Ho feta ho feta ASTM A106/ASME SA106 Pipe
ASTM A106/ASME SA106 ke tekanyetso e tloaelehileng bakeng sa phala ea tšepe e sa tsitsang ea carbon e kentsoeng litšebeletsong tsa mocheso o phahameng. E kenyelletsa lihlopha tse tharo tsa A, B le C, 'me kereiti ea tšebeliso e tloaelehileng ke A106 Grade B. E ne e sebelisoa liindastering tse fapaneng eseng feela bakeng sa tsamaiso ea liphaephe joaloka oli le khase, metsi, phetisetso ea liminerale slurry, empa hape le bakeng sa boiler, kaho, merero ea meralo.
Sebopeho sa lik'hemik'hale ka %
● Carbon (C) Max Bakeng sa Kereiti A 0.25, Bakeng sa Kereiti ea B 0.30, Kereiti ea C 0.35
● Manganese (Mn): 0.27-0.93, 0.29-1.06
● Sebabole (S) Max: ≤ 0,035
● Phosphorus (P) : ≤ 0,035
● Silicon (Si) Min : ≥0.10
● Chrome (Cr): ≤ 0.40
● Koporo (Cu): ≤ 0,40
● Molybdenum (Mo): ≤ 0.15
● Nickel (Ni): ≤ 0,40
● Vanadium (V): ≤ 0.08
Lemoha ka kopo:
Bakeng sa phokotso e 'ngoe le e 'ngoe ea 0.01% bakeng sa karolo e kholo ea khabone, keketseho ea 0.06% ea manganese ka holimo ho boleng bo boletsoeng e tla lumelloa, 'me ho fihla ho 1.35%.
Elements Cr, Cu, Mo, Ni, V e kopane ha e na ho feta 1%.
ASTM A106 Sehlopha sa B Matla a Tensile le Matla a ho Fana
Elongation formula:
Ho 2 in. [50mm], e tla baloa ka: e = 625 000 A^0.2 / U^0.9
Bakeng sa li-inch-pound Units, e = 1940 A^0.2 / U^0.9
Litlhaloso tsa e, A, le U, ka kopo fumana mona. (Equation e tšoana le ASTM A53, API 5L pipe.)
Tensile Strength, min, psi [MPa] Grade A 48,000 [330], Grade B 60,000 [415], Grade C 70,000 [485]
Kotulo ea Matla bonyane ho psi [MPa] Kereiti A 30,000 [205], B 35,000 [240], C 40,000 [275]
Elongation ho 2 in (50mm), bonyane peresente %
Bakeng sa liteko tsohle tse nyane tse lekiloeng ka karolo e felletseng, liteko tsa maeto a malelele a tlase: Kereiti ea A Longitudinal 35, Transverse 25; B 30, 16,5; C 30, 16,5;
Haeba ho sebelisoa sampole e tloaelehileng ea ho pota-pota 2 inch gage bolelele ba teko, litekanyetso tse ka holimo ke: Sehlopha sa A 28, 20; B 22, 12; C 20, 12.
ASTM A106 Sehlopha sa B Pipe Dimensions Kemiso ea
Tekanyetso e akaretsa boholo ba liphaephe ho NPS (National Standard Straight) ho tloha ho 1/8 inch ho isa ho 48 inch (10.3mm DN6 - 1219mm DN1200), ho sa le joalo e tsamaellana le botenya ba lebota bo tloaelehileng ba ASME B 36.10M. Bakeng sa boholo bo bong ho tsoa ho ASME B 36.10M e boetse e lumelloa ho sebelisa litlhaloso tse tloaelehileng.
Lisebelisoa tse so fetoloe
Lisebelisoa tse sebelisoang bakeng sa litlhaloso tse tloaelehileng tsa ASTM A106 li tla sebetsa bakeng sa ho kobeha, ho phunya, kapa mekhoa e tšoanang ea ho etsa. Haeba thepa ea tšepe e lokela ho chesetsoa, ts'ebetso ea welding e lokela ho loketse sehlopha sena sa ASTM A106, 'me e sebetsa bakeng sa tikoloho e sebetsang ea mocheso o phahameng.
