻemaʻe no nā paipu fumace, nā paipu hoʻololi wela a me nā pipelines i ka ʻaila a me nā mea kanu hoʻomaʻemaʻe, ʻo nā mea nui: ʻo nā māka kila kila kila kila kiʻekiʻe he 20G, 20MnG, 25MnG, alloy structural steel steel grades 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12CrMoVG, 12Cr3MoVSiTiB, a pela aku;

Paipu Aila Kūʻai Paipu: API 5L (Version 45) Line Pipes PSL1 PSL2, GB/T 9711-2017 Steel pipes no ka aila a me ka ʻenehana ʻoihana pipeline transport system, mea nui: GR.B X42 X52 X60 X65 X70;

API SPEC 5CT-2018 Casing a me Tubing, nā mea nui: J55 K55 N80 N80Q L80 L80Q P110