Noi: Hoʻohana ʻia ʻo API 5L GR.B Seamless Line Pipe no ka lawe ʻana i ke kinoea, ka wai, a me ka ʻaila o nā ʻoihana ʻaila a me nā kinoea maoli.
Kaʻina hana: Hana ʻia ʻo API 5L GR.B paipu laina laina ʻole e ka huki anu a i ʻole ka ʻōwili wela, e like me ka makemake o nā mea kūʻai.
Noi: Hoʻohana ʻia ʻo API 5L Gr.B PSL1&PSL2 ERW Carbon Steel Pipe no ka lawe ʻana i ke kinoea, ka wai, a me ka ʻaila o nā ʻoihana ʻaila a me nā kinoea maoli.Ma waho aʻe, hoʻohana nā kānaka ia mea no ke kumu hoʻolālā a me ke kumu ʻenekinia.Hiki iā mākou ke hana i ka galvanizing wela a hoʻonui i ka hoʻohana ʻana i ia mau paipu.
Kaʻina hana:Hana ʻia ʻo API 5L Gr.B PSL1&PSL2 ERW Carbon Steel Pipe me nā wili kila ʻōwili wela.Hana ʻia ia ma lalo o ka mahana o ka lewa maʻamau e ka hoʻoheheʻe ʻia ʻana o nā coils i ke ʻano pōʻai pōʻai.Hoʻokumu ʻia ia ma ka ʻōwili ʻana i ka pā a me ke kuʻi ʻana i ke kaʻina.
| Hana ʻia | Kaʻina holo ʻole, huki anu a ʻōwili wela / Kuʻi Kuʻi Uila |
| Huki anu | OD: 15.0~100mm WT: 2~10mm |
| ʻōwili wela | OD: 25~700mm WT: 3~50mm |
| Nui (API 5L Gr.B PSL1&PSL2 ERW) | OD: 21.3~660mmWT.:2~25mm |
| Ka lōʻihi | 6M a i ʻole ka lōʻihi i ʻōlelo ʻia e like me ka makemake. |
| Hoʻopau | Hope Plain, Hope Beveled, Uila |
| Ka Papa a me ke Kemika (％) No API 5L PSL1 | |||||
| Kūlana | Papa | ʻO ka haku melemele(%) | |||
| C | Mn | P | S | ||
| API 5L | B | ≤0.28 | ≤1.20 | ≤0.030 | ≤0.030 |
| B | ≤0.26 | ≤1.20 | ≤0.030 | ≤0.030 | |
| Ka Papa a me ke Kemika (％) No API 5L PSL2 | |||||
| Kūlana | Papa | ʻO ka haku melemele(%) | |||
| C | Mn | P | S | ||
| API 5L | B | ≤0.24 | ≤1.20 | ≤0.025 | ≤0.015 |
| B | ≤0.22 | ≤1.20 | ≤0.025 | ≤0.015 | |
| Nā Pono Mechanical o API 5L GR.B Seamless Line Pipe (PSL1) | ||||
| Ka ikaika hua(MPa) | Ikaika U'i (MPa) | ʻO ka lōʻihiA% | ||
| psi | MPa | psi | MPa | Elongation (Min ) |
| 35,000 | 241 | 60,000 | 414 | 21-27 |
| Pono Mechanical o API 5L GR.B Seamless Line Pipe (PSL2) | |||||
| Ka ikaika hua(MPa) | Ikaika U'i (MPa) | Elongation A% | Ka hopena (J) | ||
| psi | MPa | psi | MPa | Elongation (Min ) | Min |
| 241 | 448 | 414 | 758 | 21-27 | 41(27) |
| 35,000 | 241 | 65,000 | 448 | 21-27 | 41(27) |
| Nui | ʻO ka hoʻomanawanui (e pili ana i ke anawaena waho i ʻōlelo ʻia) |
| <2 3/8 | + 0.016 iniha, - 0.031 iniha (+ 0.41 mm, - 0.79 mm) |
| > 2 3/8 a me ≤4 1/2, wili mau ʻia | ±1.00% |
| > 2 3/8 a me < 20 | ±0.75% |
| > 20. ʻole | ± 1.00% |
| >20 a me <36, wiliia | + 0.75%.-0.25% |
| > 36, wiliia | + 1/4 iniha.. - 1/8 iniha (+ 6.35 mm, -3.20 mm) |
I ka hihia o ka paipu hydro-static i hoʻāʻo ʻia i nā kaomi i ʻoi aku ma mua o nā kaomi hoʻokolohua maʻamau, hiki ke ʻae ʻia nā ʻae ʻē aʻe ma waena o ka mea hana a me ka mea kūʻai.
