ʻO ka paipu ʻaila ʻaila he ʻano kila lōʻihi me ka ʻāpana ʻāʻī a ʻaʻohe hui a puni, ʻoiai ʻo ka ʻaila māwae ʻo ia ke ʻano o ka pauku ʻoihana ʻoihana. rolling bearings apo, jack sleeve, etc., ua hoʻohana nui ʻia e hana i ka paipu kila. lawe ia me ka paipu poepoe.

Ua māhele ʻia ʻo API 5CT i K55, N80, L80, P110 a me nā māka kila ʻē aʻe.

Paipu wai J55 (37Mn5)

Pahu J55 (37Mn5)

Paipu hui J55 (37Mn5)

ʻO ka paipu kila Petroleum (GB / T9948-88) he paipu kila maʻemaʻe kūpono no ka paipu umu ahi, ka mea hoʻololi wela a me ka pipeline i loko o ka ʻaila hinu.

Hoʻohana ʻia ka paipu kila no ka hoʻoheheʻe ʻana i ka honua (YB235-70) no ka hoʻoheheʻe nui ʻana e ka ʻoihana geological, hiki ke hoʻokaʻawale ʻia i ka paipu drill, drill collar, core pipe, casing pipe a me ka paipu ua e like me kona hoʻohana ʻana.

Maʻamau hoʻokō paipu kila ʻole

2. Piula kila seam lepo no ka lawe ʻana i ka wai: GB8163-99; 3. Paipu kila maʻemaʻe no ka paila: GB3087-1999; 4.

5, mea hoʻomomona no ke kiʻekiʻe puʻupuʻu seamless kila paipu: GB/T6479-1999 6, geological wili no ka seamless kila paipu: YB235-70 7, aila wili no ka seamless kila paipu: YB528-65 8, aila nahae seamless kila paipu: GB9948-88

Paipu kila maʻemaʻe no ke kaʻa hapalua kumu: GB3088-1999 11. Paipu kila maʻemaʻe ʻole no ka moku: GB5312-1999 12. ʻO ke anu anu i huki ʻia i ʻōwili ʻia me ka pololei o ka paipu kila ʻole: GB/T3639-1999

13, nā ʻano paipu kila ʻole 16Mn, 27SiMn,15CrMo, 35CrMo, 12CrMov, 20G, 40Cr,12Cr1MoV,15CrMo

Eia kekahi, Aia pū kekahi GB / T17396-1998 (hoihoi wela wela no ka hydraulic prop), GB3093-1986 (kiʻekiʻe-pressure seamless paipu kila no ka mīkini diesel), GB / T3639-1983 (huki anu a i ʻole i ʻōwili ʻia i ka pololei seamless steel tube), GB/T38094 kila kila kūikawā ʻole, GB/T38094 (amless steel tube). paipu), GB/T8713-1988(Precision inner diameter seamless steel tubes for hydraulic and pneumatic cylinders), GB13296-1991 (seamless stainless steel tubes for boilers and heat exchangers), GB/T14975-1994 (seamless stainless steel tubes for structure) GB/T5035-1993 (kaʻa) Pupu kila maʻemaʻe no ka paipu bushing), API SPEC5CT-1999 (specification for casing and tubing), etc.