'UNS S21800 化学成分 C=0,10 Mn=7,00～9,00 Si=3,50～4,50 Cr=16,00～18,00 Ni=8,00～9,00 N0,08～0,18 力学性能抗拉强度= 655 MPa 屈服强度= 345 MPa 伸长率2 %= 35 % min 用途 阀门、 闩紧系统、辊轴承、泵井、食品加工、医药、汽车、航空航天、核等方面. 这两种材料在力学性能上有着很大的差异,UNS S21800 材料在工业用途上远远优于316L ,是两个不同等级的材料.镍基合金

 Nominal Chemical CompositionAlloyAMSUNS/W.Nr.CrNiMoSiFeOtherDescription

RA330®	5592 5716	N08330 1.4886	19	35		1.25	43	0.05 C, 1.5 Mn	The workhorse of austenitic heat resistant alloys. Good strength, carburization and oxidation resistance up to 2100°F.
RA333®	5593 5717	N06333 2.4608	25	45	3.0	1.0	18	3.0 Co, 0.05 C, 3.0 W	A nickel base superalloy with excellent carburization, oxidation, and hot corrosion resistance. It has high creep rupture strength with exceptional ability to withstand repeated thermal shock.
RA 602 CA®	-	N06025 2.4633	25	63	-	-	9.5	0.18 C, 2.2 Al, 0.1 Y, 0.08 Zr	One of the most oxidation resistant high strength, heat resistant nickel alloys available. Useful through 2200°F.
inconel600	-	N06600 2.4816	15.5	76	-	0.2	8.0	0.2 Al, 0.2 Ti	A nickel-chromium alloy with good carburization and oxidation resistance through 2000°F.
601	5870 5715	N06601 2.4851	22.5	61.5	-	0.2	14	1.4 Al, 0.3 Mn, 0.05 C	A nickel base alloy with high chromium and an aluminum addition. Outstanding oxidation resistance to 2200°F, good strength and carburization resistance.
800H/HT	-	N08811 N08810 1.4959 1.4876	21	31	-	0.4	45	0.4 AI, 0.6 Ti	High strength austenitic heat resistant alloy for ASME code applications to 1650°F.
AL-6XN®	-	N08367	20.5	24	6.3	0.4	48	0.3 Mn, 0.22 N, 0.02 C	A high molybdenum superaustenitic with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. Suitable for use in pulp mill bleach plants, seawater heat exchangers and chemical process equipment.
Alloy 20	-	N08020 2.4660	20	33	2.2	0.4	40	3.3 Cu, 0.5 Cb, 0.4 Mn, 0.02 C	The alloy designated specifically to withstand sulfuric acid. Practical immunity to chloride stress corrosion cracking. Stabilized to prevent intergranular corrosion as welded. Resistant to polythionic acid SCC.
inconel625_N06625	5599 5666 5837	N06625 2.4856	21.5	61	9.0	0.1	5.0	3.6 Cb, 0.4 Al, 0.4 Ti	High creep-rupture strength, oxidation resistant to 1800°F (982°C). Excellent resistance to hot seawater, scrubber environments and reducing acids.
825	B 424, B 425, B 423, B 162	NO8825							incoloy825现货库存提供incoloy825板材，薄板，棒材，无缝管，焊管和焊材.
718	5596 5662 5663 5832	N07718 2.4668	19	52	3.0	-	19	0.5 Al, 0.9 Ti, 5.0 Cb, 0.002 B	Nickel alloy precipitation hardened by gamma prime and double prime. Readily fabricated, weldable even in the hardened condition. Used for gas turbine components to 1200°F, as well as for cryogenic equipment.
718 NACE	-	N07718 2.4668	19	52	3.0	0.1	19	5.0 Cb	Age hardened nickel alloy commonly used in oil and gas applications for its high strength and moderate corrosion resistance. Meets API 6A.
X	5536 5754 5798	N06002 2.4665	22	47	9.0	-	18	1.7 Co, 0.5 Al, 0.15 Ti, 0.6 W	Good strength, fabricability and excellent oxidation resistance through 2000°F. Widely used for aircraft, marine and industrial gas turbine combustors.
X-750	5542, 5598	NO7750	15.0	73.0	-	0.2	7.0	0.7 Al, 2.5 Ti, 0.9 Cb, 0.04 C	Alloy X-750 is a nickel chromium alloy similar to Alloy 600 but made precipitation hardenable by additions of aluminum and titanium
904L		N08904	21	25	4.5	0.5	45	1.7 Mn, 1.6 Cu	904L is an austenitic alloy designed for a middle to high level of corrosion resistance above the levels of 316 and 317 stainless.
400	B 127, B 163, B 164, B 165	N04400	-	66	-	0.2	1.5	1.0 Mn, 31 Cu, 0.1 C	Alloy 400 is a ductile nickel-copper alloy with resistance to a wide range of corrosive environments.
K-500	B 865	N05500	-	66	-	-	1.5	28 Cu, 2.7 Al, 0.6 Ti, 0.1 C, 1.0 Mn	Alloy K-500 is a nickel-copper alloy, which combines the excellent corrosion resistance of alloy 400 with the added advantages of greater strength and hardness.
W	5786	N10004	5.0	65	24	-	5.5	0.3 V	Alloy W is a solid solution strengthened nickel superalloy developed primarily as a filler metal for welding dissimilar alloys, AWS ERNiMo-3
C-263	5966	N07263	20	51	5.8	-	-	20 Co, 2.2 Ti, 0.4 Ti, 0.02 Zr, 0.001 B	Alloy C263 is an aluminum-titanium age hardening nickel base superalloy welding wire.

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