Q345D Low Alloy Seamless Carbon Pipe Bakeng sa Boiler Tube e Bohareng le e Tlase

Tlhaloso e Khutšoanyane:

Li-boilers tsa khatello e tlase le e mahareng hangata li sebelisoa bakeng sa liboilers tsa khatello e tlase (khatello e ka tlase ho kapa e lekanang le 2.5MPa) le liboilers tsa khatello e mahareng (khatello e ka tlase kapa e lekanang le 3.9MPa), mme e ka sebelisoa ho etsa li-tubes tsa mouoane o chesang haholo, metsi a belang. li-tubes, li-tubes tsa lebota tse pholileng ka metsi, li-tubes tsa mosi le li-tubes tsa arch bakeng sa li-boilers tse tlase le tse mahareng, joalo-joalo. rolled.

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kenyelletso ea sehlahisoa

Li-boiler tubes tse nang le khatello e tlaase le e mahareng li entsoe ka li-ingots kapa li-billet tse tiileng tse phunyeletsoeng ho etsa li-burr tube, ebe li kolobisoa tse chesang, tse batang kapa tse batang.Pipe ea tšepe e se nang seam e na le boemo ba bohlokoa indastering ea lipeipi tsa tšepe tsa China.Ho ea ka lipalo-palo sa fellang, China e teng seamless phala tlhahiso likhoebo tse ka bang 240 ho feta, seamless tšepe phala yuniti ka 250 disete, selemo le selemo bokgoni ba tlhahiso ea hoo e ka bang lithane tse limilione tse 4,5.Ho ea ka pono ea caliber, <φ76, e ikarabellang bakeng sa 35%, <φ159-650, e ikarabellang bakeng sa 25%.Mabapi le mefuta e sa tšoaneng, lithane tse limilione tse 1,9 tsa li-tubes tse akaretsang, tse etsang 54%;Lithane tse 760,000 tsa li-tubes tsa petroleum, tse etsang 5.7%;Lithane tse 150,000 tsa litšiea tsa hydraulic, li-tubes tse nepahetseng, tse ikarabellang bakeng sa 4.3%;li-tubes tse sa hloekang, li-tubes, li-tubes tsa likoloi ka kakaretso ea lithane tse 50,000, tse etsang 1.4%.

Tlas'a le mahareng khatello e mahareng khatello ea boiler tube thepa ea mechine: tensile matla σb (MPa): ≥ 410 (42) yield strength σs (MPa): ≥ 245 (25) elongation δ5 (%): ≥ 25 karolo shrinkage ψ (%): ≥ 5 , boima: eseng phekolo ea mocheso, ≤ 156HB, boholo ba sampuli: boholo ba sampuli 25mm litlhaloso tsa mocheso oa mocheso le mokhatlo oa metallographic: litlhaloso tsa mocheso oa mocheso: o tloaelehileng, 910 ℃, Pholiso ea moea.Mokhatlo oa Metallographic: ferrite + pearlite.

Tekanyetso ea ts'ebetso ea li-boiler tsa khatello e mahareng le e tlase: GB3087-1999 ea tšepe e se nang seam bakeng sa boiler ea khatello e tlase le e mahareng.

Li-tubes tsa boiler tse nang le khatello e bohareng le e tlase ke li-tubes tse kolobisitsoeng le tse batang tse huloang (tse phuthoang) tsa tšepe ea boleng bo holimo tse sebelisetsoang ho etsa li-tubes tsa mouoane tse futhumetseng haholo, li-tubes tsa metsi a futhumetseng le li-steam tse futhumatsang haholo bakeng sa liboiler tsa literene, li-tubes tse kholo tsa mosi, li-tubes tse nyane tsa mosi le arch. li-tubes tsa litene bakeng sa meaho e fapaneng ea li-boilers tsa khatello e tlase le e mahareng.Haholo-holo e sebelisetsoa li-boilers tsa indasteri le li-boilers tse phelang ho tsamaisa liphaephe tsa mokelikeli o tlase le o mahareng.Sesebelisoa sa moemeli ke tšepe ea 10 le 20 gauge.

Pontšo ea Sehlahisoa

Thepa ea mechine

Standard	Brand	Matla a tsitsipano (MPa)	Yield point (MPa)≥	Elongation (%) ≥	Matla a amang(J)≥
GB/T3087-2018	10#	333-475	196	24	-
20#	392-588	245/226	20	-
GB/T5310-2018	20G	410-550	245	24	35
20MnG	≥415	240	22	35
25MnG	≥485	275	20	35
15MoG	450-600	270	22	35
20MoG	≥415	220	22	35
12CrMoG	410-560	205	21	35
15CrMoG	440-640	235	21	35
12Cr2MoG	450-600	280	20	35
12Cr1MoVG	470-640	255	21	35
12Cr2MoWVTib	540-735	345	18	35

Leqephe la Litlhaloso

20g e phahameng ea khatello e phahameng ea boiler tube e hlalosang tafole

Tlhaloso	Tlhaloso	Tlhaloso	Tlhaloso
18*4	42*8	89*9	159*10
18*5	45*3	89*10	159*12
19*2	45*4	89*11	159*14
21*4	45*5	89*12	159*16
22*2,5	45*6	108*4.5	159*18
22*3	45*7	108*5	159*20
22*4	48*4	108*6	159*28
22*5	48*4.5	108*7	168*6
25*2,5	48*5	108*8	168*7
25*3	48*6	108*9	168*8
25*4	48*7	108*10	168*9,5
25*5	48.3 * 12,5	108*12	168*10
25*5.5	51*3	108*14	168*11
27*3.5	51*3.5	108*15	168*12
27*4	51*4	108*16	168*14
27*5	51*5	108*20	168*15
27*5.5	51*6	114*5	168*16
28*2,5	57*4	114*6	168*18
28*3	57*5	114*7	168*20
28*3.5	57*5.5	114*8	168*22
28*4	57*6	114*8,5	168*25
30*2,5	60*4	114*9	168*28
32*2,5	60*4	114*10	180*10
32*3	60*5	114*11	194*10
32*3.5	60*6	114*12	194*12
32*4	60*7	114*13	194*14
32*4.5	60*8	114*14	194*16
32*5	60*9	114*16	194*18
34*3	60*10	114*18	194*20
34*4	76*4.5	133*5	194*26
34*4.5	76*5	133*6	219*6.5
34*5	76*6	133*7	219*7
34*6.5	76*7	133*8	219*8
38*3	76*8	133*10	219*9
38*3,5	76*9	133*12	219*10
38*4	76*10	133*13	219*12
38*4,5	89*4	133*14	219*13
38*5	89*4.5	133*16	219*14
219*16	273*36	356*28	426*12
219*18	273*40	356*36	426*13
219*20	273*42	377*9	426*14
219*22	273*45	377*10	426*17