| Nui | Hoʻomanawanui ʻole | Hoʻohui hoʻomanawanui | Hoʻomanawanui i ka hopena | Poe-waho | |
| Anawaena, Axis Tolerance (Pakeneka o OD i hoakakaia) | ʻOkoʻa kiʻekiʻe ma waena o nā anawaena liʻiliʻi a me ka palena kiʻekiʻe (e pili wale ana i ka paipu me D/t≤75) | ||||
| ≤10 3/4 l&V4 | 1/64(0.40mm) | 1/16(1.59mm) mm) | — | — | |
| >10 3/4 a me ≤20 | 1/32 (0.79 mm) | 3/32 (2.38 mm) | — | — | — |
| > 20 a me ≤ 42 | 1/32 (0.79 mm) | 3/32 (2.38 mm) | b | ± 1% | <0.500 in. (12,7 mm) |
| >42 | 1/32 (0.79 mm) | 3/32 (2.38 mm) | b | ± 1% | £ Q625 in. (15.9 mm) |
Hoʻopili ʻia ka ʻae ʻana o waho i nā anawaena kiʻekiʻe a me ka liʻiliʻi loa e like me ke ana ʻana me kahi ana pahu, caliper, a i ʻole mea e ana ana i nā anawaena kiʻekiʻe a me ka liʻiliʻi.
ʻAʻole ʻokoʻa ke anawaena awelika (e like me ke ana ʻana me ka lipine anawaena) o kekahi wēlau o ka paipu ma mua o 3/32 iniha (2.38 mm) mai kēlā ʻaoʻao.
| Nui | ʻAno Paipu | Hoʻomanawanui1(Ka pākēneka o ka mānoanoa o ka pā i ʻōlelo ʻia) | |
| Papa B a i ʻole lalo | Papa X42 a ʻoi aku paha | ||
| <2 7/8 | ʻO nā mea a pau | +20.- 12.5 | + 15.0.-12.5 |
| >2 7/8a<20 | ʻO nā mea a pau | + 15,0,-12.5 | + 15-I2.5 |
| >20 | Weled | + 17.5.-12.5 | + 19.5.-8.0 |
| >20 | ʻAʻole ka lau | + 15.0.-12.5 | + 17.5.-10,0 |
Inā ʻoi aku ka liʻiliʻi o nā ʻae maikaʻi ʻole ma mua o nā mea i helu ʻia e ka mea kūʻai aku, e hoʻonui ʻia ka hoʻomanawanui maikaʻi i ka huina hoʻomanawanui kūpono i ka pākēneka i emi iho ka mānoanoa o ka pā.
| Ka nui | Hoʻomanawanui (pakeneka) |
| ʻO ka lōʻihi hoʻokahi, ka paipu ākea ākea a i ʻole ka paipu A25 | + 10.-5.0 |
| ʻO nā lōʻihi hoʻokahi, nā paipu ʻē aʻe | + 10,- 35 |
| Carloads.GradeA25,40,000lb(18 144kg) a oi | -2.5 |
| Kaʻa, ʻokoʻa ma waho o ka Papa A25,40.0001b (18 144 kg) a ʻoi aku paha | -1.75 |
| Nā ukana, nā māka āpau ma lalo o 40000 lb (18 144 kg) | -15 |
| Kauoha i na mea.Papa A25.40.000 lb (18 144 kg) a ʻoi aku paha | -3.5 |
| E kauoha i nā mea, ma waho aʻe o ka Papa A25,40,000 lb (18 144 kg) a ʻoi aku paha | -1.75 |
| E kauoha i nā mea, nā māka a pau, emi ma lalo o 40.000 lb (18 144 kg) | -3.5 |
Nā memo:
1. Hoʻopili ʻia nā ʻae kaumaha i nā kaupaona i helu ʻia no ka paipu wili a me ka hui pū ʻana a me nā paona i helu ʻia a i ʻole ke kaupaona ʻana no ka paipu hopena.Inā ʻoi aku ka liʻiliʻi o ka mānoanoa o ka pā ʻino ma mua o nā mea i helu ʻia ma ka papa ma luna aʻe e ka mea kūʻai aku, e hoʻonui ʻia ke ahonui kaumaha no ka lōʻihi hoʻokahi i 22.5 pakeneka emi mai ka mānoanoa o ka wail.
