Carbon Steel Seamless Yeeb Nkab ASTM A106 Qib B

Carbon Steel Seamless Yeeb Nkab ASTM A106 Qib B

Standard Requirement:

Carbon (C) Max rau Qib A 0.25, Rau Qib B 0.30, Qib C 0.35
Manganese (Mn): 0.27-0.93, 0.29-1.06
Sulfur (S) Max: Tsawg dua lossis sib npaug rau 0.035
Phosphorus (P): Tsawg dua lossis sib npaug rau 0.035
Silicon (Si) Min: Ntau dua lossis sib npaug rau 0.10
Chrome (Cr): Tsawg dua lossis sib npaug rau 0.40
Copper (Cu): Tsawg dua lossis sib npaug rau 0.40
Molybdenum (Mo): Tsawg dua lossis sib npaug rau 0.15
Nickel (Ni): Tsawg dua lossis sib npaug rau 0.40
Vanadium (V): Tsawg dua lossis sib npaug rau 0.08

Nco tseg: Tshwj tsis yog tias tus neeg yuav khoom tau teev tseg, rau txhua qhov txo qis ntawm 0.01% qis dua cov pa roj carbon siab tshaj plaws, qhov nce ntawm 0.06% manganese saum toj kawg nkaus yuav raug tso cai mus txog qhov siab tshaj ntawm 1.65% (1.35% rau ASME SA106).

Cov mis elongation:

Hauv 2 nti. [50mm], yuav tsum xam los ntawm: e=625 000 A^0.2 / U^0.9

Rau nti-pound Units, e=1940 A^0.2 / U^0.9

Cov lus piav qhia ntawm e, A, thiab U, thov nrhiav ntawm no. (Kev sib npaug tib yam nrog ASTM A53, API 5L yeeb nkab.)

Tensile Strength, min, psi [MPa] Qib A 48,000 [330], Qib B 60,000 [415], Qib C 70,000 [485]

Yield Strength yam tsawg kawg nkaus ntawm psi [MPa] Qib A 30,000 [205], B 35,000 [240], C 40,000 [275]

Elongation nyob rau hauv 2 nyob rau hauv (50mm), yam tsawg kawg nkaus feem pua,

Rau txhua qhov me me uas tau sim nyob rau hauv tag nrho cov seem, qhov tsawg kawg nkaus elongation transverse mus txawv tebchaws kev xeem: Qib A Longitudinal 35, Transverse 25;

B 30, 16.5; C 30, 16.5;

Nyob rau hauv rooj plaub tus qauv puag ncig 2 nti gage ntev kuaj qauv yog siv, saum toj no qhov tseem ceeb yog: Qib A 28, 20; B 22, 12; C20, 12.

Test Standard for Carbon Steel Seamless Pipe ASTM A106 Qib B:

ib. ASTM A530 / A530M: Qhov no yog cov qauv kev qhia tshwj xeeb rau cov kev xav tau ntawm carbon thiab alloy kav.

b. E213: Tus qauv rau kev xeem Ultrasonic Examination.

c. E309: Tus qauv rau kev xeem Eddy Tam sim no.

d. E381: Tus qauv rau txoj kev npaj ntawm Macroetch test, rau cov khoom steel xws li steel tuav, steel billets, paj, thiab forging steels.

e. E570: Tus txheej txheem rau kev sim phiaj xwm rau kev ntsuas cov dej xau ntawm ferromagnetic steel kav thiab cov khoom siv kav dej.

f. Related ASME Txuj:

g. ASME B 36.10M: Tus qauv specification rau nominal qhov ntau thiab tsawg ntawm welded thiab seamless steel kav.

h. Related Tub Rog Txuj:

i. MIL-STD-129: Tus qauv rau cov cim ntawm kev xa khoom thiab kev cia khoom.

j. MIL-STD-163: Tus qauv rau kev khaws cia thiab xa khoom ntawm cov khoom siv hlau forging.

k. Yam tseem ceeb ntawm tsoom fwv teb chaws:

l. Fed. Std. Tsis yog. 123: Tus qauv rau kev kos npe thiab xa khoom rau cov koom haum pej xeem.

m. Fed. Std. Tsis yog . 183: Tus qauv specification rau nruam ID cim rau steel khoom.

n. Nto standard:

o. SSPC-SP 6: Tus qauv specification rau kev npaj nto.

Cov hlau yuav raug tua hlau, nrog rau cov txheej txheem melting tseem ceeb yog qhib -hearth, yooj yim-oxygen, lossis hluav taws xob- cub tawg, tejzaum nws ua ke nrog cais degassing lossis refining.

Steel cam khwb cia nyob rau hauv ingots los yog strand cam khwb cia yog permissible.

Rau cov yeeb nkab NPS 1-1/2 thiab qis dua, nws yuav tsum tso cai rau cov khoom kub tiav lossis txias kos.

Rau cov yeeb nkab NPS 2 [DN 50] thiab tshaj yuav tsum tau muab cov khoom kub tiav.

Cim npe nrov: Tuam Tshoj carbon steel seamless yeeb nkab astm a106 qib b manufacturers, lwm tus neeg, Hoobkas