ʻO ka API 5L X52 PSL2 Sour Service LSAW Steel Pipe: Nā Mana Hana a me nā Kikoʻī Huahana Kiʻi i Hōʻike ʻia

ʻO ka API 5L X52 PSL2 Sour Service LSAW Steel Pipe: Nā hiki ke hana a me nā kikoʻī huahana

Wehewehe Pōkole:

Hāʻawi ʻo Womic Steel i ka paipu kila LSAW lawelawe ʻawaʻawa API 5L X52 PSL2 kiʻekiʻe no ka hoʻoili ʻana i ka ʻaila a me ke kinoea ma nā wahi H₂S (ʻawaʻawa). Hāʻawi ʻo X52 PSL2 me ka palapala hōʻoia lawelawe ʻawaʻawa i ka ikaika hua liʻiliʻi o 360 MPa (52,200 psi) i hui pū ʻia me nā palena paʻakikī koʻikoʻi (≤ 90 HRB, maʻamau ≤ 85 HRB), like ke kalapona haʻahaʻa (CEV ≤ 0.40%), a me ke kūpaʻa i hōʻoia ʻia i ka haki ʻana o ka hydrogen (HIC) a me ka haki ʻana o ka sulfide stress (SSC). Hoʻokomo pū ka hana LSAW iā JCOE, UOE, a me nā ʻano hana kuʻi ʻana i ka papa ʻōwili, me ka mālama wela post weld mandatory (PWHT) no nā paipu lawelawe ʻawaʻawa āpau me ka nānā ʻole i ka mānoanoa o ka paia. ʻO ke anawaena o waho mai 219mm a i 1,600mm (8″ - 63″), ʻo ka mānoanoa o ka paia mai 6.0mm a i 60mm, ka lōʻihi a hiki i 24m. Palapala hōʻoia no ka wili me EN 10204 3.2, hoʻāʻo ultrasonic 100% me TOFD, hoʻāʻo hydro, nā wēlau beveled, a me ka pūʻolo palapala lawelawe ʻawaʻawa piha (HIC, SSC, nā traverses paʻakikī). Kūpono no nā paipu hōʻiliʻili kinoea ʻawaʻawa, nā laina kahe aila me H₂S, nā laina wai ʻawaʻawa hoʻomaʻemaʻe, a me ka lawelawe waikawa ma waho o ke kai.

Ka nui o ka paipu kila LSAW:Anawaena o waho: 219mm – 1,600mm (8″ – 63″), Mānoanoa o ka paia: 6.0mm – 60.0mm (JCOE/UOE max 50.8mm, papa ʻōwili max 60mm), Loa: 6m – 18m maʻamau, lōʻihi maʻamau a hiki i ka 24m

Kūlana & Papa o ka Paipu Kila LSAW:API 5L X52 PSL2 me nā koi lawelawe ʻawaʻawa hou aʻe no NACE MR0175/ISO 15156; HIC no NACE TM0284; SSC no NACE TM0177

Ka hoʻohana ʻana o ka LSAW Steel Pipe:Nā paipu hōʻiliʻili kinoea kūlohelohe ʻawaʻawa (H₂S a hiki i 50 ppm), nā laina kahe ʻaila maka me H₂S, nā laina wai ʻawaʻawa o ka hale hoʻomaʻemaʻe, nā paipu lawelawe ʻawaʻawa ma waho, nā laina hāpai kinoea i loko o nā lua ʻawaʻawa, nā paipu ʻāpana hoʻomaʻamaʻa amine, nā laina hoʻokomo kinoea waikawa, nā paipu ʻāpana hoʻōla sulfur

Hāʻawi ʻo Womic Steel i nā kumukūʻai kiʻekiʻe a hoʻokūkū hoʻi o ka paipu kila LSAW lawelawe ʻawaʻawa API 5L X52 PSL2, paipu laina i hoʻāʻo ʻia e HIC, paipu kūpaʻa SSC, paipu LSAW kūlike NACE. Palapala hōʻoia wili EN 10204 3.2, hoʻāʻo hydro, UT/TOFD, PWHT, ʻaoʻao beveled, uhi 3LPE/FBE. Hoʻolako pololei ka hale hana no nā papahana aila a me ke kinoea ʻawaʻawa ma ka honua holoʻokoʻa.

