20 #Q355B le lisebelisoa tse ling tsa manyolo tse nang le khatello e phahameng ea seamless

Tlhaloso e Khutšoanyane:

Fertilizer phala e khethehileng GB6479-2000 e bua ka phala ea tšepe e se nang moeli bakeng sa lisebelisoa tse phahameng tsa manyolo.E sebelisoa haholo-holo bakeng sa ho tsamaisa mocheso o phahameng le liphaephe tsa mokelikeli oa khatello e phahameng lisebelisoa tsa manyolo.Lisebelisoa tsa moemeli ke 20, 16Mn, 12CrMo, 12Cr2Mo, joalo-joalo.

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kenyelletso ea sehlahisoa

Liphaephe tsa tšepe bakeng sa manyolo a lik'hemik'hale li sebelisoa haholo ho etsa tšepe ea boleng bo holimo ea khabone, tšepe ea alloy structural steel le tšepe e sa keneleng mocheso e phahameng ea khatello ea liphaephe tsa boiler tse nang le khatello e matla le ka holim'a li-tubes, 'me li-tubes tsena tsa boiler li sebetsa tlas'a mocheso o phahameng. le khatello e phahameng, 'me liphaephe tla oxidized le corroded tlas'a ketso ea phahameng-thempereichara khase le mouoane.Ka hona, li-tubes tsa tšepe li hlokeha ho ba le matla a phahameng a tšoarellang, ho hanyetsa oxidation e phahameng, le botsitso bo botle ba mokhatlo.Likarolo tsa tšepe tse sebelisoang ke: boleng ba boleng bo phahameng ba carbon structural steel grade ke 20G, 20MnG, 25MnG;Alloy structural steel grade 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12CrMoVG, 12Cr3MoVSiTiB, joalo-joalo;Li-tubes tse tloaelehileng tsa 1Cr18Ni9 le 1Cr18Ni11Nb tse nang le khatello e phahameng ea khatello tse entsoeng ka tšepe e mafome le tse sa keneleng mocheso li tla ba tlas'a teko ea hydrostatic, ho phatloha le teko ea ho bata ka bonngoe ho phaella ho netefatseng sebopeho sa lik'hemik'hale le thepa ea mochine.Li-tubes tse khethehileng tsa tšepe bakeng sa manyolo a lik'hemik'hale li tla fanoa sebakeng sa phekolo ea mocheso.

Tikoloho e sebetsang

Phaephe e khethehileng bakeng sa manyolo (GB6479-2000) ke boleng bo phahameng ba k'habone sebopeho tšepe le motsoako tšepe seamless tšepe phala e loketseng bakeng sa thepa ea lik'hemik'hale le liphaephe le ho sebetsa mocheso oa - 40 ~ 400 ℃ le ho sebetsa khatello ea 10 ~ 30Ma.

Phaephe e phahameng ea khatello ea motsoako bakeng sa thepa ea manyolo (GB6479-2000) ke boleng bo phahameng ba k'habone sebopeho sa tšepe le motsoako oa tšepe phala e se nang letho e loketseng lisebelisoa tsa lik'hemik'hale le liphaephe tse nang le mocheso o sebetsang oa - 40 ~ 400 ℃ le khatello ea ho sebetsa ea 10 ~ 30Ma.

Kenyelletso ea tlhahiso

(1) Mokhoa oa tlhahiso:

① Mocheso oa tšebeliso ea lipeipi tsa tšepe bakeng sa manyolo o ka tlase ho 450 ℃, 'me liphaephe tsa lapeng li entsoe haholo ka liphaephe tsa tšepe tse kolobisitsoeng kapa tse batang tse 10 # le 20 # tsa carbon.

②Pipe e khethehileng ea tšepe bakeng sa manyolo e atisa ho sebelisoa tlas'a mocheso o phahameng le khatello e phahameng, 'me phala e tla ba oxidized le ho senyeha tlas'a ketso ea mocheso o phahameng oa mocheso oa mocheso le mouoane oa metsi.Pipe ea tšepe e hlokeha ho ba le matla a phahameng a nako e telele, oxidation e phahameng le ho hanyetsa ha kutu, le botsitso bo botle ba mokhatlo.

(2) Morero:

① Lipeipi tsa tšepe bakeng sa manyolo a lik'hemik'hale li sebelisoa haholo ho etsa liphaephe tsa lebota la metsi, lipeipi tsa metsi a belang, lipeipi tsa mouoane tse futhumetseng haholo, lipeipi tsa mouoane tse futhumatsang haholo bakeng sa liboiler tsa locomotive, lipeipi tse kholo le tse nyane tsa mosi le lipeipi tsa litene tsa arch.