Moo ho nang le boemo bo phahameng kapa bo phahameng bakeng sa pipe ea tšepe ea ASTM A106 e hlokahalang, tekanyetso e na le khetho ea boikhethelo bakeng sa litlhoko tsa tlatsetso, bakeng sa liphaephe tse sebelisitseng tekanyetso ena. Ho feta moo, litlhaloso tsena tsa tlatsetso li ile tsa kopa tlhahlobo ea tlatsetso, ha odara e tla etsoa.
Maemo a boletsoeng bakeng sa ho etsa liphaephe tsa ASTM A106
Litlhahiso tsa maemo a ASTM:
a. ASTM A530/ A530M Ena ke litekanyetso tse tloaelehileng bakeng sa litlhoko tse tloaelehileng tsa carbon, le liphaephe tsa alloy.
b. E213 Tekanyetso ea tlhahlobo ea Ultrasonic Examination
c. E309 Tekanyetso ea tlhahlobo ea tlhahlobo ea Eddy Current
d. E381 Tekanyetso ea moralo oa tlhahlobo ea Macroetch, bakeng sa lihlahisoa tsa tšepe litšepe tsa tšepe, li-billet tsa tšepe, lithunthung le litšepe tsa forging.
e. E570 Tekanyetso ea moralo oa tlhahlobo bakeng sa tlhahlobo ea phallo ea phallo ea phala ea tšepe ea ferromagnetic le lihlahisoa tsa lipeipi.
f. Maemo a amanang le ASME:
g. ASME B 36.10M Litlhaloso tse tloaelehileng tsa boholo bo tloaelehileng bakeng sa phala ea tšepe e cheselitsoeng le e se nang moroko.
h. Maemo a amanang le Sesole:
ke. MIL-STD-129 Tekanyetso ea matšoao a thomello le polokelo.
j. MIL-STD-163 Tekanyetso ea ho boloka le ho romella lihlahisoa tsa tšepe tsa tšepe.
k. Tekanyetso ea federal e amanang:
l. Fepa. Std. No. 123 Tekanyetso bakeng sa mekhatlo ea sechaba bakeng sa ho tšoaea le ho romelloa.
m. Fepa. Std. No. 183 Tlhaloso e tloaelehileng bakeng sa letšoao le tsoelang pele la ID bakeng sa lihlahisoa tsa tšepe
n. Boemo bo phahameng:
o. SSPC-SP 6 Tlhaloso e tloaelehileng bakeng sa bokaholimo.
Lihlahisoa tsa rona tse rekisoang
Octalsupplied ASTM A106 Grade A, Grade B, Grade C seamless carbon steel pipes joalo ka maemo a ka tlase:
● E tloaelehileng: ASTM A106, Nace, tšebeletso e bolila.
● Sehlopha: A, B, C
● Mefuta e fapaneng ea bophara ba ka ntle ea OD: NPS 1/8 inch ho ea ho NPS 20 inch, 10.13mm ho isa 1219mm
● Mefuta e mengata ea botenya ba lerako la WT: SCH 10, SCH 20, SCH STD, SCH 40, SCH 80, ho SCH160, SCHXX; 1.24mm ho isa ho 1 inch, 25.4mm
● Boholo ba bolelele: 20ft ho 40ft, 5.8m ho 13m, bolelele bo le bong bo sa reroang ba 16 ho 22ft, 4.8 ho 6.7m, bolelele ba makhetlo a mabeli ka karolelano ea 35ft 10.7m
● E phethela mokoloko: Qetello e sa hlakang, e kobehile, e kholehile
● Ho roala: Pente e ntšo, varnished, epoxy coating, polyethylene coating, FBE le 3PE, CRA Clad le Lined.
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