Paipu kila wiliwili ʻia ke anawaena nui

ʻO ka wehewehe pōkole:

ʻO ka ʻenehana hoʻoheheʻe arc i hoʻohana ʻia i loko o ka paipu wiliwili paia nui-diameter manoanoa i loaʻa nā hiʻohiʻona o ka maikaʻi weld kiʻekiʻe, kiʻekiʻe ka hana hana kūpono, ʻaʻohe kukui arc a me ka uahi liʻiliʻi.Hoʻohana nui ʻia ia i ka moku kaomi, ka hana paipu paipu, ka lāʻau a me ke kolamu, ka wai haʻahaʻa haʻahaʻa a me ka ʻenekini hana kila.ʻO ka paipu wiliwili pā mānoanoa nui e pili ana i ka paipu wiliwili paia mānoanoa nui anawaena a me ka paipu kila mānoanoa o ka paia nui.ʻO nā kūlana hoʻokō nui o ka nui anawaena pololei seam mānoanoa pā kila paipu he gb/t3091-2008, gb/t9711.1-1997 a me API 5L maʻamau.


Huahana Huahana

Huahana Huahana

Hoʻolauna Huahana

ʻO ke kila mānoanoa i hoʻohana nui ʻia i ka ʻenekinia wai, ʻoihana petrochemical, ʻoihana kemika, ʻoihana mana, ʻoihana mahiʻai, kūkulu kūlanakauhale.No ka lawe ʻana i nā wai: ka wai a me ka hoʻokahe.No ka lawe kinoea: kinoea, mahu, liquefied petroleum gas.No nā kumu hoʻolālā: e like me ka paila no nā alahaka;nā uka, nā alanui, nā hale a me nā paipu hale ʻē aʻe.

ʻO ke kī o ka maikaʻi no ka paipu kila mānoanoa e like me ka mānoanoa like ʻole, ʻaʻole i hoʻomalu pono ʻia ka mānoanoa o ka paia o ka paia i ka maikaʻi a me ka pono o ka paipu kila, ka paipu kila mānoanoa, ke anawaena nui o ka paipu kila ʻole no ka hoʻohana maʻamau i nā ʻano like ʻole. ʻO ka mīkini, nā ʻāpana pā mānoanoa o ka hoʻoili ʻana, ka paipu kila mānoanoa o ka paia o ka paia e pili pono i ka maikaʻi o nā ʻāpana i hana ʻia, ʻaʻole mālama ʻia ka paia o ka paipu kila, ʻaʻole koʻikoʻi ka maikaʻi o ke kila.

Hōʻike Huahana

Weld Pā Kaumaha nui anawaena1
Weld Paʻa Kaumaha Nui Anawaena5
Weld Paʻa Kaumaha nui anana 4

Nā Kūlana Huahana

Nui:OD:351-1050mm, mānoanoa:8-30mm.

Material:20 #, 16Mn, Q235B, Q345B, X42, X52, X70, ke kila kila, ke kila kila.

Kūlana:GB/T3091-2001, GB/T 3092-1993, GB/T 9711.1-1997, GB/T9711.2, GB/T9711.3t etc.

ʻO ka wehewehe ʻana o ke kaʻina hana nui o ka nui anawaena Longitudinal Welded Pipe

1. ʻIke ʻia ka pā: ma hope o ka pā kila i hoʻohana ʻia no ka hana ʻana i ka nui-diameter submerged arc welded straight seam steel pipe komo i ka laina hana, hana mua i ka nānā ʻana i ka ultrasonic piha;

2. ʻO ka wili lihi: ua wili ʻia nā ʻaoʻao ʻelua o ka pā kila ma nā ʻaoʻao ʻelua e ka mīkini wili lihi e hoʻokō ai i ka laula pā i makemake ʻia, ka parallelism lihi o ka pā a me ke ʻano groove;

3. E kulou mua: e hoʻohana i ka mīkini kuʻi mua e kulou mua i ka ʻaoʻao o ka pā, i loaʻa ka curvature i ka lihi o ka pā;

4. Hana ʻia: ma ka mīkini hana JCO, e kaomi mua i ka hapalua o ka pā kila i hoʻopaʻa mua ʻia i ke ʻano "J" ma o ka hoʻopaʻa ʻana i nā ʻanuʻu he nui, a laila e hoʻopōloli i ka hapa ʻē aʻe o ka pā kila i ke ʻano "C", a hope e hana i kahi ʻano. wehe "O" kino

5. Ma mua o ka wiliwili ʻana: e hana i ka hui ʻana o ka paipu kila i hoʻopaʻa ʻia a hoʻohana i ke kinoea pale ʻia (MAG) no ka hoʻomau mau ʻana;

6. Kuʻo kuoʻo kūloko: hoʻohana ʻia ka wiliwili longitudinal multi wire submerged arc (a hiki i ʻehā uea) e wili i loko o ka paipu kila humuhumu pololei;

7. Kuʻo kuʻihao ma waho: hoʻohana ʻia ka wiliwili longitudinal multi wire submerged arc no ka weld i waho o ka longitudinal submerged arc welded steel pipe;

8. Ultrasonic inspection I: 100% o nā welds i loko a me waho o ka paipu kila welded pololei a me ka metala kumu ma nā ʻaoʻao ʻelua o ka weld;

9. X-ray inspection I: 100% X-ray inspection television inspection e hana ʻia no nā welds o loko a me waho, a e hoʻohana ʻia ka ʻōnaehana kiʻi e hōʻoia i ka naʻau o ka ʻike kīnā;

10. Hoʻonui ʻia ke anawaena: hoʻonui i ka lōʻihi o ka arc submerged welded straight seam steel pipe no ka hoʻomaikaʻi ʻana i ka pololei o ka nui o ka paipu kila a hoʻomaikaʻi i ka hāʻawi ʻana i ke koʻikoʻi kūloko i ka paipu kila;

11. Ho'āʻo Hydrostatic: e nānā i nā paipu kila i hoʻonuiʻia i kēlā me kēia ma ka mīkini ho'āʻo hydrostatic e hōʻoia i ka hoʻokōʻana o nā paipu kila i ke kaomi ho'āʻo e koiʻia e ka maʻamau.Loaʻa i ka mīkini ka hana o ka hoʻopaʻa ʻana a me ka mālama ʻana;

12. Chamfering: e hana i ka hopena paipu o ka paipu kila kūpono e hoʻokō i ka nui o ke awāwa i makemake ʻia o ka hopena paipu;

13. Ultrasonic inspection II: e hana hou i ka ultrasonic inspection e nānā i nā hemahema o nā paipu kila welded longitudinal ma hope o ka hoʻonui ʻana o ke anawaena a me ke kaomi wai;

14. X-ray inspection II: X-ray Industrial TV inspection and pipe end weld kiʻi e hana ʻia no nā paipu kila ma hope o ka hoʻonui ʻana o ke anawaena a me ka hoʻāʻo hydrostatic;

15. Nānā mākēneki o ka hopena paipu: e hana i kēia nānā no ka ʻike ʻana i nā hemahema o ka hopena paipu;

16. Ka pale ʻana i ka corrosion a me ka uhi ʻana: ʻo ka paipu kila kūpono e pili ana i ka pale ʻana i ka corrosion a me ka uhi ʻana e like me nā koi o ka mea hoʻohana.


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