GB3087 Obere nrụgide ji esi mmiri ọkụ enweghị nkebi ígwè ọkpọkọ

GB3087 Igwe nrụgide dị ala na-enweghị ntụpọ nchara egosipụtara

Nkọwa dị mkpirikpi:

GB 3087 20# a na-eji tubes ígwè na-enweghị nkebi eme ihe n'ọtụtụ ebe maka ịmepụta ikpo ọkụ-pipeliners, containers, steaming pipeliners of low-medium pressure boilers.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Okwu Mmalite ngwaahịa

Mepụta:Usoro enweghị nkebi, ekpochara ọkụ ma ọ bụ oyi gwụchara.
Ọkpụrụkpụ mgbidi (WT):3.2 mm——21 mm.
Dayameta dị n'elu (OD):33 mm——323 mm.
Ogologo:6M ma ọ bụ ogologo akọwapụtara ka achọrọ.
Akwụsị:Ọgwụgwụ Larịị, Ọgwụgwụ gbagọrọ agbagọ, zọọ ya.

Ozi nkowa mgbakwunye

Port nke Mbupu: Tianjin, China.
Usoro ịkwụ ụgwọ: T/T, LC.
Nnyefe: 7-15 ụbọchị mgbe ugwo.
Elu: A ga-eme ka tubes dị ọcha (N'èzí naanị) iji gbochie nchara.
Akara: Ọkọlọtọ + Ọkwa ọla + nha + Ọkụ Ọ dịghị + Ọtụtụ Mba.
Ngwugwu: ùkwù (hexagonal), Igbe osisi, crates (ígwè / osisi) ma ọ bụ dị ka achọrọ.

Ụzọ nrụpụta

(1) Usoro nke mmepụta ígwè
A na-eji igwe ọkụ eletrik, ihe ntụgharị ikuku oxygen ma ọ bụ ụzọ ọkụ mepere emepe na-arụpụta ígwè.

(2) Usoro nrụpụta tube oghere
Enwere ike ịmepụta oghere tube site na usoro ntụgharị ọkụ na-ekpo ọkụ, a pụkwara iji ihe nkedo na-aga n'ihu ma ọ bụ nchara nchara.

(3) Usoro nrụpụta ígwè ọkpọkọ
Enwere ike ịmepụta ọkpọkọ ígwè site na ntụgharị ọkụ na-ekpo ọkụ (mpụpụ, mgbasawanye) ma ọ bụ ịbịaru oyi (na-atụgharị) enweghị nkebi.

Ngosipụta ngwaahịa

Ngwakọta kemịkalụ(%)

Ọkọlọtọ	Ọkwa ígwè	C	Si	Mn	S	P	Cr
GB 3087	10	0.07-0.13	0.17-0.37	0.35-0.65	0.02	0.025	≤0.15
GB 3087	20	0.17-0.23	0.17-0.37	0.35-0.65	0.02	0.025	≤0.25

Ihe eji arụ ọrụ

Ọkọlọtọ	Ọkpụkpọ ígwè	Ọkpụrụkpụ mgbidi	Ike ọdụdọ	Mpụta Ike	Ogologo oge
		(mm)	(MPa)	(MPa)	%
				≥
GB3087	10	/	335-475	195	24
	20	15	410-550	245	20
	20	≥15	410-550	225	20

Nfefe nke elu dayameta na ịdị arọ mgbidi

Ụdị ọkpọkọ ígwè	Dayameta mpụta (mm)		Ndidi
Ụdị ọkpọkọ ígwè	Dayameta mpụta (mm)		nkịtị	elu
Ọkụ akpọrepu ọkụ	OD	≤159	± 10% (nkeji 0.50mm)	± 0.75% (nkeji 0.40mm)
	OD	159	± 1.0%	± 0.90%
	WT	≤20	15.0% (nkeji 0.45mm) -12.5% -0.35mm)	± 10% (nkeji 0.30mm)
		＞20	± 12.5%	± 10%
		OD≥351	± 15%
Oyi adọta tube	OD	10-30	± 0.40mm	± 0.20mm
		30 ~ 50	± 0.45mm	± 0.25mm
		50	± 1.0%	± 0.75%
	WT	1.5-3.0	+15% -10%	± 10%
	WT	3.0	+12.5% -10%	± 10%

Nnwale

(1) Nnwale hydraulic
Ekwesịrị iji hydrauly nwale ọkpọkọ ígwè otu otu.

(2)Nnwale na-enwu enwu
Ọkpụkpụ ígwè nwere dayameta dị n'èzí nke ihe karịrị 22mm ruo 400mm na mgbidi nke na-erughị 10mm ka a ga-edobe ule na-adaba adaba.

(3)Nnwale na-egbuke egbuke
Enwere ike idobe ọkpọkọ ígwè na ọkpụrụkpụ mgbidi nke na-erughị 8 mm na ule ọkụ na elu taper nke 30 °, 45 ° ma ọ bụ 60 °.

(4) Nnwale ịgbagọ
A ga-enyocha ọkpọkọ ígwè nwere dayameta dị n'èzí nke na-erughị 22 mm.

(5)Nnwale na-adịghị emebi emebi
Dị ka ihe ndị na-azụ ahịa chọrọ si dị, a ga-anwale ọkpọkọ ígwè ultrasonically otu otu.

Ogo elu

Ihe dị n'ime na n'èzí nke ọkpọkọ ígwè enweghị mgbawa, folds, creases, crsting ma ọ bụ nkewa, na ntụpọ ndị a kwesịrị iwepụ kpamkpam.Omimi mkpochapụ agaghị agafe ngbanwe na-adịghị mma nke oke mgbidi ọnụ, na n'ezie mgbidi mgbidi na saịtị nhicha agaghị adị ala karịa nke kacha nta kwere ka mgbidi ahụ.