W tumo si kikọ, simẹnti;
C-CARBON STEEL erogba irin, A, b, ati C tọkasi iye agbara ti iru irin lati kekere si giga.
WCA, WCB, WCC duro erogba, irin, eyi ti o ni ti o dara alurinmorin iṣẹ ati darí agbara.ABC duro ipele agbara, WCB ti a lo nigbagbogbo.Ohun elo paipu ti o baamu si WCB yẹ ki o jẹ A106B, ati ohun elo ayederu ti o baamu jẹ A105.Dara fun falifu labẹ mora otutu ati titẹ.
WC6 jẹ simẹnti ti irin alloy.O ni resistance otutu giga ti o dara julọ ati awọn ohun-ini antioxidant ati pe o dara fun awọn falifu labẹ iwọn otutu giga ati awọn ipo titẹ giga.
Awọn ohun elo opo gigun ti o baamu jẹ nipa A355 P11, ati apakan ayederu jẹ A182 F11;
Ni afikun, WC9 wa, irin alloy giga-otutu, ti o baamu si nipa A355 P22, ati pe o yẹ ki o ṣe deede si A182 F22.
Simẹnti welded WC ni agbara giga ati lile.Dara fun awọn ohun elo ile-iṣẹ aṣa.
LCB/LCC (ASTM A352) Kekere erogba, irin ni o ni kekere toughness ati ipata resistance.O dara fun awọn ohun elo ultra-kekere otutu otutu, gẹgẹbi LPG gaasi adayeba (LNG).
Zfa Valves gbejade awọn falifu labalaba WCB ti o wọpọ fun awọn alabara ni gbogbo agbaye pẹlu iwọn otutu ti o wọpọ, ati pe a tun le ṣe agbejade awọn falifu labalaba LCC fun Awọn alabara lati Ariwa Yuroopu bii Russia, Finland ati bẹbẹ lọ.
loke ni WCBChina wafer labalaba àtọwọdáati LCCChina lug labalabaàtọwọdá.
Simẹnti erogba, irin ati awọn ohun elo ti a ṣe eke ti o wọpọ ni awọn falifu
| Ipo Ohun elo | Akiyesi | Standard Nọmba | Nọmba ohun elo | ||
| simẹnti | China | GB/T 12229 | WCA | WCB | WCC |
| ZG205-415 | ZG250-485 | ZG275-485 | |||
| America | ASTM A216/A216M | WCA | WCB | WCC | |
| UNS J02502 | UNS J03002 | UNS J02503 | |||
| Eda | China | GB/T 12228GB/T 699 | 25 25Mn 35 40 A105 | ||
| America | ASTM A105/A105M | A105 | |||
Simẹnti iwọn otutu kekere awọn iwọn ohun elo irin ati iwọn otutu to wulo
| iru | C | C | C-Mn | C-Mo | 2.5Ni | Ni-Cr-Mo | 3.5Ni | 4.5Ni | 9 Ni | Cr-Ni-Mo |
| Nọmba ohun elo | LCA | LCB | LCC | LC1 | LC2 | LC2-1 | LC3 | LC4 | LC9 | CA6NM |
| UNS No. | J02504 | J03303 | J02505 | J12522 | J22500 | J42215 | J31550 | J41500 | J31300 | J91540 |
| Lilo iwọn otutu ℃ | -32 | -46 | -46 | -59 | -73 | -73 | -101 | -115 | -196 | -73 |
ASTM ohun elo ayederu ati awọn tabili afiwe simẹnti ti a lo nigbagbogbo ninu awọn falifu (ASME B16.5)
| ASTM simẹnti | ASTM ayederu | Kannada No. | Lilo iwọn otutu ℃ | Alabọde to wulo | ||||
| Erogba Irin | ||||||||
| A216 WCB | A105 | 20 | -29-427 | Omi, nya, afẹfẹ, ati awọn ọja epo | ||||
| Kekere-otutu erogba, irin | ||||||||
| A352 LCB | A350 LF2 | 16Mn | -46 ~ 343 | Alabọde iwọn otutu kekere | ||||
| A352 LCC | A350 LF2 | 16Mn | -46 ~ 343 | Alabọde iwọn otutu kekere | ||||
| Ga-otutu alloy, irin | ||||||||
| A217 WC1 | A182 F1 | 20MnMo | -29-454 | Iwọn otutu giga ati alabọde titẹ giga | ||||
| A217 WC6 | A182 F11 | 15CrMo | -29~552 | Iwọn otutu giga ati alabọde titẹ giga | ||||
| A217 WC9 | A182 F22 | 10Cr2Mo1 | -29-593 | Iwọn otutu giga ati alabọde titẹ giga | ||||
| A217 C5 | A182 F5 | 1Cr5Mo | -29-650 | Alabọde iwọn otutu to gaju | ||||
| martensitic alagbara, irin | ||||||||
| A217 CA15 | A182 F6a | 1Cr13 | -29-371 | Agbara kekere ju 304 loke 450 ℃ | ||||
| Austenitic Irin Alagbara (C≤0.08) | ||||||||
| A351 CF8 | A182 F304 | 0Cr18Ni9 | -196-537 | Alabọde ibajẹ | ||||
| A351 CF3 | A182 F304L | -196-425 | Alabọde ibajẹ | |||||
| A351 CF8M | A182 F316 | 0Cr18Ni12Mo2Ti | -196-537 | Alabọde ibajẹ | ||||
| A351 CF3M | A182 F316L | -196-425 | Alabọde ibajẹ | |||||
| Ultra kekere carbon austenitic alagbara, irin (C≤0.03) | ||||||||
| A351 CF3 | A182 F304L | 00Cr18Ni10 | -196-427 | Alabọde ibajẹ | ||||
| A351 CF3M | A182 F316L | 00Cr18Ni14Mo2 | -196-454 | Alabọde ibajẹ | ||||
| Alloy pataki | ||||||||
| A351 CN7M | B462 Gr.KO8020(ALLOY 20) | -29-149 | Oxidizing media ati ọpọlọpọ awọn ifọkansi ti sulfuric acid | |||||
| A494 M-30C(Monel) | B564 Gr.N4400 | -29~482 | Hydrofluoric acid, omi okun | |||||
Akiyesi: 1) Apoti ohun elo ti ara ti o ni irọra, ko rọrun lati ni awọn abawọn, awọn iwọn igbekale ko ni labẹ awọn idiwọn mimu, iṣẹ ṣiṣe titẹ igbẹkẹle, lilo pupọ julọ fun titẹ giga, awọn ipo atẹgun, iwọn ila opin kekere tabi ipele kekere ti awọn falifu lori iṣelọpọ ti iwọn otutu giga, titẹ-giga tabi iwọn otutu tabi media pataki labẹ yiyan ti ayederu;Simẹnti ni gbogbogbo nikan wulo fun alabọde ati titẹ-kekere, ati pe o jẹ lilo fun mimu idiwon ti awọn falifu lori iṣelọpọ pupọ.
(2) Ohun elo A351 CF3M ati A182 F316L iyatọ: awọn ipele meji ni ibamu si ohun elo jẹ 316 irin alagbara, irin.CF3M tọkasi wipe simẹnti, commonly lo bi àtọwọdá ohun elo.Ti o baamu koodu ayederu irin jẹ A182 F316L.ASTM A216 WCB n ṣe simẹnti, ati awọn ayederu rẹ jẹ A105;Awọn simẹnti SS304 jẹ A351-CF8, ati awọn ayederu jẹ A182-F304.
Akoko ifiweranṣẹ: Oṣu kọkanla-07-2023