ASTM A572 GR.50 SSAW Cov Yeeb Nkab Hlau: Kev Muaj Peev Xwm Tsim Khoom & Cov Khoom Qhia Tshwj Xeeb Duab Tshwj Xeeb

ASTM A572 GR.50 SSAW Cov Yeeb Nkab Hlau: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom

Kev Piav Qhia Luv:

Womic Steel muab cov yeeb nkab hlau ASTM A572 GR.50 SSAW zoo rau cov choj, cov tsev, thiab cov qauv hnyav uas xav tau cov hlau muaj zog siab thiab tsis muaj hlau sib xyaw. ASTM A572 GR.50 muaj qhov tsawg kawg nkaus ntawm 345 MPa (50,000 psi) thiab qhov tsawg kawg nkaus ntawm 450 MPa (65,000 psi). Cov yeeb nkab muaj zog heev uas siv cov kauv submerged arc welded muab kev ruaj khov zoo heev thiab tus nqi tsim nyog rau cov qauv loj. Sab nraud ntawm 219mm txog 3000mm, phab ntsa tuab ntawm 5.0mm txog 25.4mm, ntev txog 60m. Daim ntawv pov thawj zeb, kev kuaj ultrasonic, qhov kawg beveled, txheej tiv thaiv xeb muaj. Tus nqi sib tw thiab xa khoom sai.

SSAW Cov Yeeb Nkab Hlau Muaj Zog Loj:Sab Nraud Txoj Kab uas hla: 219mm-3000mm, Phab Ntsa Thickness: 5.0mm-25.4mm, Ntev: 6m-60m raws li qhov xav tau

Tus Qauv & Qib ntawm SSAW Cov Yeeb Nkab Muaj Zog:ASTM A572 GR.42, GR.50, GR.60, GR.65; ASTM A252 GR.3; ASTM A500 GR.C; EN 10025 S355JR, S355J2; EN 10219 S355JRH

Kev siv SSAW High-Strength Pipe:Choj girders thiab trusses, lub tsev thav duab, kis tau tus yees, offshore qauv, industrial chaw, hnyav khoom siv txhawb nqa, piling daim ntawv thov

Womic Steelmuab cov yeeb nkab ASTM A572 GR.50 SSAW zoo thiab sib tw nqi ntawm ASTM A572 GR.50 SSAW steel yeeb nkab, kauv welded siab zog yeeb nkab, loj txoj kab uas hla HSLA yeeb nkab. Daim ntawv pov thawj Hoobkas, UT, beveled kawg, txheej muaj. Hoobkas ncaj qha muab rau cov khoom siv hauv paus thiab cov haujlwm kev lag luam thoob ntiaj teb.

Xa email rau peb Cov Lus Qhia Txog Khoom

Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

1. Womic Steel: Kev Muaj Peev Xwm Tsim Khoom & Lub Zog ntawm Lub Tuam Txhab

Womic Steel Group yog ib lub chaw tsim khoom thiab xa khoom thoob ntiaj teb nrog ntau tshaj 20 xyoo ntawm kev txawj ntse hauv kev tsim cov khoom siv carbon, alloy, thiab stainless hlau tubular. Peb lub chaw tsim khoom yeeb nkab SSAW zoo tshaj plaws muaj peev xwm tsim khoom ntau tshaj 15,000 tons hauv ib hlis rau cov yeeb nkab steel muaj zog heev, pabcuam rau cov chaw tsim kho vaj tse, choj, thiab cov haujlwm lag luam hnyav thoob ntiaj teb.

Qhov Loj Ntau Lawm rau SSAW Cov Yeeb Nkab Hlau Muaj Zog:Sab nraud txoj kab uas hla ntawm 219mm txog 3,000mm (8 nti txog 120 nti) rau cov txheej txheem SSAW. Phab ntsa tuab ntawm 5.0mm txog 25.4mm. Ib qho ntev ntawm 6m txog 18m tus qauv, nrog rau kev cai ntev txog 60m muaj rau choj thiab cov haujlwm tsim kho.

Cov Ntawv Pov Thawj Zoo & Kev Ua Raws Cai:

ISO 9001: 2015 Daim Ntawv Pov Thawj:Lub Txheej Txheem Tswj Xyuas Zoo rau kev tsim cov yeeb nkab muaj zog thiab cov txheej txheem tswj xyuas zoo, ua kom cov khoom zoo sib xws thiab kev txhim kho tas mus li thoob plaws txhua qhov kev ua haujlwm tsim khoom.

Daim Ntawv Tso Cai API 5L Monogram:Womic Steel tuav daim ntawv tso cai API 5L rau kev tsim cov yeeb nkab kab, qhia txog peb txoj kev cog lus rau cov qauv tsim khoom zoo.

