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Nā papahana

Aloha, hele mai e nīnau i kā mākou huahana!
Semicircular space frame structure of coal storage yard in Inner Mongolia

ʻO ka pā hale mālama lanahu i loko o Mongolia semicircular space frame frame structure, ka nui o ke kiʻekiʻe 41 mika, ka huina o 93 mika, ka lōʻihi 500 mika.

 

1. Pono nā mea paipu kila i ke kila Q235B i ʻōlelo ʻia ma "Carbon Structural Steel" GB700 a me ka paipu kila welded i kuhikuhi ʻia e GB3092 a i ʻole ka No. 20 seamless steel pipe i kuhikuhi ʻia e GB3087.
2. Hoʻopili ʻia ka pōleʻa bolt me ​​ke kila Helu 45 i kuhikuhi ʻia ma GB699, a e maʻalahi ka ʻili, ʻaʻohe māwae, ʻaʻohe overburning, ʻaʻohe lua.
3. Hanaʻia nā kīʻaha kiʻekiʻe i nā mea i hōʻikeʻia ma GB / T16939-1997 o "Nā kiʻekiʻe kiʻekiʻe kiʻekiʻe no nā pahu kila a me nā hui pōpō".ʻAʻole ʻae ka huahana i hoʻopau ʻia i nā māwae o ka hohonu a i ʻole ka lōʻihi ma kekahi ʻāpana.Pono e hoʻokō ka papa hana o nā kī ikaika kiʻekiʻe i nā koi o "Steel High-strength bolts no nā bolts grid a me nā hui pōpō "GB/T16939-1997", pono ka paʻakikī o ka ʻili a hiki i ka HRC32 ~ 36, pono ke kaula i ka pae 6g i loko. "General Thread Tolerance and Fit" GB197, a e ʻeleʻele a pena ʻia ka ʻili, ʻaila anti-rust.
4. Pono nā mea o ka pā sila a me ke poʻo cone e like me ke kila Q235 i kuhikuhi ʻia ma GB700, a ʻo nā mea o ka lima a me ka lima e kūlike me ka kila Q235 i kuhikuhi ʻia ma GB700 a i ʻole ke kila 16Mn i ʻōlelo ʻia i loko o ka "Technical Conditions for Haʻahaʻa Alloy Structural Steel" GB1591 a i ʻole ka "High Quality Carbon Structure".No ke kila Helu 45 i kuhikuhi ʻia ma GB699, ʻaʻole e loaʻa nā māwae ke ʻano o ka pā sila, ke poʻo cone a me ka lima lima, ʻoi aku ka wela a me ka unahi.
5. Welding koʻokoʻo: koho E43XX moʻo;pili weld grade koi: ka weld weld o ka paipu nui he piha komo weld, a me ka weld maikai papa ka mua-papa.ʻO ka papa maikaʻi o ke koena o nā welds komo piha ʻo Class II;
6 Pono nā mea waiwai i nā palapala hōʻoia maikaʻi a me nā hōʻike ʻae ʻia, pono e hoʻopaʻa ʻia nā pōpō kila me nā helu hana, pono e hoʻopaʻa ʻia nā weld a pau me nā helu hana welder, a ʻo ka maikaʻi o nā huahana āpau e like me <> JGJ75.1~75.3-91
7. ʻO ke kila i hoʻohana ʻia i ka hoʻokumu ʻana i ka ukana e loaʻa i ka palapala hōʻoia o ka ikaika tensile, elongation, yield strength a me ka sulfur a me ka phosphorus content.
ʻO ke kila i hoʻohana ʻia i nā hale kuʻi haʻahaʻa welded a me nā mea koʻikoʻi i hoʻopaʻa ʻole ʻia i ka haʻahaʻa haʻahaʻa e loaʻa pū i ka palapala hōʻoia o ka hoʻāʻo anu.

 


Ka manawa hoʻouna: Mar-18-2022