ʻO kahi makahiki hou e lawe mai i kahi hoʻomaka hou. Tianjin Zhengneng Ppenegement Co.,ʻo LtD. Heʻoihanaʻoihanaʻoihana e hoʻopili ana i ka hana pipeline, kūʻai aku a hoʻoiho. Hoʻokomoʻia nā huahana nui o kaʻoihana ma Biler Builer, Pepalizer Pipes, Pet Moroleum Piptes a me nā Pipila Baile.
ʻO Zhengneng Ppecpectry i hanaʻia e hāʻawi i nā hana kūpono a me nā mea hana waiwai a me nāʻoihana a me nāʻoihanaʻoihana. Ke kūʻaiʻia nei nā huahana i ka Hema Hema, a i ka Mitete East, North Amer Diversia.
I kēia lā e hoʻolauna mākou i nā huahana nui o kā mākouʻoihana. ʻO nā huahana nui o kā mākou hui laina laina laina no 30%; Nā moʻokāki Petrochemical no 10%; ʻO nā kāleka radinger i kauʻia no 10%; Nā Kūlana Kūlana Mechanical no 10%.
ʻO nā mea nui nui:
1.Piporar pe40%
Astm A335/ A335M-2018: P5, p9, p9, p9, p22, p91, p91, p91, p91, p91, p91, p91, p91GB / T5310-2017: 20g, 20mng, 25mng, 15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg;Asme sa-106/ SA-106M-2015: GR.B, CR.C; Astma210 (A210m) -2012: Sa210Ge1, Sa210 GRC; Asme sa-213 / sa-213m: t11, t121, t93, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9, t9 GB / T 3087-2008: 10 #, 20 #;
2.laina plating30%
API 5L: psl 1, pls 2;
3.Pikolaila10%
GB9948-2006: 15MOG, 20MOG, 12CRMOG, 12CRMOR, 12CRMOG, 35mGmog, 35mn, 35mng GB6479-2013: 10, 20, 12CRMOM, 12CR2M, 12cr2n B;
4.ʻO nā waihona kālā10%
Asme sa179 / 192/210/213: Sa179 / Sa192 / Sa210a1.
Sa210C / T11 T12, T22.t23, T91. K92
5.Hoʻohui'ōnaehana hoʻohui10%
GB / T8162: 10, 20, 20, 20, T345, 42crmo; Astm-A519: 1018, 1026, 8620, 4130, 4130, 4130, 4130, 4130, 4130, 4130; E en10210: S235grhs275johs2753j2h; Astm-A53: Gr.A Gr.B