Daim Ntawv Pov Thawj CE (PED 2014/68/EU):Kev kos cim CE muaj thaum thov kom pab txhawb kev tshem tawm kev lis kev cai thiab kev lees txais qhov project hauv European Economic Area (EEA).

EN 10204 3.2 Daim Ntawv Pov Thawj:Ntxiv rau daim ntawv pov thawj kuaj xyuas 2.2 thiab 3.1 Mill, peb muab cov khoom lag luam nrog Daim Ntawv Pov Thawj Tshuaj Xyuas 3.2, uas tau lees paub los ntawm cov koom haum thib peb uas tau tso cai los ntawm EU (TÜV, LR, BV, SGS).

Kev Pom Zoo Los Ntawm Kev Tshuaj Xyuas Sab Nraud (TPI):Peb cov khoom thiab cov txheej txheem tsim khoom tau txais kev pom zoo thiab kev tshuaj xyuas los ntawm cov koom haum thoob ntiaj teb loj xws li SGS, BV, ABS, LR, DNV, GL, thiab TÜV.

Cov Ntawv Pov Thawj Ntxiv Muaj:ISO 14001: 2015, ISO 45001: 2018

Kev lees paub thoob ntiaj teb:Womic Steel yog tus neeg muab khoom ntseeg siab rau cov neeg cog lus EPC thoob ntiaj teb, cov neeg tsim choj, thiab cov neeg tsim kho vaj tse, pabcuam ntau dua 80 lub tebchaws thoob plaws sab hnub tuaj Asia, Tebchaws Europe, Middle East, Africa, thiab Asmeskas.

2. ASTM A572 GR.50: Cov Khoom Siv Sib xyaw & Cov yam ntxwv ua tau zoo

ASTM A572 GR.50yog tus qauv txheem Asmeskas rau cov hlau ua los ntawm cov hlau columbium-vanadium uas muaj zog heev (HSLA). Lub npe "GR.50" qhia txog Qib 50, uas muaj zog tsawg kawg nkaus ntawm 345 MPa (50,000 psi) thiab lub zog tensile tsawg kawg nkaus ntawm 450 MPa (65,000 psi). Qib 50 yog qib siv ntau tshaj plaws hauv A572, muab kev sib npaug zoo ntawm lub zog siab, kev vuam tau, thiab kev ua tau zoo.

ASTM A572 GR.50 yog tsim tshwj xeeb rau cov ntawv thov kev tsim kho uas xav tau lub zog siab dua li cov hlau carbon ib txwm muaj. Piv rau A36 (lub zog tawm los 250 MPa), A572 GR.50 muab kwv yees li 38% lub zog tawm los siab dua, tso cai rau cov qauv sib dua, txo qhov loj me ntawm seem, thiab txo cov nqi tag nrho ntawm cov haujlwm. Cov khoom sib xyaw HSLA muab kev tiv thaiv corrosion zoo dua thiab zoo dua qhov kub qis dua piv rau cov hlau carbon yooj yim.

Cov Tshuaj Lom Zem (Kev Tshuaj Xyuas Ladle, % los ntawm pawg):

Khoom	ASTM A572 GR.50 (Max%)
C	0.23
Mn	1.35
P	0.040
S	0.050
Si	0.40
V	0.01-0.15
Nb	0.005-0.05

Lus Cim: Qhov ntxiv ntawm columbium (niobium) thiab vanadium muab kev ua kom zoo dua qub thiab kev ua kom muaj zog ntawm cov nag, ua tiav lub zog siab dua yam tsis muaj kev nce ntxiv ntawm cov pa roj carbon, yog li tswj tau qhov vuam zoo.

Cov Khoom Siv Kho Tshuab (Chav Kub):

Vaj tse	ASTM A572 GR.50
Lub Zog Tawm (min)	345 MPa (50,000 psi)
Lub zog Tensile (min)	450 MPa (65,000 psi)
Kev ntev (min)	18% (rau 50 hli gauge)
Kev Cuam Tshuam Toughness	Tsis tau teev tseg (xaiv tau)

Lus Cim: ASTM A572 GR.50 muaj kwv yees li 38% siab dua qhov muaj zog dua li A36 (250 MPa), uas tso cai rau kev txo qhov hnyav hauv cov ntawv thov kev tsim kho.

Kev sib piv ntawm ASTM A572 High-Strength Low-Alloy Qib:

Qib	Lub Zog Tawm (MPa)	Lub zog Tensile (MPa)	Daim Ntawv Thov Ib Txwm Muaj
GR.42	290	415	Cov ntawv thov kev tsim kho me me mus rau nruab nrab
GR.50	345	450	Cov choj, cov tsev, cov pej thuam xa xov
GR.60	415	520	Cov qauv hnyav, cov ntawv thov siab
GR.65	450	550	Kev lag luam hnyav, cov qauv tsim tawm hauv hiav txwv

Lus Cim: Rau cov ntawv thov kev tsim kho uas xav tau lub zog siab tshaj plaws, ASTM A572 GR.60 lossis GR.65 yuav tsum tau xav txog.

