A na-ejikarị ASTM A106 enweghị nkebi mgbali elu (nke a makwaara dị ka ASME SA106 pipe) na-ewu mmanụ na gas refineries, ụlọ ọrụ ọkụ, petrochemical osisi, ji esi mmiri ọkụ, na ụgbọ mmiri ebe ọkpọkọ ga-ebufe mmiri na gas nke na-egosipụta okpomọkụ dị elu na ọkwa nrụgide. .
ASTM A106 Seamless Pressure Pipe (nke a makwaara dị ka ASME SA106 pipe) na-ekpuchi ọkpọkọ mgbidi carbon nchara na-enweghị ntụpọ maka ọrụ okpomọkụ dị elu.Kwesịrị ekwesị maka ịgbagọ, flanging na arụ ọrụ nhazi yiri ya.
ASTM A106 Ọkwa B pipe dị ka ASTM A53 Ọkwa B na API 5L B na ọnọdụ kemịkalụ na akụrụngwa akụrụngwa, n'ozuzu na-eji carbon steel na ike na-enye opekempe 240 MPa, ike ike 415 Mpa.
Uzo nnwale maka ASTM A106 A, B, C bụ ule na-agba agba, ule hydrostatic, ule eletrik na-adịghị emebi emebi, ule Ultrasonic, ule eddy ugbu a, ule ịgbapụta mmiri, a ga-amara gị ọkwa ma ọ bụ soro ndị ahịa kparịta usoro nnwale ndị a iji gosi ụdị nke a. a ga-etinye ule.
Ọnụnọ anyị na-ere ahịa:
ASTM A106 Octal wetara Ọkwa A, Ọkwa B, Ọkwa C enweghị nkebi carbon ígwè ọkpọkọ dị ka n'okpuru ọnọdụ:
| Ọkọlọtọ | ASTM A106, Nace, ọrụ utoojoo. |
| Ọkwa | A, B, C |
| Oke dayameta mpụta OD | NPS 1/8 inch ruo NPS 20 inch, 10.13mm ruo 1219mm |
| Oke nke WT mgbidi ọkpụrụkpụ | SCH 10, SCH 20, SCH STD, SCH 40, SCH 80, ruo SCH160, SCHXX;1.24mm ruo 1 inch, 25.4mm |
| Ogologo ogologo | 20ft ruo 40ft, 5.8m ruo 13m, otu ogologo random nke 16 ruo 22ft, 4.8 ruo 6.7m, ogologo enweghị usoro okpukpu abụọ na nkezi 35ft 10.7m |
| Akwụsị usoro | Ngwugwu larịị, gbagọrọ agbagọ, eri |
| Mkpuchi | Agba ojii, varnished, mkpuchi epoxy, mkpuchi polyethylene, FBE na 3PE, CRA Clad na Lined. |
Ngwakọta kemịkalụ:
| Carbon C | 0.17% - 0.2% |
| Si | 0.17% ruo 0.37% |
| Mn | 0.35% ruo 0.65% |
| Sulfur s | 0.035% |
| Phosphorus P | 0.035% |
| Cr | ≤0.25% |
| nickel nickel | ≤0.25% |
| Cu | ≤0.25% |
Njirimara igwe:
| Ike tensile σ B (MPA) | 410 (42) |
| Ike mpụta σ s (MPA) | 245 (25) |
| Mgbatị δ (%) | ≥ 25 |
| Mbelata mpaghara ψ (%) | ≥5, |
| Isi ike | enweghị ọgwụgwọ okpomọkụ, ≤ 156hb |
Oge nzipu: Ọktoba 15-2020