Steel Tube bakeng sa Likarolo tsa Koloi / SCM420H SCM440H SCM435 likoloi tsa tšepe li-tubes Setšoantšo se bontšitsoeng

Tube ea tšepe bakeng sa likarolo tsa koloi / SCM420H SCM440H SCM435 likoloi tsa tšepe

Tloaelo:

JIS G3445 Li-tubes tsa tšepe tse se nang seamless

JIS G4053

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likaroloana

Boemo ba Lintho:

STKM 11A 12A 12B 12C 13A 13B 13C 14A 14B 14C 15A 15C joalo-joalo.

Kalafo ea Bokaholimo:

1. Barehile

2. Black Painted (seaparo sa varnish)

3.Sekolone

4.A tlotsoe ka oli

5.Ho ea ka bareki.

Li-tubes tsa tšepe tsa JIS G3445 Precision li sebelisoa haholo-holo likarolong tsa likoloi le tsa mochini o nepahetseng bakeng sa likoloi le li-cylinder.tšebeliso ea khatello, hape le bakeng sa ho tsamaisa lithapo tsa mouoane, metsi, lipeipi tsa khase.

Sebopeho sa lik'hemik'hale

Kereiti		Khethollo	Yuniti (%)
			C	Si	Mn	P	S	Nb kapa V
Sehlopha sa 11	A	STKM 11A	0.12 max.	0.35 boholo.	0.60 boholo.	0.040 boholo.	0.040 boholo.	-
Sehlopha sa 12	A	STKM 12A	0.20 max.	0.35 boholo.	0.6 boholo.	0.04 boholo.	0.04 boholo.
	B	STKM 12B
	C	STKM 12C
Sehlopha sa 13	A	STKM 13A	0.25 max.	0.35 boholo.	0.30~0,90	0.040 boholo.	0.040 boholo.	-
	B	STKM 13B
	C	STKM 13C
Sehlopha sa 14	A	STKM 14A	0.30 max.	0.35 boholo.	0.30 ~ 1.00	0.040 boholo.	0.040 boholo.	-
	B	STKM 14B
	C	STKM 14C
Sehlopha sa 15	A	STKM 15A	0.25~0,35	0.35 boholo.	0.30 ~ 1.00	0.040 boholo.	0.040 boholo.	-
	C	STKM 15C
Sehlopha sa 16	A	STKM 16A	0.35~0,45	0.40 boholo.	0.40 ~ 1.00	0.040 boholo.	0.040 boholo.	-
	C	STKM 16C
Sehlopha sa 17	A	STKM 17A	0.45~0,55	0.40 boholo.	0.40 ~ 1.00	0.040 boholo.	0.040 boholo.	-
	C	STKM 17C
Sehlopha sa 18	A	STKM 18A	0.18 max.	0.55 boholo.	1.50 max.	0.040 boholo.	0.040 boholo.	-
	B	STKM 18B
	C	STKM 18C
Sehlopha sa 19	A	STKM 19A	0.25 max.	0.55 boholo.	1.50 max.	0.040 boholo.	0.040 boholo.	-
	C	STKM 19C
Sehlopha sa 20	A	STKM 20A	0.25 max.	0.55 boholo.	1.60 max.	0.040 boholo.	0.040 boholo.	0.15 max

Thepa ea mechine

Kereiti ea tšepe		Yield Strength (Mpa)	Tensile Strength (Mpa)	Elongation (%)
Lebitso	Che.	ReH (mets)	Rm(mets)	A(mets)
STKM 11A		_	290	35
STKM 12A		175	340	35
STKM 12B		275	390	25
STKM 12C		355	4700	20
STKM13A		215	370	30
STKM 11B		305	440	20
STKM11C		380	510	15

Mamello

KHOLO	Mamello e lumelletsoeng		Mamello e Khethehileng
KHOLO	OD	WT	OD	WT
4-20 limilimithara	± 0.25 limilimithara	<3 limilimithara± 0.3mm; ≥3mm ±10%	± 0.05 limilimithara	± 0.05 limilimithara
20-30 limilimithara	± 0.25 limilimithara		± 0.08mm	± 0.08mm
31mm-40mm	± 0.25 limilimithara		± 0.10mm	± 0.08mm
41-49 limilimithara	± 0.25 limilimithara		± 0.15 limilimithara	± 0.15 limilimithara
50mm-80mm	±0.5%		± 0.20 limilimithara	± 0.20 limilimithara
81mm-120mm	±0.5%		± 0.30 limilimithara	± 0.30 limilimithara

Boemo ba thomello

Khethollo	Letšoao	Tlhaloso
Ho bata ho felile (ka thata)	BK(+C)	Li-tubes ha li kenelle kalafo ea mocheso ka mor'a hore ho be le serame sa ho qetela, 'me ka hona, li na le khanyetso e phahameng ea ho hanyetsa deformation
Ho bata ho felile (Bonolo)	BKW	Phekolo ea ho qetela ea mocheso e lateloa ke setšoantšo se batang se kenyelletsang deformation e fokolang.Ts'ebetso e nepahetseng e tsoelang pele e lumella tekanyo e itseng ea ho etsa serame (mohlala, ho khumama, ho holisa)
Ho bata ho felile (Bonolo)	(+LC)
Mohatsela o felile le khatello ea maikutlo	BKS(+SR)	Phekolo ea mocheso e sebelisoa ho latela mokhoa oa ho qetela oa ho etsa serame.Ho ipapisitsoe le maemo a nepahetseng a ts'ebetso, keketseho ea likhatello tse setseng tse amehang li thusa ho theha le ho sebetsa ho isa tekanyong e itseng.
Annealed	GBK(+A)	Mokhoa oa ho qetela oa ho etsa Mohatsela o lateloa ke ho koaleha sebakeng se laoloang.
Tloaelehileng	NBK(+N)	Mokhoa oa ho qetela o batang oa ho theha o lateloa ke ho anneal ka holimo ho ntlha ea phetoho e ka holimo sebakeng se laoloang.