3. Kev Ua Raws Li Qhov Ntev thiab Cov Qauv

Womic Steel muab ASTM A572 GR.50 SSAW cov kav hlau muaj zog loj thoob plaws ntau qhov ntev, ua raws li ASTM A572 thiab cov qauv thoob ntiaj teb. Cov txheej txheem SSAW (Spiral Submerged Arc Welded) yog qhov zoo tagnrho rau cov ntawv thov loj.

Khoom	Cov Lus Qhia Tshwj Xeeb
Tus Qauv	ASTM A572 (GR.42, GR.50, GR.60, GR.65)
Cov Txheej Txheem Tsim Khoom	SSAW (Kauv Submerged Arc Welded) - 219mm-3,000mm OD
Sab Nraud Txoj Kab uas hla	219mm – 3,000mm (8" – 120")
Phab ntsa tuab ntau yam	5.0 hli - 25.4 hli
Qhov Ntev Ntau	Txheem: 6m, 12m, 18m / Kev cai: txog li 60m
Xaus tiav	Qhov Kawg Plain (PE) / Qhov Kawg Beveled (BE)
Qhov Chaw Tiav	Liab qab / Roj / Dub Txheej / Primed / Galvanized
Kev kam rau siab	OD: ±0.5% / WT: ±10% / Ntev: +50mm -0mm

4. Muaj Qhov Loj & Cov Lus Qhia Tshwj Xeeb - ASTM A572 GR.50 SSAW Steel Pipe

SSAW Cov Yeeb Nkab Hlau Muaj Zog (219mm - 3,000mm OD)

OD (hli)	Phab Ntsa Thickness (hli) Kev Xaiv	Qhov hnyav (kg/m2)	Tus Qauv Ntev
219 – 325	5.0, 6.0, 8.0, 10.0, 12.5	26.4 – 96.3	6m / 12m
325 – 426	5.0, 6.0, 8.0, 10.0, 12.5, 14.0	39.5 – 142.2	6m / 12m
426 – 530	6.0, 8.0, 10.0, 12.5, 14.0, 16.0	62.1 – 202.8	6m / 12m / 18m
530 – 630	6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0	77.5 – 271.6	6m / 12m / 18m
630 – 820	6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0	92.3 – 394.6	6m / 12m / 18m
820 – 1,020	8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0	160.2 – 541.5	6m / 12m / 18m
1,020 – 1,220	8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0	199.8 – 736.5	6m / 12m / 18m / 24m
1,220 – 1,420	10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0	298.4 – 859.8	6m / 12m / 18m / 24m
1,420 – 1,620	10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0	347.7 – 983.2	6m / 12m / 18m / 24m
1,620 – 2,000	12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0	476.1 – 1,217.4	6m / 12m / 18m
2,000 – 2,500	12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0	588.5 – 1,527.2	6m / 12m / 18m
2,500 – 3,000	12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0	736.5 – 1,841.7	6m / 12m / 18m

Lus Cim: Kev ntsuas qhov ntev sab nraud ntawm cov ntau yam no muaj thaum thov.

5. Cov Qauv Hlau Muaj Zog Siab Uas Womic Steel Tsim

Tus Qauv	Cov Qib Hlau	Daim Ntawv Thov Ib Txwm Muaj
ASTM Cov Qauv Muaj Zog Siab
ASTM A572	GR.42, GR.50, GR.60, GR.65	Cov hlau ua los ntawm cov hlau tsis muaj zog thiab muaj zog heev
ASTM A588	Gr.A, Gr.B, Gr.C	Cov hlau tiv taus huab cua, tiv taus kev xeb hauv huab cua
ASTM A913	Qib 50, Qib 60, Qib 65, Qib 70	Cov hlau muaj zog heev nrog kev txhim kho weldability
ASTM A992	GR.50	Cov kab teeb dav dav thiab cov duab qauv
ASTM Cov Qauv Qauv
ASTM A500	Gr.A, Gr.B, Gr.C	Cov kav dej ua los ntawm cov hlau txias
ASTM A252	Qib 1, Qib 2, Qib 3	Cov yeeb nkab hlau rau lub hauv paus tob
EN Cov Qauv Kev Tsim Kho
EN 10025	S355JR, S355J2, S420ML, S460ML	Cov hlau ua los ntawm cov hlau kub dov
EN 10219	S355JRH, S355J2H	Cov seem hollow uas tau vuam txias
Lwm Cov Qauv
CSA G40.21	44W, 50W, 50A	Canadian tus qauv hlau qauv
AS/NZS 3678	350L15, 400L15	Cov qauv hlau Australian

Kev Siv:Cov choj girders thiab trusses, cov thav duab thiab kem, cov pej thuam kis, cov qauv hauv hiav txwv, cov chaw lag luam, cov khoom siv hnyav, cov ntawv thov piling, chaw ntau pob thiab cov chaw ua yeeb yam, cov kev khiav crane, cov khoom siv hnyav.

