GB/T8162-2008 (Pula kila maʻemaʻe no ka hale). Hoʻohana nui ʻia no ka hoʻolālā maʻamau a me ka hoʻolālā mechanical. ʻO kāna mau mea i hōʻike ʻia (nā brand): ke kila kalapona#20,# 45 kila; ke kila kila Q345B, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, etc. No ka hōʻoiaʻana i ka ikaika a me ka ho'āʻo palahalaha.

GB/T8163-2008 (Pula kila ʻole no ka lawe ʻana i ka wai). Hoʻohana nui ʻia i ka ʻenehana a me nā mea hana nui e lawe i nā pipeline wai. ʻO 20#, 45# ka mea hōʻike. 55# Q345 B etc.

GB3087-2008 (Nā paipu kila ʻole no nā paila haʻahaʻa haʻahaʻa a me waena). Hoʻohana nui ʻia i nā boilers ʻoihana a me nā boilers home e lawe i nā pipeline wai haʻahaʻa haʻahaʻa. He 10 a me 20 mea kila. Ma waho aʻe o ka hōʻoia ʻana i ka hoʻohui kemika a me nā waiwai mechanical, pono e hana ʻia nā hoʻāʻo ʻana i ke kaomi wai, crimping, flaring, a me nā hoʻāʻo palahalaha.

GB5310-2008 (Nā paipu kila maʻemaʻe no nā paila kiʻekiʻe). Hoʻohana nui ʻia no ka wela kiʻekiʻe a me ke kaomi kiʻekiʻe e lawe ana i nā poʻo wai a me nā pipeline ma nā boilers i nā mea kanu mana a me nā mea kanu nuklea. ʻO nā mea ʻelele he 20G, 12Cr1MoVG, 15CrMoG, a me nā mea ʻē aʻe. Ma waho aʻe o ka hōʻoia ʻana i ka hoʻohui kemika a me nā waiwai mechanical, pono e hana i ka hoʻāʻo ʻana i ka wai paʻa i kēlā me kēia, a me kahi hoʻāʻo flaring a flattening. Hāʻawiʻia ka paipu kila ma kahi kūlana wela. Eia kekahi, aia kekahi mau koi no ka microstructure, ka nui o ka palaoa, a me ka papa decarburized o ka paipu kila i hoʻopau ʻia. 

GB5312-2009 (Ka hao hao a me carbon-manganese kila seamless kila paipu no nā moku). Hoʻohana nui ʻia no nā paipu kaomi I a me II no nā paila kai a me nā superheater. ʻO nā mea ʻelele he 360, 410, 460 kila kila, etc.

GB6479-2013 (Nā paipu kila maʻemaʻe no nā mea hoʻomomona kiʻekiʻe). Hoʻohana nui ʻia no ka lawe ʻana i ke kiʻekiʻe kiʻekiʻe a me ke kiʻekiʻe kiʻekiʻe o ka wai pipeline ma luna o nā mea fertilizer. ʻO nā mea ʻelele he 20 #, 16Mn/Q345B, 12CrMo, 12Cr2Mo, etc.

GB9948-2013 (Pula kila maʻemaʻe no ka haki ʻana o ka ʻaila). Hoʻohana nui ʻia i nā paila, nā mea hoʻololi wela a me nā pipeline wai o nā mea hoʻoheheʻe ʻaila. ʻO kāna mau mea kikoʻī he 20, 12CrMo, 1Cr5Mo, 1Cr19Ni11Nb, etc.

GB18248-2008 (Nā paipu kila ʻole no nā pahu kinoea). Hoʻohana nui ʻia e hana i nā ʻano kinoea a me nā cylinders hydraulic. ʻO kāna mau mea kikoʻī he 37Mn, 34Mn2V, 35CrMo, etc.

GB/T17396-2009 (Hot-rolled seamless steel pipes for hydraulic props). Hoʻohana nui ʻia e hana i nā kākoʻo hydraulic mine, nā cylinders a me nā kolamu, a me nā cylinders hydraulic ʻē aʻe a me nā kolamu. ʻO kāna mau mea kikoʻī he 20, 45, 27SiMn, etc.

GB3093-2002 (Nā paipu kila maʻemaʻe kiʻekiʻe no nā ʻenekini diesel). Hoʻohana nui ʻia no ka paipu aila kiʻekiʻe kiʻekiʻe o ka ʻōnaehana ʻenekini diesel. ʻO ka paipu kila ke huki anu ʻia, a ʻo kāna mea hōʻike he 20A.

 GB/T3639-2009 (ka huki anu a i ʻole ka ʻōwili ʻia ʻana i ka pololei o ka paipu kila ʻole). Hoʻohana nui ʻia ia no nā paipu kila no nā hale mechanical a me nā mea hana kaomi kalapona e koi ana i ka pololei kiʻekiʻe a me ka hoʻopau ʻana i ka ʻili maikaʻi. ʻO kāna mau mea kikoʻī he 20, 45 kila, etc.

GB/T3094-2012 (kahi paipu kila ʻano like ʻole i huki ʻia anu anu). Hoʻohana nui ʻia ia e hana i nā ʻāpana a me nā ʻāpana like ʻole, a ʻo kāna mau mea he kiʻekiʻe kiʻekiʻe ka carbon structural steel a haʻahaʻa-alloy structural steel.