Boemo ba thomello

Khethollo	Letšoao	Tlhaloso
Ho bata ho felile (ka thata)	BK(+C)	Li-tubes ha li kenelle kalafo ea mocheso ka mor'a hore ho be le serame sa ho qetela, 'me ka hona, li na le khanyetso e phahameng ea ho hanyetsa deformation
Ho bata ho felile (Bonolo)	BKW	Phekolo ea ho qetela ea mocheso e lateloa ke setšoantšo se batang se kenyelletsang deformation e fokolang.Ts'ebetso e nepahetseng e tsoelang pele e lumella tekanyo e itseng ea ho etsa serame (mohlala, ho khumama, ho holisa)
Ho bata ho felile (Bonolo)	(+LC)
Mohatsela o felile le khatello ea maikutlo	BKS(+SR)	Phekolo ea mocheso e sebelisoa ho latela mokhoa oa ho qetela oa ho etsa serame.Ho ipapisitsoe le maemo a nepahetseng a ts'ebetso, keketseho ea likhatello tse setseng tse amehang li thusa ho theha le ho sebetsa ho isa tekanyong e itseng.
Annealed	GBK(+A)	Mokhoa oa ho qetela oa ho etsa Mohatsela o lateloa ke ho koaleha sebakeng se laoloang.
Tloaelehileng	NBK(+N)	Mokhoa oa ho qetela o batang oa ho theha o lateloa ke ho anneal ka holimo ho ntlha ea phetoho e ka holimo sebakeng se laoloang.

Li-tubes tsa tšepe tse phahameng tse nepahetseng ka har'a Stock
OD	Botenya(mm)
mm	Botenya(mm)
4	4*1
6	6*1	6*1.5	6*2
8	8*1	8*1.5	8*2
10	10*1	10*1.5	10*2	10*2.5
12	12*1	12*1.5	12*2	12*2,5	12*3
14	14*1	14*1.5	14*2	14*2,5	14*3
15	15*1	15*1.5	15*2	15*2,5	15*3	15*3.5
16	16*1	16*1.5	16*2	16*2,5	16*3	16*3.5	16*4	16*4.5
18	18*1	18*1.5	18*2	18*2,5	18*3	18*3.5	18*4	18*4.5
20	20*1	20*1.5	20*2	20*2.5	20*3	20*3.5	20*4	20*4.5	20*5
22	22*1	22*1.5	22*2	22*2,5	22*3	22*3.5	22*4	22*4.5	22*5
25	25*1	25*1.5	25*2	25*2,5	25*3	25*3.5	25*4	25*4.5	25*5
28	28*1	28*1.5	28*2	28*2,5	28*3	28*3.5	28*4	28*4.5	28*5
30	30*1	30*1.5	30*2	30*2,5	30*3	30*3.5	30*4	30*4.5	30*5	30*6
32		32*1.5	32*2	32*2,5	32*3	32*3.5	32*4	32*4.5	32*5	32*6
34		34*1.5	34*2	34*2,5	34*3	34*3.5	34*4	34*4.5	34*5	34*6
35		35*1.5	35*2	35*2,5	35*3	35*3.5	35*4	35*4.5	35*5	35*6
38			38*2	38*2,5	38*3	38*3.5	38*4	38*4,5	38*5	38*6
40			40*2	40*2,5	40*3	40*3.5	40*4	40*4.5	40*5	40*6
42			42*2	42*2,5	42*3	42*3.5	42*4	42 * 4.5	42*5	42*6
45			45*2	45*2,5	45*3	45*3.5	45*4	45*4.5	45*5	45*6
46			46*2	46*2,5	46*3	46*3.5	46*4	46*4.5	46*5	46*6
48			48*2	48*2,5	48*3	48*3.5	48*4	48*4.5	48*5	48*6
50			50*2	50*2.5	50*3	50*3.5	50*4	50*4.5	50*5	50*6
54				54*2,5	54*3	54*3.5	54*4	54*4.5	54*5	54*6
60				60*2,5	60*3	60*3.5	60*4	60*4.5	60*5	60*6
65					65*3	65*3.5	65*4	65*4.5	65*5	65*6
75						75*3.5	75*4	75*4.5	75*5	75*6
76							76*4	76*4.5	76*5	76*6
89										89*6
Tlhokomeliso: Re ka hlahisa boholo bo bong joalo ka litlhoko tsa hau.Phekolo ea ka holim'a metsi: E khanyang, e entsoeng ka Galvanized, Phosphate joalo-joalo.

Mokhoa oa ho Etsa

Melemo

Matlafatsa tlhahlobo ea lihlahisoa mokhahlelong o mong le o mong oa tlhahiso, o nang le lisebelisoa tse felletseng tsa tlhahlobo: tlhahlobo ea hajoale ea eddy e sa senyeheng, mochini o lekang ho hanyetsa khatello e matla, mochini oa tlhahlobo o sebetsang oa universal tensile, mochini o hlahlobang li-flares, mohlahlobi oa bohloeki, analyzer ea tšepe, jj. Kopana le thepa ea mochini ea lihlahisoa, tlhahlobo ea ts'ebetso ea ts'ebetso, fana ka tiiso e matla bakeng sa lihlahisoa tse tšoanelehang.