6. Cov Txheej Txheem Tsim Khoom - SSAW (Spiral Submerged Arc Welded) Cov Yeeb Nkab Hlau Muaj Zog Siab

Cov Txheej Txheem Tsim Khoom SSAW rau Cov Yeeb Nkab Hlau Muaj Zog (219mm - 3,000mm OD):

Kev Tshuaj Xyuas Khoom Siv Raw (Coil):Cov hlau kub dov uas tuaj txog raug txheeb xyuas seb puas muaj cov tshuaj lom neeg sib xyaw, cov khoom siv kho tshuab, thiab qhov zoo ntawm qhov chaw raws li ASTM A572 GR.50 cov lus qhia. Txhua lub kauj hlau tau muab tus lej kub tshwj xeeb kom ntseeg tau tias cov khoom siv taug qab tau tag nrho thoob plaws hauv kev tsim khoom.

Kev Tshem Tawm & Kev Sib Tw:Cov kauj hlau raug thauj mus rau ntawm lub tshuab uncoiler thiab pub los ntawm lub tshuab leveling precision kom ua kom daim hlau tiaj tus, tshem tawm cov kauj teeb tsa thiab xyuas kom meej tias nws tiaj tus rau kev sib sau ua ke.

Kev Txiav Ntug thiab Kev Txiav:Ob sab ntug ntev ntawm cov hlau raug txiav thiab txiav kom raug qhov dav (±0.5 hli). Kev npaj ntug tsim kom muaj qhov chaw huv si, sib luag uas tsim nyog rau kev tsim cov kauv vuam zoo.

Kev Tsim Kauv:Cov kab uas tiaj tiaj lawm ces muab tso rau hauv lub tshuab ua kom lub kaum sab xis helix uas tswj tau. Cov kab no txuas ntxiv ua ib lub voj voog cylindrical, nrog rau cov npoo sib dhos rau kev vuam.

Kev Vuam Arc Sab Hauv (SAW):Cov hlau sab hauv uas muaj kauv sib txuas ua ke raug vuam ua ntej siv cov khoom siv vuam uas siv submerged arc nrog cov flux thiab wire sib xyaw ua ke. Rau cov hlau uas muaj zog heev, cov khoom siv vuam tshwj xeeb raug siv los phim cov yam ntxwv ntawm cov hlau.

Kev Vuam Arc Sab Nraud (SAW):Cov kab sib txuas sab nraud yog welded tam sim ntawd tom qab vuam sab hauv, siv cov khoom siv vuam submerged arc tsis siv neeg.

Txiav kom ntev:Cov yeeb nkab txuas ntxiv mus txuas ntxiv raug txiav rau qhov ntev tshwj xeeb siv cov tshuab txiav plasma lossis oxygen tsis siv neeg.

Kev Ntsuas Tsis Ua Rau Puas Tsuaj (NDT):

Kev Ntsuas Ultrasonic 100% (UT):Lub kaw lus UT tsis siv neeg tshuaj xyuas tag nrho cov hlua khi thiab lub cev yeeb nkab tag nrho rau kev laminations, inclusions, tsis muaj fusion, thiab lwm yam kev tsis sib txuas.

Kev Kuaj X-ray (RT):Kev tshuaj xyuas X-ray lossis gamma-ray ntawm qhov txuas (qhov chaw lossis tag nrho raws li tau teev tseg).

Kev Tshuaj Xyuas Cov Khoom Sib Nqus (MPI):Tshuaj xyuas cov ntiv taw vuam thiab thaj chaw raug cua sov kom paub txog cov kab nrib pleb thiab qhov tsis sib txuas.

Kev Ntsuas Hydrostatic (Xaiv Tau):Muaj raws li tus neeg siv khoom thov.

Xaus Kev Xaus:Cov xaus tiaj tiaj (square cut) lossis beveled ends (30 ° -35 ° bevel angle) raws li cov neeg siv khoom qhia.

Kev Tshuaj Xyuas Zaum Kawg & Kev Cim:Kev tshuaj xyuas qhov chaw puas tsuaj, kev txheeb xyuas qhov loj me (OD, WT, ntev, ncaj, puag ncig), thiab cim tas mus li raws li ASTM A572 (suav nrog qib, qhov loj me, tus lej cua sov, tus lej cim chaw tsim khoom).