2. No nā ukana kaʻa i haku ʻia me ka paipu mai nā mea kauoha ʻoi aku ma mua o hoʻokahi, pono e hoʻopili ʻia nā ʻae kaʻa ma ke kumu o ke kauoha pākahi.
3. ʻO ke ahonui no nā mea kauoha e pili ana i ka nui holoʻokoʻa o ka paipu i hoʻouna ʻia no ka mea kauoha.
ʻO ke kino paipu NDT—E hoʻāʻo ʻia nā paipu piha piha i ke kani ultrasonic no ka haʻalele ʻana i ka hemahema lōʻihi, ka nānā pono ʻole o ka laminar a me ke ana mānoanoa.
NDT hopena paipu—E nānā ʻia ka UT manual ma ka ʻāpana makapō ma nā kihi ʻelua o kēlā me kēia paipu.
ʻO ka hoʻāʻo hoʻāʻo hoʻoweliweli - e like me ka ISO 6892 a i ʻole ASTM A370.
Ka ho'āʻo hopena: e like me ka API SPEC 5L.
Ho'āʻo Hydro-static—E hoʻokō ʻia kēlā me kēia paipu i ka hoʻāʻo ʻana i ke kaomi hydro-static.
ʻO ka hoʻāʻo ʻana o ke kino paipu - Pono e hoʻokō ʻia ka hoʻāʻo ʻana e like me ISO6892 a i ʻole ASTM A370. Pono e hoʻohana ʻia nā laʻana lōʻihi.
Ho'āʻo Flattening—E hana ʻia hoʻokahi hoʻāʻo palahalaha ma nā kikoʻī mai kēlā me kēia kihi o ʻelua paipu i koho ʻia mai kēlā me kēia ʻāpana.
Ho'āʻo Piʻo— e kū ka lōʻihi o ka paipu me ka piʻo ʻana i ke anuanu ma kahi o 90° a puni kahi mandrel cylindrical.
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"
100% X-ray hoao no ka weld seam.
ʻO ka hoʻāʻo ultrasonic.
ʻO ka hoʻokolokolo eddy o kēia manawa.
ʻO ka helu kūpono o nā hemahema ʻike maka e hāʻawi i ka hōʻoia ʻana i ka manawa.E hoʻoneʻe ʻia a ʻoki ʻia paha ka hemahema i loko o nā palena o nā koi i ka lōʻihi.Pono pono ka paipu i pau.
A. Ka inoa a ka mea hana paha.
B. Helu kiko'ī (makahiki-lā a koi 'ia).
C. Nui (OD, WT, lōʻihi).
D. Papa (A a i ʻole B).
E. Ke ʻano o ka paipu (F, E, a i ʻole S).
F. ho'āʻo kaomi (seamless kila paipu wale).
G. Helu Wela.
H. ʻO nā ʻike hou aʻe i kuhikuhi ʻia ma ke kauoha kūʻai.
● Pahu ʻole a i ʻole ka uhi ʻeleʻele / Varnish (e like me nā koi o ka mea kūʻai aku);
● 6" a ma lalo i nā pūʻolo me ʻelua maʻa pulupulu;
● ʻO nā hopena ʻelua me nā mea pale hope;
● Plain hope, bevel end(2"a ma luna me ka bevel welau, degere: 30~35°), threaded a hui;
● Hoailona.
