Cov Yeeb Nkab Hlau Sib Dhos Rau Cov Kav Dej Hauv Av

Kev Piav Qhia Luv:

Taw qhia pebcov yeeb nkab sib txuas rau cov kav dej hauv av. Lub hauv paus ntawm qhov kev tsim kho tshiab no yog cov kav dej sib txuas, vuam los ntawm kev siv cov thev naus laus zis vuam yeeb nkab hlau zoo tshaj plaws hauv khw.

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Lubcov kav dej hauv avyog ib lub yeeb nkab hlau uas muaj kauv ua los ntawm kev vuam ob sab uas siv lub tshuab vuam. Lub yeeb nkab no yog ua los ntawm cov hlau nplaum thiab raug nias kom kub tas li kom nws ruaj khov thiab siv tau ntev.

Cov Khoom Siv Lub Cev Thiab Tshuaj Lom Zem Tseem Ceeb ntawm Cov Kav Hlau (GB/T3091-2008, GB/T9711-2011 thiab API Spec 5L)
Tus Qauv	Qib Hlau	Cov Tshuaj Cheebtsam (%)						Cov Khoom Siv Tensile						Charpy (V notch) Kev Ntsuas Qhov Cuam Tshuam
		c	Mn	p	s	Si	Lwm yam	Lub zog tawm los (Mpa)		Lub zog tensile (Mpa)		（L0=5.65 √ S0）min Qhov Ncab Ncab (%)
		siab tshaj plaws	siab tshaj plaws	siab tshaj plaws	siab tshaj plaws	siab tshaj plaws	Lwm yam	feeb	siab tshaj plaws	feeb	siab tshaj plaws	D ≤ 168.33 hli	D > 168.3 hli
GB/T3091 -2008	Q215A	≤ 0.15	0.25 ＜ 1.20	0.045	0.050	0.35	Ntxiv Nb\V\Ti raws li GB/T1591-94	215		335		15	> 31
	Q215B	≤ 0.15	0.25-0.55	0.045	0.045	0.035		215		335		15	> 31
	Q235A	≤ 0.22	0.30 ＜ 0.65	0.045	0.050	0.035		235		375		15	>26
	Q235B	≤ 0.20	0.30 ≤ 1.80	0.045	0.045	0.035		235		375		15	>26
	Q295A	0.16	0.80-1.50	0.045	0.045	0.55		295		390		13	>23
	Q295B	0.16	0.80-1.50	0.045	0.040	0.55		295		390		13	>23
	Q345A	0.20	1.00-1.60	0.045	0.045	0.55		345		510		13	>21
	Q345B	0.20	1.00-1.60	0.045	0.040	0.55		345		510		13	>21
GB/T9711-2011 (PSL1)	L175	0.21	0.60	0.030	0.030		Xaiv tau ntxiv ib qho ntawm Nb\V\Ti cov ntsiab lus lossis ib qho kev sib xyaw ua ke ntawm lawv	175		310		27		Ib lossis ob qho ntawm cov ntsuas kev tawv ntawm lub zog cuam tshuam thiab thaj chaw txiav yuav raug xaiv. Rau L555, saib tus qauv.
	L210	0.22	0.90	0.030	0.030			210		335		25
	L245	0.26	1.20	0.030	0.030			245		415		21
	L290	0.26	1.30	0.030	0.030			290		415		21
	L320	0.26	1.40	0.030	0.030			320		435		20
	L360	0.26	1.40	0.030	0.030			360		460		19
	L390	0.26	1.40	0.030	0.030			390		390		18
	L415	0.26	1.40	0.030	0.030			415		520		17
	L450	0.26	1.45	0.030	0.030			450		535		17
	L485	0.26	1.65	0.030	0.030			485		570		16
API 5L (PSL 1)	A25	0.21	0.60	0.030	0.030		Rau qib B hlau, Nb + V ≤ 0.03%; rau hlau ≥ qib B, xaiv tau ntxiv Nb lossis V lossis lawv cov kev sib xyaw ua ke, thiab Nb + V + Ti ≤ 0.15%	172		310		(L0 = 50.8 hli) yuav tsum tau xam raws li cov qauv hauv qab no: e = 1944 · A0 .2 / U0 .0 A: Thaj chaw ntawm cov qauv hauv mm2 U: Lub zog tensile tsawg kawg nkaus teev nyob rau hauv Mpa		Tsis muaj ib qho lossis ib qho lossis ob qho tib si ntawm lub zog cuam tshuam thiab thaj chaw shearing yog qhov yuav tsum tau ua raws li qhov ntsuas kev tawv.
	A	0.22	0.90	0.030	0.030			207		331
	B	0.26	1.20	0.030	0.030			241		414
	X42	0.26	1.30	0.030	0.030			290		414
	X46	0.26	1.40	0.030	0.030			317		434
	X52	0.26	1.40	0.030	0.030			359		455
	X56	0.26	1.40	0.030	0.030			386		490
	X60	0.26	1.40	0.030	0.030			414		517
	X65	0.26	1.45	0.030	0.030			448		531
	X70	0.26	1.65	0.030	0.030			483		565