Cov txiaj ntsig ntawm SSAW Txheej Txheem rau Cov Yeeb Nkab Hlau Muaj Zog:

1. Muaj peev xwm tsim cov kab uas loj heev (txog li 3,000mm +) los ntawm cov kauj dav dav

2. Cov txheej txheem tsim khoom tas mus li rau kev ua haujlwm siab

3. Siv tau zoo rau cov qauv loj

4. Kev ruaj khov zoo thiab puag ncig

5. Cov txheej txheem vuam tshwj xeeb rau cov khoom siv muaj zog siab

7. Kev Tswj Xyuas Zoo & Cov Txheej Txheem Xeem rau ASTM A572 GR.50 SSAW Steel Pipe

Theem	Txoj Kev Tshuaj Xyuas	Lub Hom Phiaj
Cov Khoom Siv Raw (Coil)	Kev Tshuaj Xyuas Tshuaj (OES Spectrometer)	Xyuas kom meej tias ua raws li ASTM A572 GR.50 cov kev txwv ntawm cov khoom sib xyaw
Cov Khoom Siv Raw (Coil)	Kev Ntsuas Tensile	Txheeb xyuas lub zog tawm los (yam tsawg kawg nkaus 345 MPa), lub zog tensile (yam tsawg kawg nkaus 450 MPa), elongation (yam tsawg kawg nkaus 18%)
Cov Khoom Siv Raw (Coil)	Kev Ntsuas Ultrasonic	Tshawb nrhiav cov laminations sab hauv thiab cov qhov tsis zoo
Nyob rau hauv-Txheej Txheem	Kev Tshuaj Xyuas Qhov Loj (Micrometers)	Saib xyuas OD, WT thaum lub sijhawm ua cov kauv
Nyob rau hauv-Txheej Txheem	Kev Tshuaj Xyuas Kev Npaj Ntug	Xyuas kom meej qhov xwm txheej ntawm ntug thiab kev sib phim
Thaj Chaw Weld	Kev Ntsuas Ultrasonic (UT) - Hauv Online	Tshawb nrhiav qhov tsis sib txuas ntawm weld, tsis muaj fusion
Thaj Chaw Weld	Kev Kuaj Mob X-ray (RT)	Xyuas kom meej tias qhov vuam nkag mus, porosity, thiab slag suav nrog
Thaj Chaw Weld	Kev Tshuaj Xyuas Cov Khoom Sib Nqus (MPI)	Kev kuaj pom qhov tawg ntawm qhov chaw (weld thiab HAZ)
Cov Yeeb Nkab Tiav Lawm	Kev Tshuaj Xyuas Qhov Ntev	Xyuas kom tseeb tias OD, WT, ntev, ncaj, puag ncig
Cov Yeeb Nkab Tiav Lawm	Kev Ntsuas Hydrostatic (Xaiv Tau)	Xyuas kom meej tias lub siab ruaj khov
Cov Yeeb Nkab Tiav Lawm	Kev Ntsuas Khoov Uas Tau Qhia	Xyuas kom meej tias qhov vuam ductility thiab soundability
Cov Yeeb Nkab Tiav Lawm	Kev Ntsuas Kom Sib Nqus	Xyuas kom meej tias lub cev ntawm lub yeeb nkab muaj zog thiab ductility
Cov Yeeb Nkab Tiav Lawm	Kev Ntsuas Qhov Cuam Tshuam Charpy V-Notch (Xaiv Tau)	Txheeb xyuas qhov kub qis rau cov choj thiab cov ntawv thov hauv hiav txwv
Cov Yeeb Nkab Tiav Lawm	Kev Tshuaj Xyuas Pom thiab Nto	Tshawb xyuas seb puas muaj qhov tsis zoo ntawm qhov chaw, laminations, thiab tawg
Cov Yeeb Nkab Tiav Lawm	Kev Txheeb Xyuas Kev Cim	Xyuas kom meej tias muaj cim tas mus li raws li ASTM A572

Kev Xeem Xaiv Tau Rau Cov Kev Siv Tseem Ceeb:

1. CTOD (Qhov Qhib Qhov Tawg) Kev Ntsuas rau qhov tawg tawv

2. Kev Ntsuas Qhov Cuam Tshuam Kub Qis ntawm -20 ° C, -40 ° C, lossis -60 ° C

3. Kev Ntsuas Qhov Nyuaj (HV10 lossis HRC)

4. Kev sim Weldability rau kev txheeb xyuas kev koom ua ke hauv thaj teb

Cov Ntaub Ntawv Zoo:

1. Daim Ntawv Pov Thawj Xeem Zeb raws li EN 10204 Hom 2.2, 3.1, lossis 3.2

2. Daim Ntawv Qhia Txog Kev Ntsuas Ultrasonic (weld thiab lub cev)

3. Daim Ntawv Qhia Txog Kev Ntsuas Hluav Taws Xob (yog tias teev tseg)

4. Daim Ntawv Qhia Txog Kev Tshuaj Xyuas Qhov Ntev

5. Kev taug qab los ntawm tus lej cua sov mus rau cov yeeb nkab tiav

8. Cov Ntawv Thov Tseem Ceeb - ASTM A572 GR.50 SSAW Steel Pipe

ASTM A572 GR.50 SSAW cov kav hlau muaj zog yog cov khoom tseem ceeb hauv kev tsim kho choj, cov qauv tsev, thiab cov haujlwm lag luam hnyav:

Kev Tsim Kho Choj:Cov choj girders, trusses, arches, thiab cov qauv txhawb nqa rau txoj kev loj thiab txoj kev tsheb ciav hlau. Lub zog siab ntawm GR.50 tso cai rau kev ncua ntev dua thiab cov qauv sib dua.

