Ụdị Europe maka China API 5L/ASTM A106/A53 Gr. B Carbon Steel Pipe enweghị nkebi
Ụlọ ọrụ ahụ na-agbaso echiche usoro ahụ "njikwa sayensị, ịdị elu dị elu na ịrụ ọrụ nke ọma, onye na-azụ ihe kachasị maka.Carbon Steel tube enweghị nkebi, China enweghị nkebi tube, Ugbu a asọmpi n'ọhịa a dị oke egwu; mana anyị ka ga-enye ezigbo mma, ọnụahịa ezi uche dị na ya na ọrụ kacha elebara anya na mbọ iji nweta ebumnuche mmeri. "Gbagharịa maka mma!" bụ isiokwu anyị, nke pụtara "Ụwa ka mma dị n'ihu anyị, ya mere ka anyị nụ ụtọ ya!" Gbanwee ka mma!
Ka anyị lelee eserese na ngwugwu maka ndị ahịa
Nchịkọta
Ngwa
Igwe anaghị agba nchara maka ọrụ okpomọkụ dị elu ASTM A106, dabara maka oke okpomọkụ
Isi ọkwa
Ọkwa nke igwe nrụpụta carbon dị elu: GR.A, GR.B, GR.C
Ngwakọta kemịkalụ
Nhazi, ( | |||
Ọkwa A | Ọkwa B | Ọkwa C | |
Carbon, max | 0.25A | 0.3B | 0.35B |
Manganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
Phosphorus, max | 0,035 | 0,035 | 0,035 |
Sulfur, max | 0,035 | 0,035 | 0,035 |
Silikoni, min | 0.10 | 0.10 | 0.10 |
Chrome, maxC | 0.40 | 0.40 | 0.40 |
Ọla kọpa, maxC | 0.40 | 0.40 | 0.40 |
Molybdenum, maxC | 0.15 | 0.15 | 0.15 |
Nickel, maxC | 0.40 | 0.40 | 0.40 |
Vanadium, maxC | 0.08 | 0.08 | 0.08 |
A Maka mbelata ọ bụla nke 0.01% n'okpuru oke carbon akọwapụtara, mmụba nke 0.06% manganese karịa nke akọwapụtara ka a ga-ahapụ ruo oke nke 1.35%. | |||
B Ọ gwụla ma onye zụrụ ya akọwapụtaghị ya, maka mbelata ọ bụla nke 0.01% n'okpuru oke carbon a kapịrị ọnụ, mmụba nke 0.06% manganese karịa nke akọwapụtara ka a ga-ahapụ ruo oke 1.65%. | |||
C ihe ise a jikọtara agaghị agafe 1%. |
Ngwongwo igwe
Ọkwa A | Ọkwa B | Ọkwa C | ||||||
Ike tensile, min, psi(MPa) | 48 000 (330) | 60000 (415) | 70000 (485) | |||||
Ike mpụta, min, psi(MPa) | 30000 (205) | 35 000 (240) | 40000 (275) | |||||
Ogologo ogologo | Transverse | Ogologo ogologo | Transverse | Ogologo ogologo | Transverse | |||
Mgbatị n'ime inch 2 (50 mm), nkeji, % Basic kacha nta elongation transverse warara ule, na niile obere nha nwalere na zuru ngalaba | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
Mgbe ọkọlọtọ gburugburu 2-in. (50-mm) a na-eji ihe nlere anya ogologo nlele | 28 | 20 | 22 | 12 | 20 | 12 | ||
Maka ule eriri ogologo ogologo | A | A | A | |||||
Maka ule ntụgharị ntụgharị, mwepu maka 1/32-in ọ bụla. (0.8-mm) mbelata nke mgbidi dị n'okpuru 5/16 inch (7.9 mm) site na ntinye kacha nta nke kacha nta nke pasent ndị a ga-eme. | 1.25 | 1.00 | 1.00 | |||||
A ga-ekpebi elongation kacha nta na inch 2 (50 mm) site na nha nha ndị a: | ||||||||
e=625000A 0.2 / U 0.9 | ||||||||
maka nkeji inch-paụnd, na | ||||||||
e=1940A 0.2 / U 0.9 | ||||||||
maka nkeji SI, | ||||||||
ebe: e = elongation kacha nta na 2 in. (50 mm), %, gbachie na 0.5% kacha nso, A = mpaghara obe nke ihe nlere ule erughị ala, in.2 (mm2), dabere na nke akọwapụtara n'èzí ma ọ bụ n'ọnụ ọnụ nke akọwapụtara n'èzí dayameta ma ọ bụ obosara ihe atụ na ọkpụrụkpụ mgbidi akọwapụtara, gbachie na 0.01 in.2 (1 mm2) kacha nso. . (Ọ bụrụ na mpaghara si otú a gbakọọ hà nhata ma ọ bụ karịa 0.75 in.2 (500 mm2), mgbe ahụ, uru 0.75 in.2 (500 mm2) ga-eji.), na U = ike tensile akọwapụtara, psi (MPa). |
Achọrọ nnwale
Na mgbakwunye na ịgba mbọ hụ na mejupụtara kemịkalụ na akụrụngwa akụrụngwa, a na-eme nnwale hydrostatic n'otu n'otu, a na-eme nnwale flaring na flattening. . Na mgbakwunye, enwere ụfọdụ ihe achọrọ maka microstructure, nha ọka, na oyi akwa decarburization nke ọkpọkọ ígwè emechara.
Ikike inye
Ịkwanye ikike: 1000 ton kwa ọnwa kwa ọkwa nke ASTM SA-106 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