②Peipi ea tšepe e sebelisoang ka ho khetheha bakeng sa manyolo e sebelisoa haholo ho etsa peipi e futhumatsang mocheso, phala e futhumatsang moea, phala e kholo ea mouoane, joalo-joalo.

Pontšo ea Sehlahisoa

Ts'ebetso ea phallo ea tube ea seipone sa bohloeki:

Tube blank -- hlahloba -- peeling -- tlhahlobo -- ho futhumatsa -- ho phunya -- pickling -- grinding -- lubrication and air drying -- welding head -- cold drawing -- solution treatment -- pickling -- pickling le passivation -- inspection -- rolling e batang -- degreasing -- seha hlooho -- air drying -- polishing ka hare -- polishing kantle -- inspection -- identification -- sehlahiswa se qetile ho paka.

Phallo ea lipeipi tsa indasteri

Tube blank -- tlhahlobo -- peeling -- tlhahlobo -- ho futhumatsa -- ho phunya -- pickling -- tokiso ea li-mushroom -- lubrication le ho omisa moea -- hlooho ea tjheseletsa -- setšoantšo se batang -- tharollo ea tharollo -- pickling -- pickling le passivation -- tlhahlobo

Motsoako oa lik'hemik'hale oa li-tubes tsa manyolo

Brand	Sebopeho sa lik'hemik'hale (karolo ea boima) (%)
	C	Si	Mn	-	-	Cr	Mo
10	0.07~0.14	0.17~0.37	0.35~0,65	0.040	0.035	-	-
20G	0.17~0.24	0.17~0.37	0.35~0,65	0.035	0.035	-	-
16Mn	0.12~0.20	0.20~0,60	1.20 ~ 1.60	0.040	0.040	-	-
15MnV	0.12~0.18	0.20~0,60	1.20 ~ 1.60	0.040	0.040	0.04~0.12	-
10MoWVNb	0.07~0.13	0.50~0,80	0.50~0,80	0.030	0.040	0.30~0,50	0.60~0,90
12CrMo	0.08~0.15	0.17~0.37	0.40~0,70	0.040	0.035	0.40~0,70	0.40~0,55
15CrMo	0.12~0.18	0.17~0.37	0.40~0,70	0.040	0.035	0.80~1.10	0.40~0,55
1Cr5Mo	≤0.15	≤0.50	≤0.60	0.030	0.035	4.00~6.00	0.40~0,60
12Cr2Mo	0.08~0.15	0.40~0,70	≤0.50	0.035	0.035	2.00 ~ 2.50	0.90 ~ 1.20

Tlhaloso ea phala ea manyolo

Tlhaloso	Tlhaloso	Tlhaloso	Tlhaloso
48*5	53*11	57*15	68*6
48*5.5	53*12	58*1.8	68*6.3
48*6	53*14	58*11	68*7
48*6.5	53*1.5	60*2	68*8
48*7	53*6	60*2,5	68*9
48*8	54*2	60*3	68*10
48*8.5	54*2,5	60*3.5	68*11
48*9	54*3	60*4	68*12
48*10	54*3.5	60*4.5	68*12,5
48*11	54*4	60*5	68*14
48*12	54*4.5	60*5	68*16
49*4	54*5	60*5.5	70*3.5
49*10	54*5.5	60*6	70*4
50*1.5	54*6	60*6.5	70*4
50*2	54*6.5	60*7	70*4.5
50*2.5	54*7	60*7.5	70*5
50*3	54*8	60*8	70*6
50*3.5	54*8.5	60*9	70*6.5
50*4	54*9	60*10	70*7
50*4.5	54*10	60*11	70*8
50*5	54*11	60*12	70*9
50*6	54*12	60*14	70*10
50*7	54*14	63.5*2	70*11
50*8	55*4.5	63.5*3	70*12
50*9	55*5.5	63.5*3.5	70*14
50*9	56*4	63.5*4	70*16
50*10	56*4.5	63.5*4.5	73*3
50*11	56*5	63.5*5	73*3,5
50*12	56*6	63.5*5.5	73*4
51*1.8	56*9	63.5*6	73*4.5
51*3	57*3	63.5*7	73*5
51*3.5	57*3,5	63.5*8	73*5.5
51*3.6	57*4	63.5*9	73*6
51*3.8	57*4.5	63.5*10	73*7
51*4	57*5	63.5*14	73*8
51*4.5	57*5.5	63.5*15	73*10
51*5	57*6	63.5*16	73*11
51*5.5	57*7	68*3	73*12
51*6	57*8	68*3.5	73*12,5
51*7	57*9	68*4	73*14
51*8	57*9,5	68*4	73*15
51*8.5	57*10	68*4.5	73*16
51*9	57*12	68*5	73*18