Cov Ncej Tsev:Cov kem, cov ntoo khaub lig, cov tswv cuab bracing, thiab trusses rau cov tsev siab, cov tsev lag luam, thiab cov chaw ua haujlwm.

Cov Yees Sib Kis:Cov qauv txhawb nqa rau cov pej thuam xa hluav taws xob, cov pej thuam sib txuas lus, thiab cov pej thuam cua tshuab.

Cov Qauv Hauv Dej Hiav Txwv:Cov khoom siv rau cov platforms hauv hiav txwv, cov qauv tsho, thiab cov hauv paus marine uas xav tau cov hlau muaj zog heev.

Cov Chaw Lag Luam Hnyav:Cov kev txhawb nqa rau cov chaw tsim khoom, cov chaw tsim hluav taws xob, cov chaw ua kom huv, thiab cov chaw ua khoom siv uas tuav cov khoom hnyav.

Cov Kev Khiav ntawm Crane:Cov qauv txhawb nqa rau cov cranes hnyav thiab gantry cranes hauv cov chaw ua haujlwm.

Chaw Ua Si thiab Chaw Ua Yeeb Yam:Cov khoom siv loj rau cov ru tsev chaw ua si, cov chaw ua yeeb yam, thiab cov chaw sib tham.

Kev Txhawb Nqa Khoom Siv Hnyav:Cov kev txhawb nqa rau cov tshuab hnyav, cov platform khoom siv, thiab cov racks kev lag luam.

Cov Ntawv Thov Piling:Cov ncej txhawb nqa rau cov hauv paus choj, cov hauv paus tsev, thiab cov chaw ua haujlwm uas xav tau cov ncej txhawb nqa muaj zog heev.

9. Ntim & Xa Khoom - ASTM A572 GR.50 SSAW Hlau Yeeb Nkab

ASTM A572 GR.50 SSAW cov kav hlau muaj zog siab tau ntim thiab xa nrog kev saib xyuas zoo tshaj plaws kom ntseeg tau tias lawv tiv thaiv thaum lub sijhawm thauj mus los.

Ntim:

Kev Tiv Thaiv Txheej:Ua ntej ntim khoom, cov kav dej yuav raug pleev xim nrog roj tiv thaiv xeb, tshuaj pleev xim, lossis cia li tsis muaj dab tsi raws li qhov xav tau. Rau kev siv choj thiab kev siv hauv dej hiav txwv, kev tiv thaiv ntxiv yog qhov pom zoo.

Kev Muab Pob (Cov Txoj Kab Me):Rau cov kav dej me dua (feem ntau qis dua 610mm / 24 "), cov kav dej raug muab sib dhos ua ke ua cov pob hexagonal lossis cov pob rectangular uas khi nrog cov hlua hlau (feem ntau yog 3-5 txoj hlua rau ib pob nrog cov ces kaum tiv thaiv).

Kev Sib Sau Ua Ib Leeg (Cov Txoj Kab Uas Loj):Rau cov kav dej loj dua (saum 610mm / 24"), cov kav dej raug tuav thiab xa ib leeg nrog cov ntoo dunnage lossis cov roj hmab padding ntawm cov khaubncaws sab nraud povtseg.

Cov hau kawg:Cov hau yas lossis hlau tiv thaiv cov qhov kawg beveled thiab cov qhov kawg tiaj tus los ntawm kev puas tsuaj, cov khib nyiab ingress, thiab noo noo.

Padding thiab Cushioning:Rau cov xaj xa tawm zoo tshaj plaws, cov ntaub ntawv padding xws li cov nplhaib ua npuas ncauj, cov roj hmab strips, lossis cov ntoo dunnage yog siv ntawm cov txheej yeeb nkab.

Kev Xa Khoom:

Hom Kev Thauj Mus Los:Cov kav dej raug xa mus los ntawm cov thawv ntim khoom (20ft lossis 40ft thawv rau cov kab uas me me), cov tsheb thauj khoom loj (cov khoom tawg rau cov kab uas loj thiab cov ntim loj), lossis kev thauj khoom los ntawm tsheb ciav hlau.

