Ndị na-emepụta China maka ụlọ ọrụ China na-enweghị oghere oghere Alloy Steel Pipe Tube ASTM A335 Okpomọkụ na-eguzogide Gas Air ji esi mmiri ọkụ.
Nchịkọta
We depend on sturdy technical force and continually create sophisticated technology to meet the demand of China Manufacturer for ASTM A335 Heat-Resisting Seamless Alloy Steel Pipe , We give first to high quality and customers pleasure and for this we follow stringent good quality control steps. Anyị nwere ugbu a ụlọ nyocha ụlọ ebe a na-anwale ihe ngwọta anyị n'akụkụ ọ bụla na nhazi nhazi dị iche iche. N'ịbụ ndị ọhụrụ teknụzụ, anyị ikwado anyị ahịa na ahaziri mmepụta facility.Company aha, bụ mgbe niile banyere àgwà dị ka ụlọ ọrụ 's ntọala, na-achọ mmepe site elu ogo nke ntụkwasị obi , rube isi ISO àgwà management ụkpụrụ nditịm, eke top-ranking ụlọ ọrụ site na. mmụọ nke ọganihu-na-egosipụta eziokwu na nchekwube.
Enwere iwebata T91/P91 alloy steel boiler pipe
1. Ngosipụta ọkwa igwe
T91 / P91 bụ ferritic okpomọkụ na-eguzogide ígwè, site oak Ridge National Laboratory na 1970 s malitere nyocha na mmepe, na 1983 na ASME, mba anyị na 1995 ka ígwè n'ime GB 5310 ọkọlọtọ, ika dị ka 10 cr9mo1vnbT91 / P91 ígwè bụ 9 cr1mo (T9), na ndabere nke ígwè, ịdị ọcha, ezi crystallization metallurgy technology, yana micro alloying na-achịkwa Rolling na njikwa jụrụ technology, mepụtara ọgbọ ọhụrụ nke okpomọkụ na-eguzogide ígwè alloy. The ígwè nwere ezi keukwu n'ibu Njirimara, elu okpomọkụ ịka nká mgbe nkwụsi ike, na ịgbado ọkụ arụmọrụ na usoro arụmọrụ dị mma, adabara elu okpomọkụ mkpakọ akụkụ nke ihe.
2. Ụkpụrụ nkịtị
| ASME A213 enweghị nkebi ígwè tube ferrite na austenite ji esi mmiri ọkụ superheater na okpomọkụ Exchanger. | T91 |
| ASME A335 High okpomọkụ ọkpọkọ na ferrite enweghị nkebi ígwè tube | P91 |
| G3462 Alloy ígwè ọkpọkọ maka okpomọkụ Exchanger | STBA26 |
| GB 5310-2008 nnukwu ọkụ ọkụ ọkụ enweghị nkebi tubes ígwè | 10Cr9Mo1VNbN |
3. Ngwakọta kemịkalụ
| Ọkwa ígwè | T91/P91 | STBA 26 | 10Cr9Mo1VNbN |
| C | 0.08-0.12 | ||
| Si | 0.2-0.5 | ||
| Mn | 0.3-0.6 | ||
| P | ≤0.02 | ||
| S | ≤0.01 | ||
| Cr | 80-9.5 | ||
| Mo | 0.85-1.05 | ||
| V | |||
| Ni | |||
| Al | |||
| Nb | |||
| N |
Ngwa
A na-eji ya eme ihe na-eme ka ọ bụrụ ọkpọkọ ọkpọkọ ọkpọkọ dị elu, ọkpọkọ gbanwere ọkụ, ọkpọkọ uzuoku dị elu maka ụlọ ọrụ mmanụ ala na kemịkalụ.
Isi ọkwa
Ọkwa nke elu-edu alloy ọkpọkọ: P1, P2, P5, P9, P11, P22, P91, P92 wdg
Ngwakọta kemịkalụ
| Ọkwa | 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 |
Nhọpụta ọhụrụ hibere dabere na Omume E 527 na SAE J1086, Omume maka Ọnụ Ọgụgụ na Alloys (UNS). B Grade P 5c ga-enwe ọdịnaya titanium nke na-erughị 4 ugboro nke carbon na ọ bụghị karịa 0.70%; ma ọ bụ ọdịnaya kọlụm nwere okpukpu 8 ruo 10 nke ọdịnaya carbon.
Ngwongwo igwe
| Ngwa igwe | P1, P2 | P12 | P23 | P91 | P92,P11 | P122 |
| Ike ọdụdọ | 380 | 415 | 510 | 585 | 620 | 620 |
| Mpụta ike | 205 | 220 | 400 | 415 | 440 | 400 |
Ọgwụgwọ okpomọkụ
| Ọkwa | Ụdị ọgwụgwọ okpomọkụ | Na-emezi oke okpomoku F [C] | Subcritical Annealing ma ọ bụ iwe iwe |
| P5, P9, P11, na P22 | Oke okpomoku F [C] | ||
| A335 P5 (b,c) | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1250 [675] | |
| Anneal Subcritical (P5c naanị) | ***** | 1325-1375 [715 - 745] | |
| A335 P9 | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1250 [675] | |
| A335 P11 | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1200 [650] | |
| A335 P22 | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1250 [675] | |
| A335 P91 | Normalize na iwe | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Quench na iwe | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Achọrọ nnwale
Na mgbakwunye na ịgba mbọ hụ na ihe mejupụtara kemịkalụ na akụrụngwa akụrụngwa, a na-eme nnwale hydrostatic otu otu, Nnyocha Na-adịghị emebi emebi, Nyocha ngwaahịa, Nrụpụta ọla na Nnwale Etching, Nnwale flattening wdg.
Ikike inye
Ịkwanye ikike: 2000 Ton kwa ọnwa kwa ọkwa nke ASTM A335 Alloy Steel Pipe
Nkwakọ ngwaahịa
Na ngwugwu na igbe osisi siri ike
Nnyefe
7-14 ụbọchị ma ọ bụrụ na ngwaahịa, 30-45 ụbọchị na-emepụta
Ịkwụ ụgwọ
30% nkwụnye ego, 70% L / C ma ọ bụ B / L oyiri ma ọ bụ 100% L / C na anya
Nkọwa ngwaahịa
Igwe mmiri ọkụ Tube
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210 (A210M) -2012
ASME SA-213/SA-213M
