I. Kedu ihe bụAPI5L
1. API5L-B pipeline ígwè, Ẹkot L245 ika Wuyang Iron na ígwè, L245 bụ nke ala alloy usoro, price bụ dịtụ elu, price nke dị iche iche ihe abụghị otu, tumadi eji mmanụ pipelines, eke pipelines, wdg, bụ ọkpọkọ eriri mmiri dị ala, arụmọrụ ya na ọkpọkọ enweghị nkebi 20 # fọrọ nke nta ka ọ bụrụ.
2. Ihe bụX52 ọkwa ọkpọkọ ọkpọkọ ígwèígwè ahịrị, nke bụ ụdị ígwè nwere ihe pụrụ iche a chọrọ iji bufee mmanụ na pipeline gas.Dabere na ọkpụrụkpụ na n'usoro n'usoro, enwere ike imepụta ya site na igwe igwe na-akpụgharị ọkụ na-aga n'ihu, igwe igwe na-akpụgharị ọkụ ma ọ bụ igwe ihe igwe na-ajụ oke ma guzobe ya na ọkpọkọ nchara buru ibu site na ịgbado ọkụ ma ọ bụ UOE kwụ ọtọ.
3. Ọkpụkpụ ígwè na-enweghị ntụpọ ma ọ bụ welded, ọkọlọtọ bụAPI 5L (pipeline ọkpọkọ) PSL2bụ otu n'ime akara ule, nke ọzọ bụ PSL1 ma e jiri ya tụnyere, PSL2 chọrọ dị elu karịa PSL1API 5L bụ pipeline pipe nkọwapụta nke American Petroleum Institute mere, B bụ otu n'ime pipeline ígwè akara ule.
II.ọkọlọtọ API5L
1.API5L ọkọlọtọ, ọnụ ọgụgụ nke nkwonkwo nke ígwè PIPE na PIPE WLD 10 "SCH STD API5L ASTM A106 GRB enweghị nkebi nchara nchara n'otu akụkụ agaghị agafe 50% nke ọnụ ọgụgụ nke ọkpọkọ. Tupu echichi, ọkpọkọ ọkpọkọ ga-ekpochapụ na hichaa oghere nke mkpọpu ma ọ bụ ikuku dị elu iji wepụ ihe mkpofu n'ime oghere ndị ahụ (oghere ahụ agaghị abụ ihe na-erughị 127cm) na-emezu ihe ndị a chọrọ ma gbochie nkwụnye oghere.
2. Cr:≤025 Nickel Ni:≤030 Copper Cu:≤025 Mechanical Njirimara: Tensile ike nke sigma b (MPa): 560 (57) ma ọ bụ elu mkpụrụ ike sigma s (MPa): 335 (34) ma ọ bụ elu elongation delta (%) : mbelata acuity nke mpaghara nke 18 bits (%) : 45 ma ọ bụ karịa mmetụta ike Akv (J): 55 ma ọ bụ karịa mmetụta siri ike ụkpụrụ nke alfa kv (J/cm2).
3.API 5L ọkọlọtọ na-ekpuchi mmepụta chọrọ nke pipeline ígwè, karịsịa maka ike nkwụsị, na-enye ike, ime ụlọ okpomọkụ mmetụta siri ike, elongation na nkwụsịtụ, wdg Dị ka ụdị pipeline ígwè, API 5L na-ekewa n'ime nchara nchara n'ozuzu na pụrụ iche. ígwè ọkpọkọ, n'etiti nke izugbe ígwè ọkpọkọ kewara n'ime nkịtị ígwè ọkpọkọ na elu ike ígwè ọkpọkọ, API 5L ọkọlọtọ na-ekpuchikwa usoro mmepụta chọrọ nke pipeline ígwè.
III, kedu ihe API5Lgrb
1. API 5LGRB enweghị nkebi ma ọ bụwelded ígwè anwụrụ, ọkọlọtọ bụ API 5L (petroleum pipeline pipe), PSL2 bụ otu n'ime ọkwa, ndị ọzọ larịị bụ PSL1 tụnyere, PSL2 chọrọ dị elu karịa PSL1API 5L bụ pipeline pipe nkọwapụta mepụtara American Petroleum Institute, B bụ ụdị. nke pipeline ígwè ọkwa.
2.ASME SA517, ASTM A517 mgbali ụgbọ mmiri gbanyụrụ na tempered elu ike alloy steel efere ASME SA517/SA517M ọkọlọtọ gụnyere: SA517GrA, SA517GrB, SA517GrH, SA517GrS, SA517GrP, SA517GrF, SA517GrF, SA517Ọkọlọtọ ASTM A517/A517M gụnyere: A517GrA,.
3. NnwetaAPI 5L PSL2ọkọlọtọgburugburu ígwè anwụrụGrB-X70 Outer dayameta 219-3650 mm Ndewo, anyị na-emepụta ọkpọkọ spiral maka afọ 24, anyị na-atụ anya ka anyị nwee ohere iji kwado gị.
Oge nzipu: Eprel-14-2023