Kev Ntim Khoom (Cov Txoj Kab Uas Me):Rau cov kav dej me dua (feem ntau qis dua 508mm / 20 "), cov kav dej raug thauj mus rau hauv cov thawv thauj khoom txheem 20ft lossis 40ft.

Kev Thauj Khoom Loj (Cov Txoj Kab uas hla loj & Cov Ntim Loj):Rau cov xaj loj (feem ntau > 500 tons) lossis cov kav dej loj (saum toj no 508mm / 20 "), cov kav dej raug thauj ncaj qha rau hauv cov neeg thauj khoom loj lossis cov nkoj uas muaj iav.

Cov Thawv Tiaj Tiaj Los Yog Cov Thawv Qhib Sab Saum Toj:Rau cov kav dej uas loj tshaj qhov loj ntawm cov thawv txheem (ntev > 12m lossis txoj kab uas hla > 2.3m), cov thawv khib tiaj tiaj lossis cov thawv qhib sab saum toj yuav siv tau.

Kev Sau Npe thiab Cov Ntaub Ntawv:Txhua lub pob lossis txhua lub yeeb nkab muaj cov ntaub ntawv tseem ceeb xws li qib khoom siv, tus qauv, qhov loj me, tus lej cua sov, tus lej pob/yeeb nkab, thiab cov lus qhia txog kev tuav.

Kev Ua Raws Cai ntawm Kev Lis Kev Cai:Tag nrho cov ntaub ntawv pov thawj kev lis kev cai tsim nyog - daim ntawv them nqi lag luam, daim ntawv teev cov khoom ntim khoom, daim ntawv xa khoom, Daim Ntawv Pov Thawj Keeb Kwm, Daim Ntawv Pov Thawj Xeem Hoobkas - tau npaj tiav lawm.

Kev Ruaj Ntseg Ruaj Ntseg:Cov pob khoom thiab cov kav dej ib leeg raug khi kom ruaj khov siv cov hlau khi (nrog cov tiv thaiv ces kaum), cov hnab nqa khoom, cov ntoo khi, lossis cov saw hlau kom tiv thaiv kev txav mus los thaum thauj mus los.

Kev Tshawb Xyuas thiab Kev Saib Xyuas:Cov txheej txheem taug qab kev xa khoom siab heev muab cov kev hloov kho qhov chaw tiag tiag.

Kev Pov Hwm:Kev pov hwm thauj khoom hauv dej hiav txwv (Txhua qhov kev pheej hmoo lossis nrog kev them nqi nruab nrab) yuav raug npaj.

Hauv kev xaus lus, Womic Steel ua kom ntseeg tau tias txhua ASTM A572 GR.50 SSAW cov kav hlau muaj zog siab tau ntim nrog cov kev ntsuas tiv thaiv kev lag luam thiab xa khoom siv cov txheej txheem thauj mus los txhim khu kev qha.

10. Cov txiaj ntsig ntawm Womic Steel & FAQ - ASTM A572 GR.50 SSAW Steel Pipe

Vim li cas thiaj koom tes nrog Womic Steel rau ASTM A572 GR.50 SSAW Steel Pipe?

Tag Nrho Cov Qhov Loj:Cov txheej txheem SSAW npog 219mm txog 3,000mm OD, phab ntsa tuab txog li 25.4mm, ntev txog li 60m rau choj thiab cov haujlwm tsim kho.

Kev Ua Kom Pom Kev Muaj Zog Siab:Muaj kev paub tshwj xeeb hauv kev siv cov yeeb nkab hlau uas muaj zog heev rau cov choj, cov tsev, thiab cov chaw ua haujlwm hnyav.

Kev Paub Txog HSLA:Kev nkag siab tob txog ASTM A572 GR.50 cov khoom siv, kev xav tau vuam, thiab kev txiav txim siab txog kev tsim khoom rau cov hlau muaj zog siab.

Cov Kev Pabcuam Ntxiv:Kev txiav qhov kawg, kev txiav qhov kawg tiaj tus, txheej tiv thaiv (primer, galvanizing, FBE, 3LPE), thiab kev qhwv tiv thaiv xeb.

Muaj peev xwm ntev:Txog li 60m ib qho ntev rau cov choj girders thiab cov qauv siv ntev, txo cov kev xav tau splicing teb.

Kev Sib Tw Logistics:Kev koom tes ua lag luam nrog cov neeg xa khoom thoob ntiaj teb thiab cov kws tshwj xeeb hauv kev thauj khoom ua kom muaj kev thauj khoom zoo tshaj plaws thiab kev xa khoom thoob ntiaj teb uas pheej yig.

Cov Ntaub Ntawv Qhia Txog:Daim Ntawv Pov Thawj Xeem Tag Nrho (EN 10204 Hom 2.2, 3.1, lossis 3.2), cov ntawv qhia NDT, cov ntawv qhia qhov ntev, thiab cov ntaub ntawv taug qab tau muab rau txhua qhov kev xa khoom.

