- ʻO ke kila kalapona: ʻO nā māka kila kila kila maʻamau ʻo Q235A (F, b), Q235B (F, b), Q235C, a me Q235D.Hoʻonui maikaʻi ʻia nā koi o kēia mau māka.ʻO GB700 ka mea maʻamau.
- ʻO ke kila kalapona kiʻekiʻe: ʻO ka hōʻike a me ke code o ke kila kalapona kiʻekiʻe e like me GB 221. Hāʻawi ʻia nā koi no ka hoʻohui kemika a me nā waiwai mechanical o ke kila kalapona kiʻekiʻe i ka standard GB699.ʻO ka papa inoa maʻamau he 31 mau papa waiwai o 08F, 10F, 15F, 08, 10, 15, 20, 25, ····, 70Mn, ʻO nā māka maʻamau o ka paipu kila ʻole a me ka paipu hao hao he 08, 10 a me 20. 08 a me 10 mau kila e hoʻohana pinepine ʻia e like me nā gaskets metala ma muli o kā lākou haʻahaʻa kalapona, haʻahaʻa paʻakikī a me ka plasticity maikaʻi.Hoʻohana maʻamau ʻia ke kila 20 no nā paipu a me nā mea pono, GB 8163, GB 9948, GB 6479, GB 3087, GB 5310 a me nā kūlana ʻē aʻe e hāʻawi i nā pono hana o nā paipu kila kila kila kiʻekiʻe. ʻO nā paipu GB 710, GB 711, GB 713, GB 5681, GB 6654 a me nā kūlana ʻē aʻe e hāʻawi i nā koi o ka hana ʻana o nā papa kila kalapona kiʻekiʻe, i hoʻohana mau ʻia i nā pae kila no nā paipu kaomi.I ke koho ʻana, e hoʻoholo ʻia nā koi hana hoʻoheheʻe ʻana o ke kila kalapona kiʻekiʻe ma GB 12225, GB 12228 a me nā kūlana ʻē aʻe e like me kāna kiko noi.
- Mea kila: T7 a me T8 ua hoʻohana pinepine ʻia no ka hana ʻana i nā koho ea a me ke kuʻi ʻana i ka make, a hoʻohana ʻia ʻo T10 a me T11 no ka hana ʻana i nā reamers, etc.
- Alloy steel: Nui nā ʻano o ke kila kila me nā noi ākea.I ka ʻenekinia pipeline, hoʻohana nui ʻia ke kila kila a me ke kila haʻahaʻa haʻahaʻa, ke kila kinai ʻia a me ka wela, ke kila wela a me ke kila wela haʻahaʻa.
Ka manawa hoʻouna: Feb-02-2023