Cov yeeb nkab txoj kev sib koom ua ke ua kom nws muaj zog heev thiab tiv taus qhov siab, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov tshuab dej hauv av.

Ntxiv rau qhov muaj zog thiab ruaj khov, cov kav dej hauv av tau tsim los kom yooj yim rau kev teeb tsa. Kev tsim cov kab sib txuas yog qhov hloov pauv tau thiab hloov pauv tau, ua rau yooj yim rau kev txav mus los thiab tso rau hauv thaj chaw nyuaj tshaj plaws. Qhov no txhais tau tias koj tuaj yeem tso cov kav dej sai thiab zoo, txuag lub sijhawm thiab cov nqi zog ua haujlwm.

Tsis tas li ntawd xwb, kev siv cov khoom siv zoo thiab cov thev naus laus zis vuam siab heev ua kom cov kav dej hauv av tiv taus kev xeb thiab xeb. Qhov no txhais tau tias nws yuav tswj tau nws qhov kev ua haujlwm zoo thiab kev ua haujlwm tau ntau xyoo, txawm tias nyob hauv av hnyav.

Peb cov kav dej hauv av muaj ntau qhov loj me kom tau raws li qhov xav tau ntawm koj qhov project. Txawm koj tab tom tsim cov dej siv hauv tsev me me lossis cov khoom siv hauv kev lag luam loj, peb muaj cov kav dej zoo meej rau koj. Peb pab neeg kws tshaj lij kuj tseem tuaj yeem muab cov lus qhia thiab kev txhawb nqa tshwj xeeb los pab koj xaiv cov kav dej uas haum rau koj cov kev xav tau.

Thaum nws los txog rau cov txheej txheem dej hauv av, koj xav tau cov yeeb nkab uas koj ntseeg siab tau. Nrog kev tsim kho qhov sib koom ua ke zoo heev, cov ntaub ntawv zoo thiab kev vuam zoo, peb cov yeeb nkab dej hauv av zoo tagnrho rau txhua lub network dej. Ruaj khov, txhim khu kev qha thiab yooj yim rau kev teeb tsa, cov yeeb nkab no yuav sawv ntawm qhov kev sim ntawm lub sijhawm, muab rau koj kev thaj yeeb nyab xeeb thiab kev ua tau zoo tshaj plaws.

Tag nrho hauv txhua yam, cov kav dej sib txuas yog qhov kev xaiv zoo heev rau txhua tus neeg uas xav tau cov dej zoo, txhim khu kev qha, thiab ruaj khov. Nrog nws cov qauv sib txuas ua ke thiab kev tshaj lijvuam yeeb nkab hlau, cov yeeb nkab muaj lub zog, kev ywj pheej thiab kev tiv thaiv xeb tsis muaj qhov sib piv. Tsis txhob cuam tshuam rau qhov zoo ntawm koj lub tshuab dej hauv av - xaiv cov yeeb nkab dej hauv av ua qhov kev daws teeb meem uas koj ntseeg siab tau.

Yav dhau los: Cov Kav Dej SSAW Loj Rau Cov Kav Dej Roj

Tom ntej no: Cov kav dej sib txuas rau cov kav dej hauv av

Sau koj cov lus ntawm no thiab xa tuaj rau peb