Xaiv Womic Steel Group ua koj tus khub txhim khu kev qha rau cov kav hlau ASTM A572 GR.50 SSAW uas muaj zog heev rau choj, tsev, thiab cov haujlwm lag luam hnyav thoob ntiaj teb. Txais tos nug!

Lub Vas Sab: www.womicsteel.com

Email: sales@womicsteel.com

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Cov Lus Nug Feem Ntau (FAQ) - ASTM A572 GR.50 SSAW Steel Pipe

Q: Qhov txawv ntawm ASTM A572 GR.50 thiab A36 hlau yog dab tsi?

A: ASTM A572 GR.50 muaj qhov tsawg kawg nkaus ntawm 345 MPa (50,000 psi), thaum A36 muaj 250 MPa (36,000 psi). GR.50 muab kwv yees li 38% siab dua ntawm lub zog, uas tso cai rau cov qauv sib dua thiab txo qhov loj me ntawm seem. GR.50 kuj tau txhim kho qhov tsis kam ntawm huab cua vim nws cov khoom sib xyaw HSLA.

Q: ASTM A572 GR.50 puas siv tau welded siv cov txheej txheem txheem?

A: Yog, ASTM A572 GR.50 muaj kev vuam zoo heev. Txawm li cas los xij, vim nws muaj zog dua thiab cov ntsiab lus alloy (columbium thiab vanadium), cov txheej txheem vuam hydrogen qis raug pom zoo. Kev ua kom sov ua ntej yuav tsum tau ua rau cov seem tuab dua. Womic Steel tuaj yeem muab cov lus qhia txog txheej txheem vuam thaum thov.

Q: Qhov txawv ntawm ASTM A572 GR.50 thiab ASTM A992 yog dab tsi?

A: ASTM A572 GR.50 yog cov lus qhia dav dav rau HSLA steel phaj, cov duab, thiab cov tuav. ASTM A992 yog tshwj xeeb rau cov kab dav dav thiab cov duab qauv rau kev tsim kho vaj tse. Ob leeg muaj lub zog zoo sib xws (345-450 MPa), tab sis A992 muaj kev tswj hwm nruj dua ntawm cov khoom siv rau kev siv av qeeg.

Q: Qhov ntev tshaj plaws rau ASTM A572 GR.50 SSAW steel yeeb nkab yog dab tsi?

A: Qhov ntev txheem yog 6m, 12m, thiab 18m. Qhov ntev tshwj xeeb txog li 60m muaj nyob ntawm seb lub cheeb thiab phab ntsa tuab npaum li cas. Qhov ntev ntev tshaj plaws yog qhov zoo tagnrho rau cov choj girders thiab cov ntawv thov ntev.

Q: Muaj cov kev xaiv tiav nto twg rau cov ntawv thov choj?

A: Rau cov ntawv thov choj, peb muab cov txheej txheem primer, kub dip galvanizing, lossis cov txheej txheem tiv thaiv xeb tshwj xeeb (FBE, 3LPE, lossis epoxy coatings). Weathering steel (ASTM A588) kuj muaj rau cov ntawv thov choj uas xav tau kev tiv thaiv xeb hauv huab cua yam tsis tas pleev xim.

Q: Koj puas muab tau ASTM A572 GR.50 yeeb nkab nrog kev tshuaj xyuas thib peb?

A: Yog. Peb pab txhawb kev tshuaj xyuas los ntawm SGS, BV, TÜV, DNV, ABS, LR, lossis lwm tus neeg sawv cev uas cov neeg siv khoom xaiv tsa thaum lub sijhawm tsim khoom thiab ua ntej xa khoom. 3.2 Daim ntawv pov thawj tshuaj xyuas raug muab tas li thaum thov.

Q: Muaj cov ntaub ntawv dab tsi muab nrog txhua qhov kev xa khoom?

A: Daim Ntawv Pov Thawj Xeem Zeb (EN 10204 Hom 3.1), Daim Ntawv Qhia Txog Kev Tshuaj Xyuas Qhov Loj, Daim Ntawv Qhia UT, Daim Ntawv Qhia RT (yog tias teev tseg), Cov Ntaub Ntawv Teev Npe, Daim Ntawv Teev Khoom, Daim Ntawv Qhia Txog Kev Lag Luam, thiab Daim Ntawv Pov Thawj Keeb Kwm.

Yav dhau los: ASTM A500 GR.B SSAW Cov Yeeb Nkab Qauv: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom]{.mark}

Tom ntej no: EN 10025 S355JR SSAW Cov Yeeb Nkab Qauv: Kev Muaj Peev Xwm Tsim Khoom & Cov Lus Qhia Txog Khoom] {.mark}