E leka uila mai iā mākou Nā kikoʻī huahana

Nā kikoʻī huahana

Nā Lepili Huahana

1. Womic Steel: Nā Hiki Hana a me ka Ikaika o ka ʻOihana no ka lawelawe ʻawaʻawa X52

Hoʻokele ʻo Womic Steel Group i nā laina hana i hoʻolaʻa ʻia no nā paipu LSAW lawelawe ʻawaʻawa. Pono ka lawelawe ʻawaʻawa X52 PSL2:

● Haʻahaʻa ke kalapona like (CEV ≤ 0.40%, maʻamau ≤ 0.38%)

● Haʻahaʻa ka sulfur (S ≤ 0.002%) a me ka phosphorus haʻahaʻa (P ≤ 0.015%)

● Ka mālama ʻana i ka calcium no ka kaohi ʻana i ke ʻano o ka hoʻokomo ʻana (globular sulfides)

● Ka hana wela ma hope o ka hoʻopili ʻana (PWHT) no nā paipu āpau, me ka nānā ʻole i ka mānoanoa o ka paia

● Hoʻāʻo paʻakikī 100% (weld, HAZ, metala kumu)

● Hoʻāʻo HIC a me SSC e like me nā kūlana NACE

Nā kaʻina hana: JCOE, UOE, pā i ʻōwili ʻia me ka umu PWHT i koi ʻia (lalo o ke kaʻa, lōʻihi 12m, hoʻomoʻa 600°C). Nānā ʻaoʻao ʻekolu e SGS, BV, TÜV, DNV, a i ʻole ABS no ka palapala hōʻoia lawelawe piha.

Ka mana o ka lawelawe ʻawaʻawa makahiki X52 LSAW:30,000 tone.

Ka Hoʻololi Hana no ka Lawelawe ʻAi ʻOi X52 PSL2:

JCOE: 406–1,422mm OD × 6.0–50.8mm WT × ≤ 18m

UOE: 508–1,220mm OD × 6.0–40.0mm WT × ≤ 24m (makemake ʻia no ka ʻawaʻawa ma muli o ke koʻikoʻi koena haʻahaʻa)

Papa ʻōwili: 600–1,600mm OD × 25–60mm WT × ≤ 12m

Loaʻa i nā paipu lawelawe ʻawaʻawa a pau ka PWHT (600°C ± 10°C, paʻa i 1 hola no kēlā me kēia mānoanoa 25mm, hoʻomaʻalili mālie)

2. API 5L X52 PSL2 ʻAwaʻawa Hana: Nā ʻano o ka hoʻohuihui ʻana o nā mea a me ka hana

No ka lawelawe ʻawaʻawa, ʻoi aku ka paʻa o ka kemika ma mua o ka PSL2 maʻamau. ʻO ka pahuhopu ka hoʻokō ʻana i ke kūpaʻa kiʻekiʻe i HIC a me SSC i nā wahi H₂S pulu.

ʻO ka hoʻohuihui kemika (Ladle Analysis, nā pahuhopu maʻamau no ka lawelawe ʻawaʻawa):

ʻElemene	ʻO ka maʻamau PSL2 max	Pahuhopu lawelawe ʻawaʻawa (Womic)
C	0.22	≤ 0.14 (maʻamau 0.08-0.12)
Mn	1.40	≤ 1.30 (maʻamau 1.10-1.25)
P	0.025	≤ 0.015
S	0.015	≤ 0.002 (0.0015 maʻamau)
Si	0.45	0.20-0.40
V	0.10	≤ 0.06
Nb	0.05	0.03-0.05
Ti	0.04	≤ 0.025
CEV	≤ 0.43	≤ 0.40 (maʻamau ≤ 0.38)
Pcm	ʻAʻole koi ʻia	≤ 0.22

ʻO ka mālama ʻana i ka calcium (Ca/S ratio ≥ 1.5) e hōʻoiaʻiʻo i nā hoʻokomo sulfide globular i kū i ka HIC.

Nā Waiwai Mekanika (Ma hope o PWHT):

Waiwai	ʻO ka lawelawe ʻawaʻawa X52 PSL2 (Womic)
Ikaika Hāʻawi (min)	360 MPa (52,200 psi)
Ikaika Hāʻawi (max)	530 MPa (76,900 psi)
Ikaika Hoʻopaʻa (min)	460 MPa (66,700 psi)
Hoʻolōʻihi (min)	21%
Paʻakikī (max) - nā papahana he nui	85 HRB (Ua loaʻa iā Womic he 78-85 HRB)
Paʻakikī hopena @ 0°C	≥ 27 J (maʻamau 80-120 J)

Hoʻāʻo Pono no ka lawelawe ʻawaʻawa:

● HIC no NACE TM0284 (Hoʻonā A, 96h) – ʻae ʻia: CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5% (nui nā papahana e pono ai 0%)

● SSC no NACE TM0177 (ʻAno A, 720h, 90% SMYS) - ʻaʻohe haki

● Hiki ke hele ka paʻakikī ma waena o ka weld, HAZ, a me ke metala kumu (max 85 HRB)

● Charpy V-Notch ma 0°C (a i ʻole haʻahaʻa inā i kuhikuhi ʻia)

3. Ka laulā Ana a me ka hoʻokō ʻana i nā kūlana

Mea	Nā kikoʻī
Kūlana Maʻamau	API 5L PSL2 me ka mea hoʻohui lawelawe ʻawaʻawa
NACE	NACE MR0175 / ISO 15156
Nā Kaʻina Hana Hana	JCOE, UOE, pā i ʻōwili ʻia (me PWHT āpau)
Ka laulā o ke anawaena o waho	219mm – 1,600mm (8″ – 63″)
Pae Mānoanoa o ka Paia	6.0mm – 60mm (JCOE/UOE max 50.8mm, papa ʻōwili max 60mm)
Ka laulā lōʻihi	6m – 18m maʻamau; a hiki i ka 24m (UOE)
Hoʻopau i ka hoʻopau ʻana	ʻO ka hopena Beveled (BE) no kēlā me kēia API 5L
Hoʻopau ʻili	ʻOle, 3LPE, FBE (pono nā uhi e kūpono i ka lawelawe ʻawaʻawa)
Nā hoʻomanawanui	OD: ±0.5%; WT: -0% / +15%; Lōʻihi: +50mm / -0mm

4. Nā Ana a me nā Kikoʻī i Loaʻa - API 5L X52 PSL2 Sour Service LSAW Steel Pipe (Nā Nui Maʻamau i Koho ʻia)

OD (mm)	Nā Koho WT (mm)	Kaʻina Hana	Kaumaha Kokoke (kg/m)	Lōʻihi Maʻamau	Nā Hiʻohiʻona Lawelawe ʻAwaʻawa
219	6.4, 8.0, 10.0, 12.5	JCOE	33.6 – 63.6	12m	Ua hoʻāʻo ʻia ʻo PWHT, HIC
273	8.0, 10.0, 12.5, 14.0	JCOE	52.3 – 89.4	12m / 18m	Paʻakikī ≤ 85 HRB
324	8.0, 10.0, 12.5, 14.0, 16.0	JCOE	62.4 – 121.5	12m / 18m	CEV ≤ 0.40
406	10.0, 12.5, 14.0, 16.0, 19.0	JCOE/UOE	97.7 – 181.4	12m / 18m	Ua hoʻāʻo ʻia ʻo SSC
508	10.0, 12.5, 14.0, 16.0, 19.0, 22.0	UOE	122.8 – 263.8	12m / 18m / 24m	Ke ala paʻakikī piha
610	12.5, 14.0, 16.0, 19.0, 22.0, 25.4	UOE	184.2 – 366.2	12m / 18m / 24m	ʻAe ʻia ʻo HIC
711	14.0, 16.0, 19.0, 22.0, 25.4, 28.0	JCOE/UOE	240.7 – 471.7	12m / 18m	Pono ka PWHT
813	16.0, 19.0, 22.0, 25.4, 30.0	JCOE	314.4 – 579.8	12m / 18m	NACE MR0175
914	19.0, 22.0, 25.4, 30.0, 35.0	JCOE/ʻōwili ʻia	419.5 – 759.2	12m	Kalima i mālama ʻia
1,016	22.0, 25.4, 30.0, 35.0, 40.0	ʻōwili ʻia	539.2 – 963.9	12m	Haʻahaʻa S (≤ 0.002%)

*Loaʻa i nā paipu lawelawe ʻawaʻawa a pau ka PWHT me ka nānā ʻole i ka mānoanoa o ka paia. No nā paipu UOE, ua kaupalena ʻia ka hoʻonui ʻana i 0.8-1.0% e pale aku i ke kaumaha nui.*

