Mar 25, 2024 Gadewch neges

Beth yw safon ASTM A333

ASTMA333, pibell ddur di-dor ar gyfer pibellau cryogenig, sy'n addas ar gyfer -45 gradd --195 pibellau llestr pwysedd cryogenig gradd gradd yn ogystal â phibell ddur di-dor ar gyfer pibellau cyfnewidydd gwres cryogenig.
Y prif raddau yw: ASTM A333-Gradd 1, Grade3, Grade4, Grade6, Grade7, Grade8, Grade9, Grade10, Grade11.

A33 LTCS Pipe

Gofynion Cyfansoddiad Cemegol ASTM A333

Cyfansoddiad Cemegol ASTM A333
Elfen	Gradd 1, %	Gradd 3, %	Gradd 4, %	Gradd 6, %	Gradd 7, %	Gradd 8, %	Gradd 9, %	Gradd 10, %	Gradd 11, %
C	0.30	0.19	0.12	0.30	0.19	0.13	0.20	0.20	0.10
Mn	0.40–1.06	0.31–0.64	0.50–1.05	0.29–1.06	0.90	0.90	0.40–1.06	1.15–1.50	0.60
P	0.025	0.025	0.025	0.025	0.025	0.025	0.025	0.035	0.025
S	0.025	0.025	0.025	0.025	0.025	0.025	0.025	0.015	0.025
Os	...	0.18–0.37	0.08–0.37	0.10 mun	0.13–0.32	0.13–0.32	...	0.10–0.35	0.35
Ni	...	3.18–3.82	0.47–0.98	0.40	2.03–2.57	8.40–9.60	1.60–2.24	0.25	35.0–37.0
Cr	...	...	0.44–1.01	0.30	...	...	...	0.15	0.50
Cu	...	...	0.40–0.75	0.40	...	...	0.75–1.25	0.15	...
Al	...	...	0.04–0.30	...	...	...	...	0.06	...
V	...	...	...	0.08	...	...	...	0.12	...
Cb	...	...	...	0.02	...	...	...	0.05	...
Mo	...	...	...	0.12	...	...	...	0.05	0.50
Co	...	...	...	...	...	...	...	...	0.50

A333 Gr6 low carbon steel pipe

Pâr o

Gwahaniaeth rhwng pibell p235gh a p265gh

Nesaf

Beth yw'r gwahaniaeth rhwng pibell A53 ac A500

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