O le tausaga fou e aumaia ai se amataga fou. Tianjin Zhengneng Pipe Alamanuia Co., Ltd. o se atinaʻe faʻapolofesa tuʻufaʻatasia le gaosiga o paipa, faʻatau ma faʻatau atu. O oloa autu a le kamupani e aofia ai paipa paipa, paipa fertilizer, paipa suauu ma paipa fausaga.
O le Zhengneng Pipe Industry o loʻo tuuto atu i le tuʻuina atu o galuega faʻalagolago ma taua ma fofo faʻagaioiga i tagata faʻatau ma paaga i le salafa o le lalolagi, e aofia ai le faʻapipiʻi afi, suauʻu ma kesi alamanuia, faʻasao vai, mining, alamanuia malosi ma alamanuia masini masini. O oloa o loʻo faʻatau atu i Asia i Sautesasae, Sasaʻe Tutotonu, Amerika i Matu ma Amerika i Saute.
O le asō o le a matou faʻalauiloaina oloa autu a le matou kamupani. O oloa autu a le matou kamupani o: Boiler Pipes account mo le 40%; laina paipa e 30%; E 10% o paipa suauu; e 10% o paipa fa'afesuia'i; O paipa fa'ainisinia e 10%.
O mea autu e aofia ai:
1.Paipa Fauvela40%
ASTM A335/A335M-2018: P5, P9, P11, P12, P22, P91, P92;GB/T5310-2017: 20g, 20mng, 25mng, 15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg;ASME SA-106/ SA-106M-2015: GR.B, CR.C; ASTMA210(A210M)-2012: SA210GrA1, SA210 GrC; ASME SA-213/SA-213M: T11, T12, T22, T23, T91, P92, T5, T9 , T21; GB/T 3087-2008: 10#, 20#;
2.paipa laina30%
API 5L: PSL 1, PSL 2;
3.Paipa fa'ama'i10%
GB9948-2006: 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12CrMoVG, 20G, 20MnG, 25MnG; GB6479-2013: 10, 20, 12CrMo, 15CrMo, 12Cr1MoV, 12Cr2Mo, 12Cr5Mo, 10MoWVNb, 12SiMoVN b;GB17396-2009:20, 45, 45;
4.paipa fa'afesuia'i vevela10%
ASME SA179/192/210/213 : SA179/SA192/SA210A1.
SA210C/T11 T12, T22.T23, T91. T92
5.Pipa fa'ainisinia10%
GB / T8162: 10, 20, 35, 45, Q345, 42CrMo; ASTM-A519:1018, 1026, 8620, 4130, 4140; EN10210: S235GRHS275JOHS275J2H; ASTM-A53: GR.A GR.B