5. Nā Kūlana Maʻamau no ka Paipu Laina Lawelawe ʻAwaʻawa

Kūlana Maʻamau	Noi	Nā Koina Hoʻāʻo
API 5L PSL2 + Hoʻohui H	Paipu laina lawelawe ʻawaʻawa	HIC, SSC, paʻakikī ≤ 90 HRB
NACE MR0175 / ISO 15156	Nā mea hana no nā wahi H₂S	Nā palena o ka paʻakikī, kemika
NACE TM0284	Ke ʻano hoʻāʻo HIC	CLR, CTR, CSR
NACE TM0177	Ke ʻano hoʻāʻo SSC (ʻAno A, B, C, D)	ʻAʻohe haki

Hōʻuluʻulu manaʻo hoʻohana:Hōʻiliʻili kinoea ʻawaʻawa, nā laina kahe ʻaila maka ʻawaʻawa, ka wai ʻawaʻawa o ka hale hoʻomaʻemaʻe, nā ʻāpana amine, ka hoʻokomo kinoea ʻakika.

6. Ke Kaʻina Hana Hana - LSAW no ka lawelawe ʻawaʻawa X52 PSL2

Pono ka lawelawe ʻawaʻawa i nā ʻanuʻu hou aʻe ma mua o ka LSAW maʻamau:

Hoʻokumu ʻana o JCOE / UOE (e like me ke kaʻina hana maʻamau) + Nā ʻanuʻu kikoʻī ʻawaʻawa:

● Koho pā– Nā papa TMCP haʻahaʻa sulfur, i mālama ʻia me ka calcium me CEV ≤ 0.40%.

●Ke hoʻokumu nei– JCOE maʻamau a i ʻole UOE (makemake ʻia ʻo UOE no ka haʻahaʻa o ke koʻikoʻi koena).

●Kuʻihao SAW– Hoʻokele ʻia ka hoʻokomo wela i ≤ 2.5 kJ/mm (haʻahaʻa ma mua o ke kūlana maʻamau). Mahana waena ≤ 200°C.

●100% UT me TOFD– ʻOi aku ka maʻalahi ma mua o ka UT maʻamau.

●Ka Lapaʻau Wela Ma hope o ka Wela (PWHT)– Hoʻomaha ʻia nā paipu lawelawe ʻawaʻawa a pau. Mahana hoʻomoʻa 600°C ± 10°C no 1 hola no ka mānoanoa 25mm (ka palena iki he 1 hola). Hoʻomaʻalili ka umu ma ≤ 200°C i kēlā me kēia hola.

●Hoʻonui mīkini– Ua kaupalena ʻia i 0.8-1.0% (e kū'ē i ka 1.5% no ke kūlana maʻamau) e pale aku i ka paʻakikī ʻana o ka hana anu.

●Hoʻāʻo paʻakikī– 3-point traverse no ka paipu (metala kumu, weld, HAZ). ʻO 90 HRB kiʻekiʻe, maʻamau 78-85 HRB.

●Hoʻāʻo HIC– No NACE TM0284 Solution A, 96h. Nā laʻana i lawe ʻia mai nā wēlau o ka paipu.

●Hoʻāʻo SSC– No NACE TM0177 Hana A (tensile) a i ʻole Hana B (beam kūlou). 720h hōʻike ʻana.

Nā kikoʻī o ka umu ahi PWHT:

●Ka umu lalo kaʻa: 12m L × 3m W × 3m H

●Ka like ʻana o ka mahana: ±10°C

●Ka hoʻopaʻa ʻana o ka mea hoʻopaʻa ʻikepili no kēlā me kēia pūʻulu

7. Ka Mana Hoʻomalu a me ka Hoʻāʻo ʻana no ka lawelawe ʻawaʻawa X52 LSAW

Kahua	Nānā ʻana	Nā Kūlana ʻAe ʻia
Pā	Kemika (OES)	C ≤ 0.14, S ≤ 0.002, CEV ≤ 0.40
Pā	Ultrasonic (lamination)	ʻAʻohe laminations > 5mm
Hoʻopili	100% UT me TOFD	ʻAʻohe hōʻailona > 1.6mm
Hoʻopili	Hoʻāʻo Radiographic (kiko)	ʻAʻohe māwae, nele i ka fusion
Ma hope o ka PWHT	Paʻakikī (HRB) - BM, Weld, HAZ	≤ 85 HRB (pahuhopu)
Ua pau	HIC (NACE TM0284)	CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5%
Ua pau	SSC (NACE TM0177 Hana A)	ʻAʻohe haki ma hope o 720h
Ua pau	Charpy @ 0°C	≥ 27 J, awelika ≥ 40 J
Ua pau	Hoʻāʻo Hydrostatic	85-100% SMYS

Hoʻokomo kēlā me kēia kauoha lawelawe ʻawaʻawa i kahi waihona maikaʻi me nā hōʻike hoʻāʻo āpau, ka hiki ke hahai ʻia ka wela, a me nā pakuhi PWHT.

