Seamless steel tubes for coal mining- GB/T 17396-2009

Cov kav hlau tsis muaj qhov sib txuas rau kev khawb av thee - GB / T 17396-2009

Cov kav hlau tsis muaj qhov sib txuas rau kev khawb thee - GB / T 17396-2009 Duab Tshwj Xeeb

Kev Piav Qhia Luv:

Cov yeeb nkab hlau tsis muaj seamless rau cov thee tsuas yog siv los tsim cov yeeb nkab tsis muaj seamless rau

hydraulic prop hauv thee mine.

Kev Them Nyiaj:30% tso nyiaj, 70% L/C lossis B/L daim qauv lossis 100% L/C thaum pom

Min.Order Quantity:25 T

Kev Muaj Peev Xwm Muab Khoom:Txhua xyoo 20000 Tons Cov Khoom Muag ntawm Cov Yeeb Nkab Hlau

Lub Sijhawm Ua Ntej:7-14 hnub yog tias muaj Tshuag, 30-45 hnub los tsim khoom

Ntim:Dub Vanishing, bevel thiab cap rau txhua lub yeeb nkab; OD hauv qab 219mm yuav tsum tau ntim rau hauv pob khoom, thiab txhua pob khoom tsis pub tshaj 2 tons.

Xa email rau peb Rub tawm ua PDF

Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Txheej txheem cej luam

Tus Qauv:GB/T 17396-2009	Kev Kho Mob Kub: Tempering
Pawg Qib: 20, 35, 45, thiab lwm yam	Sab Nraud Txoj Kab uas hla (Puag ncig): 10 - 1000 Hli
Tshooj Puab: Puag ncig	Daim Ntawv Thov: seamless yeeb nkab rau hydraulic prop
Qhov chaw ntawm keeb kwm: Tuam Tshoj	Kev Kho Mob Nto: Raws li Tus Neeg Siv Khoom Yuav Tsum Tau Ua
Tuab: 1 - 100 Hli	Txheej Txheem: Kub Dov
Ntev: Ntev Ntev Los Yog Ntev Random	Cov Yeeb Nkab Tshwj Xeeb: Cov Yeeb Nkab Phab Ntsa Tuab
Daim Ntawv Pov Thawj: ISO9001: 2008	Siv: seamless yeeb nkab rau hydraulic prop
Cov Hlau Los Yog Tsis Yog: Cov Hlau	Kev Ntsuas: NDT

Daim Ntawv Thov

Cov yeeb nkab hlau tsis muaj seamless rau cov thee tsuas yog siv los tsim cov yeeb nkab seamless rau hydraulic prop hauv cov thee.

Qib Tseem Ceeb

Qib ntawm cov hlau carbon zoo: 20 #,35#

Cheebtsam Tshuaj

	C	Si	Mn	Nb	RE	Cr	Ni	Cu	Mo	P	S
20	0.17-0.23	0.17-0.37	0.35-0.65	Ib	Ib	<0. 25	<0. 25	<0. 20	Ib	<0. 035	<0. 035
35	0.32-0.39	0.17—0. 37	0.50 ib 0.8	Ib	Ib	<0. 25	<0. 25	<0. 20	Ib	<0. 035	<0. 035
45	0.42-0.50	0.17 ib 0. 37	0.50 ib 0.8	Ib	Ib	<0. 25	WO. 25	WO. 20	Ib	<0. 035	<0. 035
27SiMn	0.24-0.32	1.10 Ib 1.4	1.10 Ib 1.4	Ib	Ib	W0. 30	<0.30	<0. 20	<0.15	<0. 035	<0. 035
30MnNbREa	0.27-0.36	0.20 ib 0. 60	1.20 Ib. 60	0.020 ib. 050 ua	0.02 ib. 04 ib	<0.30	<0.30	<0. 20	<0.15	<0. 035	<0. 035
a Cov ntsiab lus ntawm re yog xam raws li 0.02% ~ 0.04% ntxiv rau cov hlau molten.

Khoom Siv Kho Tshuab

Khoom Siv Kho Tshuab
Qib	Lub zog tensile	Cov qoob loo			Elong tom qab tawg	Kev txo qis ntawm thaj chaw	Lub zog nqus dej ntawm lub zog nqus dej (KV2) / J
	Rm/MPa	MPa			A/%	Z/%
		Cov yeeb nkab hlau phab ntsa tuab / hli
		<16	>16 〜30	>30
	tsis tsawg dua
20	410	245	235	225	20	—
35	510	305	295	285	17	—	—
45	590	335	325	315	14	—	—
27SiMn	980	835			12	40	39
30MnNbRE	850	720			13	45	48

Kev Xav Tau Xeem

Ntxiv rau qhov ua kom ntseeg tau tias muaj cov tshuaj lom neeg thiab cov khoom siv kho tshuab, cov yeeb nkab hlau ncaj qha dov nrog ingot yuav tsum raug kuaj xyuas lub zog qis.