ASTM A312 TP904L STP90CL aan sal lahayn oo bir ah
Xaraashyada loo yaqaan 'propanation pipe'
Pipe-ka oo ay la socdaan cajiinka
Pipe-ka ayaa ku rakibay qalab
Ku dhajiday daboolida
ASTM A312 TP316l Birta la jeexjeexan oo leh Flage, ASTM A312 TP904LE SWIPE STEEl Try, ASME STIPENS FLEENSE, 904L Pipe-ka daahsoon, ss 904l selentald ppe-ka alaab-bixiye, biibiile spool been abuur, saxarada tuubbooyinka pre-been
904l Qabanqaabinta birta ah ee 'steel' waxaa ku jira 23% Nickel, 19% Chromium, kaarboon, manganese, silikon, folfurs, sulfur, iyo 4% molybdem, iyo 1.0% naxaasta ah. N08904 Pipe-ka xariifnimo waxay ku xidhantahay iska caabbinta qaddarka iyo xoog ka kooban ka kooban. Maaddadu waxay leedahay awood dhalid ah oo ah 220mpa iyo awood-beel ah oo ah 490mpa. Tuubbada aan jaranjarada lahayn waxay leeyihiin cadaadis xoog leh oo awood u leh oo ka badan tuubbada welded, waxayna sidoo kale leedahay qafiifnimo dhagax weyn oo ah 70-90.904l bir aan sal lahayn Waa wax qabad aad u sareysa austenitic aan sal lahayn, astm a312 tp904l bir bir ah oo bir qalalan oo iftiimaya, oo badanaa loo isticmaalo kiimikaad kiimikaad, dawooyinka, dawada iyo gaaska.
TP904L waa kaarboon hoose, aleoy sare oo xasaasi ah aintatenitic bir aan birta lahayn oo leh iska caabbinta saboolka ah ee aad u wanaagsan, gaar ahaan jawiga sulluric acid iyo jawiga kolojide acid iyo kelloride. Sababta oo ah molybdeum-ka sare ee moly-ka this 904l, ss 904l tuubbada xariifka ah waxay leeyihiin iska caabin aad u wanaagsan oo ku saabsan weerarka maxalliga ah, gaar ahaan qaababka gogosha sida galka iyo crecice-ka. Intaa waxaa sii dheer, Din 1.4539 Ppef waxay leedahay iska caabbinta aad u wanaagsan oo lagu yareynayo aashitada isla markaana raacitaanka naxaasta ah waxay siisaa ASTM ASIN Acid Asicord of sulsuric acid ee uruurinta kaladuwan.

Qulqulka alxamida ASTM ASM A312 TP904l Birta la yaab leh oo la yaab leh, Flaleds waxaa badanaa lagu qeexaa si ka duwan si gaar ah, oo loo baahan yahay in loo xusho iyadoo loo eegayo arjiga la filayo iyo shuruudaha. Flangas-ka ayaa sida caadiga ah lagu dhejiyaa tuubooyinka, oo xiriir ka dhexeeya cajiinka iyo tuubooyinka waxaa lagu xiray gascaata. Waa muhiim in lala shaqeeyo alaab-qeybiye sumcad leh si loo hubiyo in 904l tuubbada Fle Flage ay la kulmaan faahfaahinta loo baahan yahay waxaana loo soo saaray heerarka ugu sareeya ee tayo sare leh.
HT Pipe waa a 904l seasion-ka oo soo saari doonta oo soo saari doonta sapool. Aqoon-isweydaarsiyadayada iyo tas-hiilaadka dhirta waxaa ka shaqeeya xirfadleyaal xirfad leh, tuubbada tuubbada, tuubbada gogoldhigga, wel wel weltes oo horay loogu soo diro si loo saleeyo si sahlan iyadoo la adeegsanayo graurs, giiuges iyo aalado kale oo golayaal ah. U adeegso luuqadaha luulka ee vermm Asm A312 TP904L Birta birta aan sal lahayn
Halabuurka kiimikada ee 904l tuubbada
| Curiye | Ss 904l |
| J | 0.020 max |
| MN | 2.00 max |
| Si | 1.00 max |
| P | 0.040 max |
| S | 0.030 max |
| Cr | 19.00 – 23.00 |
| Mo | 4.00 - 5.00 max |
| Ni | 23.00 – 28.00 |
| Cut | 1.00 – 2.00 |
Guryaha farsamada ASTM A312 904l ss semipe
| Curiye | Ss 904l |
| Cucid | 7.95 g \ / cm3 |
| Dhibcaha dhalaalaya | 1350 ° C (2460 ° F) |
| Awooda TSensile | PSI - 71000, MPA - 490 |
| Xoog u dhaliso (0.2% FARSAMADA) | PSI - 32000, MPA - 220 |
| Doogis | 35% |
ASTM A312 904l STIANTAL STIPE TIFE TILMAAMAHA
| Sharaxaadda tuubooyinka | ASTM A312 \ / Asme SA 312 |
| Heerka tuubbada | Din, j, astm, en, Gb, Aisi, Asme |
| Dhumuc dhumuc weyn | 0.3mm - 50 mm |
| Tuubbada dibedda ee goynta ah | 6.00 mm od ilaa 250 mm od, oo cabbirkeedu yahay ilaa 12 "nb |
| Jadwalka Pipe | SCH 5, Sch10, SCH 40, SCH 80, SCH 80s, SCH 160, Sch XXS, Sch XS |
| Tuubada & tuubada dhamaadka | Dhamaad cad, dhamaadka la galiyay, tuubbada la isku halleeyay. |