8. Nā Noi Kumu - API 5L X52 PSL2 ʻAwaʻawa Hana LSAW Steel Pipe

●Nā laina hōʻiliʻili kinoea ʻawaʻawa– Ke hōʻiliʻili ʻana i ke kinoea kūlohelohe me H₂S mai nā luawai (5-50 ppm H₂S)

● Nā laina kahe ʻaila maka me H₂S- Ka lawe ʻana i ka ʻaila maka ʻawaʻawa mai nā pads i nā hale hana waena

● Nā laina wai ʻawaʻawa o ka hale hoʻomaʻemaʻe– ʻAmonium bisulfide a me H₂S e loaʻa ana ka wai

● Paipu ʻāpana lapaʻau Amine– ʻO ka lawelawe amine momona a me ka wiwi (H₂S a me CO₂)

● Nā laina hoʻokomo kinoea waikawa– Ke hoʻokomo hou ʻana i ka H₂S/CO₂ i loko o nā lua hoʻolei

● Nā paipu lawelawe ʻawaʻawa ma waho o ke kai– Nā laina kai ma lalo o ka moana ma nā wahi H₂S

● Nā laina hāpai kinoea– Ka hoʻokomo ʻana i ke kinoea ʻawaʻawa no ka hāpai ʻana i ka luawai

● Paipu ʻāpana hoʻōla sulfur– Nā laina kinoea huelo o ka ʻāpana Claus

9. Hoʻopili & Hoʻouna - Paipu LSAW Sour Service X52 PSL2

Ua like ia me ka ʻōpala LSAW maʻamau, me ka pale hou aku no nā bevels hopena (ua ʻōlelo ʻia nā pāpale hopena kila kila e pale aku i ka haumia). Hoʻokomo pū ʻia nā palapala i nā hōʻike hoʻāʻo lawelawe piha (HIC, SSC, paʻakikī, nā pakuhi PWHT) me ka MTC maʻamau.

10. Nā Pōmaikaʻi o ke kila Womic & FAQ - Sour Service X52 LSAW

No ke aha ʻo Womic Steel no ka lawelawe ʻawaʻawa X52?

● Ka umu PWHT i hoʻolaʻa ʻia me ka lōʻihi he 12m

● Ka hiki ke CEV haʻahaʻa (≤ 0.38%) a me ka sulfur haʻahaʻa (≤ 0.0015%)

● Hoʻāʻo HIC a me SSC i loko o ka hale (i ʻae ʻia e CNAS)

● Loaʻa ka hoʻāʻo ʻawaʻawa i ʻike ʻia e ka ʻaoʻao ʻekolu (SGS, BV, TÜV)

● Ma luna o 500 km o nā paipu lawelawe ʻawaʻawa i hoʻolako ʻia ma ka honua holoʻokoʻa

● Pūʻolo palapala piha no ka ʻāpono ʻana o ka papahana

Nā Nīnau i Nīnau Pinepine ʻia:

Q: He aha ka ʻokoʻa ma waena o ka maʻamau X52 PSL2 a me ka lawelawe ʻawaʻawa X52?
A: Loaʻa i ka PSL2 maʻamau nā palena o C ≤ 0.22%, S ≤ 0.015%, CEV ≤ 0.43%, a ʻaʻohe hoʻāʻo HIC/SSC i koi ʻia. Hoʻohui ka lawelawe ʻawaʻawa: C haʻahaʻa (≤ 0.14%), S (≤ 0.003% maʻamau), CEV ≤ 0.40%, PWHT i koi ʻia, paʻakikī ≤ 90 HRB (pinepine ≤ 85 HRB), a me ka hoʻāʻo HIC/SSC.

Q: Pono anei ʻo PWHT no nā lawelawe ʻawaʻawa āpau X52 me ka nānā ʻole i ka mānoanoa o ka paia?
A: ʻAe, e like me NACE MR0175 a me nā kikoʻī maʻamau o ka mea kūʻai aku. ʻOiai no nā paipu 6.4mm WT, he mea koi ʻia ka PWHT no ka lawelawe ʻawaʻawa.

Q: He aha nā kūlana maʻamau o ka ʻae ʻana o HIC?
A: CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5%. No ka lawelawe ʻawaʻawa koʻikoʻi (e laʻa, > 50 ppm H₂S, pH < 5), pono paha nā mea kūʻai aku iā CLR = 0%. Hiki iā Womic ke hoʻokō i ka CLR 0%.

