Pipe ea tšepe e se nang Seam A335
Re khomarela moea oa rona oa k'hamphani oa "Boleng, Katleho, Boqapi le Botšepehi". Re ikemiselitse ho etsa boleng bo bongata ho bareki ba rona ka lisebelisoa tsa rona tse ngata, mechini e tsoetseng pele, basebetsi ba nang le boiphihlelo le lits'ebeletso tsa litsebi tse ikhethang bakeng sa Steel Seamless Pipe.A335, Re nahana ka boleng ka holimo ho bongata. Pele ho romelloa ka ntle ho moriri ho na le tlhahlobo e tiileng ea taolo ea boleng bo holimo nakong ea kalafo ho latela litekanyetso tsa machaba tsa boleng bo holimo.
Re khomarela moea oa rona oa k'hamphani oa "Boleng, Katleho, Boqapi le Botšepehi". Re ikemiselitse ho etsa boleng bo bongata ho bareki ba rona ka lisebelisoa tsa rona tse ngata, mechini e tsoetseng pele, basebetsi ba nang le boiphihlelo le lits'ebeletso tse ikhethang tsa litsebi bakeng saA335, A335 ALLOY PEPI, A335 P5, A335 P9, A335 LIPEPI, A335 LITS'IPA, Astm A335, Ke mehlala e tiileng le ho bapatsa ka katleho lefatšeng ka bophara. Ha ho mohla e kileng ea nyamela mesebetsi e meholo ka nako e potlakileng, ke tlameho ho uena ka boleng bo botle bo botle. E tataisoa ke molao-motheo oa Prudence, Efficiency, Union and Innovation. mokhatlo. ke boiteko bo babatsehang ba ho atolosa khoebo ea eona ea machaba, ho phahamisa mokhatlo oa eona. rofit le ho phahamisa sekala sa eona sa thomello. Re kholisehile hore re tla ba le tebello e khanyang le e tla ajoa lefatšeng lohle lilemong tse tlang.
Kakaretso
Kopo
E sebelisoa haholo ho etsa phala ea boleng bo holimo ea tšepe ea alloy, phala e fapanyetsanoang mocheso, phala e matla ea mouoane bakeng sa indasteri ea peterole le ea lik'hemik'hale.
Kereiti e ka Sehloohong
Mophato oa phala ea boleng bo holimo ea alloy1,P2,P5,P9,P11,P22,P91,P92 joalo-joalo
Karolo ea Lik'hemik'hale
Kereiti | UN | C≤ | Mn | P≤ | S≤ | Si≤ | Cr | Mo |
Sequiv. | ||||||||
P1 | K11522 | 0.10~0.20 | 0.30~0,80 | 0.025 | 0.025 | 0.10~0,50 | - | 0.44 ~ 0,65 |
P2 | K11547 | 0.10~0.20 | 0.30~0,61 | 0.025 | 0.025 | 0.10~0.30 | 0.50~0,81 | 0.44 ~ 0,65 |
P5 | K41545 | 0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44 ~ 0,65 |
P5b | K51545 | 0.15 | 0.30~0,60 | 0.025 | 0.025 | 1.00~2.00 | 4.00~6.00 | 0.44 ~ 0,65 |
P5c | K41245 | 0.12 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44 ~ 0,65 |
P9 | S50400 | 0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.50 ~ 1.00 | 8.00~10.00 | 0.44 ~ 0,65 |
P11 | K11597 | 0.05~0.15 | 0.30~0,61 | 0.025 | 0.025 | 0.50 ~ 1.00 | 1.00 ~ 1.50 | 0.44 ~ 0,65 |
P12 | K11562 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 0.80~1.25 | 0.44 ~ 0,65 |
P15 | K11578 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 1.15 ~ 1.65 | - | 0.44 ~ 0,65 |
P21 | K31545 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 2.65~3.35 | 0.80 ~ 1,60 |
P22 | K21590 | 0.05~0.15 | 0.30~0,60 | 0.025 | 0.025 | 0.5 | 1.90~2,60 | 0.87~1.13 |
P91 | K91560 | 0.08~0.12 | 0.30~0,60 | 0.02 | 0.01 | 0.20~0,50 | 8.00~9.50 | 0.85~1.05 |
P92 | K92460 | 0.07~0.13 | 0.30~0,60 | 0.02 | 0.01 | 0.5 | 8.50~9.50 | 0.30~0,60 |
Lebitso le lecha le thehiloeng ho latela Practice E 527 le SAE J1086, Practice for Numbering Metals and Alloys (UNS). B Grade P 5c e tla ba le titanium content e seng ka tlase ho makhetlo a 4 ho feta khabone le ho feta 0.70%; kapa dikahare tsa columbium tsa 8 ho isa ho 10 makhetlo a khabone.
Thepa ea Mechini
Thepa ea mechine | P1,P2 | P12 | P23 | P91 | P92,P11 | P122 |
Matla a tšepe | 380 | 415 | 510 | 585 | 620 | 620 |
Ho hlahisa matla | 205 | 220 | 400 | 415 | 440 | 400 |
Kalafo ea Mocheso
Kereiti | Mofuta oa Phekolo ea Mocheso | Boemo bo Tloaelehileng ba Thempereichara F [C] | Subcritical Annealing kapa Tempering |
P5, P9, P11, le P22 | Boemo ba Mocheso F [C] | ||
A335 P5(b,c) | Anneal e felletseng kapa ea Isothermal | ||
Tloaeleha le ho halefa | ***** | 1250 [675] | |
Subcritical Anneal (P5c feela) | ***** | 1325 - 1375 [715 - 745] | |
A335 P9 | Anneal e felletseng kapa ea Isothermal | ||
Tloaeleha le ho halefa | ***** | 1250 [675] | |
A335P11 | Anneal e felletseng kapa ea Isothermal | ||
Tloaeleha le ho halefa | ***** | 1200 [650] | |
A335 P22 | Anneal e felletseng kapa ea Isothermal | ||
Tloaeleha le ho halefa | ***** | 1250 [675] | |
A335 P91 | Tloaeleha le ho halefa | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Tlosa le ho halefa | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Tlhokahalo ea Teko
Ntle le ho netefatsa sebopeho sa lik'hemik'hale le thepa ea mochini, liteko tsa hydrostatic li etsoa ka bonngoe, Tlhahlobo e sa Senyeheng, Tlhahlobo ea Sehlahisoa, Sebopeho sa Metal le Liteko tsa Etching, Teko ea ho batalla joalo-joalo.
Matla a Phepelo
Matla a Phepelo: Lithane tse 2000 ka Khoeli Ka Kreiti ka 'ngoe ea ASTM A335 Alloy Steel Pipe
Sephutheloana
Ka Mengata Le ka Lebokoseng le Matla la Lehong
Phano
Matsatsi a 7-14 haeba a le setokong, matsatsi a 30-45 ho hlahisa
Tefo
30% depsoit, 70% L/C kapa B/L kopi kapa 100% L/C ha u bona