ʻO ka paipu kila maʻemaʻe i hoʻohana nuiʻia i ka honua he paipu kiʻekiʻe a hoʻohana nuiʻia i kaʻoihana, kaʻoihana kemika, ke kūkuluʻana a me nāʻoihana'ē aʻe. ʻO nā paipu kila maʻemaʻe ʻole e makemake ʻia e ka ʻoihana ma muli o ko lākou ikaika kiʻekiʻe, pale ʻana i ka corrosion, a me ke kūpaʻa wela kiʻekiʻe. Aia nō nā kūlana kūpono e pili ana i nā kikoʻī a me ka mānoanoa o ka pā. ʻO kēia ka papa inoa o nā kikoʻī o ka paipu kila seamless honua a me nā kūlana mānoanoa o ka paia.
Nā kikoʻī:
1. Nā kūlana ʻAmelika:ASTM A106, ASTM A53, API 5L, ASTM A192,ASTM A210, ASTM A213, etc.;
2. Nā kūlana Iapana: JIS G3454, JIS G3455, JIS G3456, JIS G3461, JIS G3462, etc.;
3. Nā kūlana German: DIN 1626, DIN 17175, DIN 2448, DIN 2391, etc.;
4. Nā kūlana Pelekane: BS 1387, BS 3601, BS 3059, BS 6323, etc.;
5. Nā kūlana ʻEulopa:EN 10210, EN 10216, EN 10297, etc.;
6. Nā kūlana Kina:GB/T 8162, GB/T 8163, GB/T 3087, GB/T 5310, GB/T 6479, etc.
Kūlana mānoanoa o ka pā:
1. SCH10, SCH20, SCH30, SCH40, SCH60, STD, SCH80, XS, SCH100, SCH120, SCH140, SCH160, XXS, etc.;
2. WT: 2.0-60mm, SCH10S, SCH40S, SCH80S, etc.;
3. I ka hemahema o na mea maka a i ole koi nui paha, pono e hooponoponoia kekahi mau paipu liilii e like me na pono.
ʻO nā mea i luna aʻe nā kikoʻī a me nā kūlana mānoanoa o ka paia o nā paipu kila seamless honua. Pono nā ʻoihana like ʻole a me nā koi hoʻohana i ke koho ʻana i nā kikoʻī kūpono a me nā mānoanoa pā. Hiki iā ʻoe ke koho i nā kikoʻī e kūpono i kāu mau pono no ke kūʻai.