Q: Hiki iā ʻoe ke hoʻolako i ka hoʻāʻo SSC no NACE TM0177?
A: ʻAe. Hāʻawi mākou i ke ʻano A (uniaxial tensile) ma 90% SMYS, 720h, me ka ʻole o ka haki ʻana. Loaʻa ka hoʻāʻo ʻana mai nā mea ʻike maka ʻekolu.

Q: He aha ka manawa alakaʻi maʻamau no ka lawelawe ʻawaʻawa X52 LSAW?
A: 60-90 mau lā, ma muli o nā koi hoʻāʻo HIC/SSC. Me ka ʻole o ka mea hōʻike ʻaoʻao ʻekolu: 60 mau lā. Me ka mea hōʻike ʻaoʻao ʻekolu: 75-90 mau lā.

Kuhikuhi Papahana - Alberta Sour Gas Gathering Pipeline (Kanada)

ʻĀina:Kanada (ʻĀpana ʻo Alberta, ʻāpana ʻo Fox Creek - Deep Basin)
Kūlana & Papa:API 5L X52 PSL2 me ka hoʻohui lawelawe ʻawaʻawa no NACE MR0175 / ISO 15156
Nā Ana a me ka Nui:

● OD 323.9mm (12.75″) × WT 9.5mm – 32,000 mika (ma kahi o 2,200 tons) – JCOE

● OD 406.4mm (16″) × WT 11.9mm – 18,000 mika (ma kahi o 1,900 tons) – JCOE

● OD 508mm (20″) × WT 12.7mm – 9,000 mika (ma kahi o 1,300 tons) – UOE
Huina:59,000 mika (59 km), ma kahi o 5,400 tone

Nā kikoʻī:Nā wēlau Beveled, uhi 3LPE, hydrotest ma 10.5 MPa. PWHT no nā paipu āpau. Paʻakikī max 85 HRB. HIC: CLR 0%, CTR 0%, CSR 0%. SSC: ʻaʻohe māwae. Charpy ma -20°C (min 27J, hoʻokō 90-150J). Nānā ʻaoʻao ʻekolu e ABS Canada.

Noi:Hōʻiliʻili ʻia ke kinoea kūlohelohe ʻawaʻawa ma ke kīʻaha hohonu me H₂S 8-35 ppm, kaomi hana 6-8 MPa, mahana hoʻoilo -40°C.

Nā Pilikia ʻenehana a me nā Hoʻonā:

● Haʻahaʻa loa ka mahana (-40°C) i hui pū ʻia me ka lawelawe ʻawaʻawa: Ua hoʻohui ʻo Womic iā Ni (0.20-0.30%) e hoʻomaikaʻi i ka paʻakikī o ka mahana haʻahaʻa. Ua hoʻokō ʻo Charpy ma -40°C i 45-80J.

● Koi HIC ʻole māwae: nā papa sulfur haʻahaʻa loa (S ≤ 0.0012%) me ka lakio Ca/S 2.0-2.5.

● Nā lokika mamao me nā alanui hau: ʻelua mau hoʻouna hoʻoilo e hoʻohana ana i nā kalaka wela.

Hopena:Ua hoʻomaka ʻia ka paipu i ka hapaha ʻelua o 2024. ʻAʻohe hemahema o HIC a i ʻole SSC ma hope o 18 mau mahina. ʻO Womic kahi mea hoʻolako lawelawe sour i ʻae ʻia.

Hoʻokaʻaʻike:
Pūnaewele: www.womicsteel.com
Leka uila: sales@womicsteel.com

Kelepona / WhatsApp / WeChat:
Lanakila: +86 15575100681
ʻO Jack: +86 18390957568

Womic Steel – ʻO kāu hoa hilinaʻi no nā paipu kila LSAW lawelawe ʻawaʻawa API 5L X52 PSL2 no ka hōʻiliʻili ʻaila a me ke kinoea i loaʻa ka H₂S, ka wai ʻawaʻawa o ka hale hoʻomaʻemaʻe, a me nā ʻōnaehana inikini kinoea waikawa ma ka honua holoʻokoʻa.

Ma mua: Paipu kila API 5L X52 LSAW: Nā hiki ke hana a me nā kikoʻī huahana

Aʻe: Paipu kila API 5L X60 (L415) LSAW: Nā hiki ke hana a me nā kikoʻī huahana