1. Whakaahuatanga hua

Toia werapaipa maitai piauau

Te Kōeke Rino: Q195–Q345, S235JR, S275JR, S355JR, GR.BD, STK500

Paerewa: GB/T3091–2001, BS1387–1985, DIN EN10025, EN10219, JIS G3444:2004, ASTMA53 SCH40/80/STD, BS-EN10255-2004

Mutunga Mata: he mea whakarewa wera, he mea whakarewa hiko, he mangu, he peita, he miro, he kōtui, he whakairo.

Diameter o waho (inihi): 1/2''—16''

Matotoru (mm):2.0—20.0

Roa (m):1—12

Te āhua o te wāhanga: porowhita

Whenua taketake: Haina (Tuawhenua)

Ngā Porowini: Tianjin

Taupānga: Paipa Hanganga

Te tukanga whakaputa: ERW

Tiwhikete: CE

2. Te kaha o te kamupene:

E hangaia ana e tā mātou wheketere he paipa maitai piauau tata ki te 4000 tana.

3. Ngā pikitia hua

4. Ngā whakaahua a te kiritaki

I haere mai te kaihoko ki tā mātou wheketere ki te tirotiro i ngā taonga.

Ka makona te kaihoko ki ngā hua i hangaia

5. Ngā hua matua