Ụlọ ọrụ dị ọnụ ala China ASTM A335 P12 Alloy Steel Seamless Pipe/Tube
Ebumnuche anyị bụ isi bụ inye ndị ahịa anyị ezigbo mmekọrịta obere azụmahịa, na-enye nlebara anya nkeonwe nye ha niile.A, enweghị nkebi alloy ígwè anwụrụ. A335 P12 enweghị nkebi ígwè ọkpọkọ, Ụlọ ọrụ anyị na-enye ihe zuru ezu site na tupu ire ere na ọrụ ire ere, site na mmepụta ngwaahịa iji nyochaa ojiji nke mmezi, dabere na ike teknụzụ siri ike, arụmọrụ ngwaahịa dị elu, ọnụ ahịa ezi uche na ọrụ zuru oke, anyị ga-anọgide na-azụlite, iji nye ngwọta na ọrụ dị elu, ma kwalite nkwado na-adịgide adịgide na ndị ahịa anyị, mmepe nkịtị na ịmepụta ọdịnihu dị mma.
Nchịkọta
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
Maka ọkpọkọ ọkpọkọ A335, isi ahịa bụ India. Maka Ahịa India ọ na-achọkarị IBR. taa ga-egosi IBR maka ntụnye aka.
Iwu Indian Boiler Regulations (INDIA BOILER REGULATIONS, nke a na-akpọkwa IBR) na-akọwapụta nke ọma na CBB ga-enyocha igwe ọkụ, arịa nrụgide, ọkpọkọ, valvụ, akụrụngwa (efere, mmanya, ihe nkedo, forgings) ebuga na India ka CBB ga-enyocha ya. ụlọ ọrụ nyocha ikike ikike. Ndị nleba anya ikike na-eduzi nleba anya nleba anya imewe na nleba anya usoro nrụpụta dịka IBR siri dị, ma na-eduzi nyocha nrụnye na ndebanye aha na saịtị tupu ịbanye n'ahịa India. N'otu oge ahụ, ndị na-emepụta ihe kwesịrị ịnye ụdị IBR dị iche iche dị ka mmepụta, ntinye na ntinye akwụkwọ dịka ihe IBR chọrọ. Enwere ike ịnye nkwado naanị mgbe ụlọ ọrụ nyocha enyere ikike bịanye aka na ya.
The Indian Boiler Code na-akọwapụta nke ọma na ndị na-esi mmiri ọkụ na ụgbọ mmiri nrụgide arụpụtara na mba ndị ọzọ na-abụghị India kwesịrị ịga nyocha na asambodo IBR, ụlọ ọrụ nyocha ndị ọzọ ga-enwerịrị ikike nke CBB. Ya mere, ịgafe asambodo IBR bụ "paspọtụ" maka ụlọ ọrụ ịbanye n'ahịa India.
Ka ọ dị ugbu a, oru ngo nke ụlọ ọrụ injinia ụlọ na India bụ ndị na-enye onwe ha ọkụ eletrik nke osisi aluminom electrolytic, ụlọ ọrụ ntinye ego na-etinyekwa aka. Ngwaahịa metụtara arịa nrụgide bụ tumadi: ọrụ ike ọkụ, nkwekọrịta izugbe EPC maka ụlọ ọrụ injinia; mbupụ ozugbo nke ndị na-esi mmiri ọkụ, turbines uzuoku, enyemaka ọdụ ọdụ ike, wdg; ụfọdụ arịa nrụgide na-eji na petrochemical industries; valves, ọkpọkọ ọkpọkọ na ihe ndị ọzọ; ọkpọkọ ígwè, efere ígwè na ihe ndị ọzọ.
Site n'enyemaka nke ahụmịhe asambodo ụlọ ọrụ bara ụba, Nnwale Yunquan nwere ike ịnye ọrụ nyocha metụtara IBR, ọzụzụ ọkọlọtọ, ọzụzụ ndị ọrụ, nyocha teknụzụ na nyocha, asambodo welder metụtara IBR yana ọrụ nzere ntozu usoro, yana mbipụta metụtara nnabata na ụlọ ọrụ nyocha ikike CBB. Asambodo, dịka ọmụmaatụ, asambodo FORM, akwụkwọ welder IBR, 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
