OLELO HOOLAHA NO LSAW STEEL PIPE | |
1. Nui | 1)OD:355.6mm-1828.8mm |
2) Mānoanoa Pā: 8mm-60mm | |
3)SCH20,SCH40,STD,XS,SCH80 | |
2. Kūlana: | ASTM A53, API 5L, EN10219, EN10210, ASTM A252, AS1163 etc. |
3.Material | ASTM A53 Gr.B,API 5L Gr.B,X42,X52,X60,X70,X80,S235JR,S355J0H, etc |
4. hoʻohana: | 1) haʻahaʻa kaomi wai, wai, kinoea, aila, paipu laina |
2) kūkulu paipu, paipu pilang kūkulu | |
3) pā, paipu puka | |
5.Ka uhi ʻana | 1) Hōʻike ʻia 2) Pena ʻEleʻele (pani varnish) 3) Ua hooheheeia 4) Aila 5) PE, 3PE, FBE, comosion pale pale, Anti corrosion uhi |
6. ʻenehana | paipu kila welded longitudinal |
7. Nānā: | Me ka Hyd raulic Testing, Eddy Current, RT, UT a i ʻole ka nānā ʻana e ka ʻaoʻao ʻekolu |
8. Hoʻouna | Waena, Moku Nui. |
9. E pili ana i kā mākou maikaʻi: | 1) ʻAʻohe pōʻino, ʻaʻohe piko 2) ʻaʻohe burrs a ʻoi ʻoi paha a ʻaʻohe ʻōpala 3) Free no ka aila & kaha 4) Hiki ke nānā ʻia nā waiwai āpau e ka ʻaoʻao ʻekolu ma mua o ka hoʻouna ʻana |
Hoʻohana ʻia ka paipu i kauoha ʻia ma lalo o kēia kikoʻī no ke kūkulu ʻana.
ʻAʻole i ʻoi aku ka nui o ka phosphorous i ke kila ma mua o 0.050%.
Nā Koina Tensile
Nā Koina Tensile | |||
Papa 1 | Papa 2 | Papa 3 | |
Ka ikaika uʻi, min, psi (MPa) | 50 000 (345) | 60 000 (415) | 66 000 (455) |
Ka helu hua a i ʻole ka ikaika hua, min, psi(MPa) | 30 000 (205) | 35 000 (240) | 45 000 (310) |
ʻO ka elongation haʻahaʻa haʻahaʻa no ka mānoanoa o ka pā i kapa ʻia %6 inika (7.9 mm) a ʻoi aku paha: Elongation i 8 in. (203.2 mm), min, % Elongation i 2 in. (50.8 mm), min, % | 18 30 | 14 25 | ... 20 |
No ka mānoanoa pā nominal emi ma lalo o %6 in. (7.9 mm), ka hoemi ana mai ka kumu palena iki elongation ma 2 in. (50.08 mm) no kela a me keia Vzi - in (0.8 mm) emi i ka nominal pā mānoanoa ma lalo o %6 in. (7.9 mm), ma nā helu pākēneka | 1.5A | 1.25A | 1.0A... |
Ho'āʻo Kulou—ʻO ka lōʻihi o ka paipu e kū i ke anuanu ma kahi o 90 ° a puni kahi mandrel cylindrical.
hoao hoopalahalaha-ʻoiai ʻaʻole koi ʻia ka hoʻāʻo ʻana, hiki i ka paipu ke hoʻokō i nā koi hoʻāʻo flattening.
ʻO ka hoʻāʻo hydro-static—koe e like me ka mea i ae ia, e ho'ā 'ia kēlā me kēia lō'ihi o ka paipu i ka ho'ā'o hydro-static me ka leaka 'ole ma ka paia paipu.
ʻO ka hoʻāʻo uila nondestructive-ma ke ʻano he ʻokoʻa i ka hoʻāʻo hydro-static, e hoʻāʻo ʻia ke kino piha o kēlā me kēia paipu me kahi hoʻāʻo uila nondestructive.kahi i hana ʻia ai ka hoʻāʻo uila ʻole, e kaha ʻia nā lōʻihi me nā leka "NDE"
ʻO ka hoʻāʻo ultrasonic
ʻO ka hoʻokolokolo eddy o kēia manawa