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ASTM B637-12e1

Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
- 발행일 : 2012-05-01
- 발행기관 : ASTM
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1.1 This specification² covers hot- and cold-worked precipitation-hardenable nickel alloy rod, bar, forgings, and forging stock for moderate or high temperature service (Table 1).

TABLE 1 Chemical Requirements


Element	Composition Limits, %
	UNS N07022	UNS N07208	UNS N07252 (Formerly Grade 689)	UNS N07001 (Formerly Grade 685)	UNS N07500 (Formerly Grade 684)	UNS N07750 (Formerly Grade 688)	UNS N07718 (Formerly Grade 718)
Carbon	0.010 max	0.04–0.08	0.10–0.20	0.03–0.10	0.15 max	0.08 max	0.08 max
Manganese	0.5 max	0.3 max	0.50 max	1.00 max	0.75 max	1.00 max	0.35 max
Silicon	0.08 max	0.15 max	0.50 max	0.75 max	0.75 max	0.50 max	0.35 max
Phosphorus	0.025 max	0.015 max	0.015 max	0.030 max	0.015 max	...	0.015 max
Sulfur	0.015 max	0.015 max	0.015 max	0.030 max	0.015 max	0.01 max	0.015 max
Chromium	20.0–21.4	18.5–20.5	18.00–20.00	18.00–21.00	15.00–20.00	14.00–17.00	17.0–21.0
Cobalt	1.0 max	9.0–11.0	9.00–11.00	12.00–15.00	13.00–20.00	1.00 max^A	1.0 max^A
Molybdenum	15.5–17.4	8.0–9.0	9.00–10.50	3.50–5.00	3.00–5.00	...	2.80–3.30
Columbium (Nb) + tantalum	...	...	...	...	...	0.70–1.20	4.75–5.50
Titanium	...	1.90–2.30	2.25–2.75	2.75–3.25	2.50–3.25	2.25–2.75	0.65–1.15
Aluminum	0.5 max	1.38–1.65	0.75–1.25	1.20–1.60	2.50–3.25	0.40–1.00	0.20–0.80
Zirconium	...	0.020 max	...	0.02–0.12	...	...	...
Boron	0.006 max	0.003–0.010	0.003–0.01	0.003–0.01	0.003–0.01	...	0.006 max
Iron	1.8 max	1.5 max	5.00 max	2.00 max	4.00 max	5.00–9.00	remainder^B
Copper	0.5 max	0.1 max	...	0.50 max	0.15 max	0.50 max	0.30 max
Nickel	remainder^B	remainder^B	remainder^B	remainder^B	remainder^B	70.00 min	50.0–55.0
Tantalum	0.2 max	0.1 max	...	...	...	...	...
Columbium (Niobium)	...	0.2 max	...	...	...	...	...
Tungsten	0.8 max	0.5 max	...	...	...	...	...
	UNS N07080 (Formerly Grade 80A)	UNS N07752	UNS N09925	UNS N07725
Carbon	0.10 max	0.020–0.060	0.03 max	0.03 max
Manganese	1.00 max	1.00 max	1.0 max	0.35 max
Silicon	1.00 max	0.50 max	0.5 max	0.20 max
Phosphorus	...	0.008 max	0.03 max	0.015 max
Sulfur	0.015 max	0.003 max	0.03 max	0.010 max
Chromium	18.00–21.00	14.50–17.00	19.5–22.5†	19.00–22.50†
Cobalt	...	0.050 max	...	...
Molybdenum	...	...	2.5–3.5	7.00–9.50
Columbium (Nb) + tantalum	...	0.70–1.20	0.5 max (Nb only)	2.75–4.00
Titanium	1.80–2.70	2.25–2.75	1.9–2.40	1.00–1.70
Aluminum	0.50–1.80	0.40–1.00	0.1–0.5	0.35 max
Boron	...	0.007 max	...	...
Iron	3.00 max	5.00–9.00	22.0 min	remainder^B
Copper	...	0.50 max	1.5–3.0	...
Zirconium	...	0.050 max	...	...
Vanadium	...	0.10 max†	...
국제분류(ICS)코드
페이지수	7
Edition	12e1

이력정보

No.	표준번호	표준명	발행일	상태
1	ASTM B637-25상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2025-05-01	표준
2	ASTM B637-23상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2023-12-01	구판
3	ASTM B637-18상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2018-11-01	구판
4	ASTM B637-16상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2016-10-01	구판
5	ASTM B637-15상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2015-10-01	구판
6	ASTM B637-12e1상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2012-05-01	구판
7	ASTM B637-12상세보기	Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service	2012-05-01	구판
8	ASTM B637-06(2011)상세보기	Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service	2011-06-01	구판
9	ASTM B637-06상세보기	Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service	2006-12-01	구판
10	ASTM B637-06e1상세보기	Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service	2006-12-01	구판
11	ASTM B637-03상세보기	Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service	2003-06-10	구판
12	ASTM B637-98상세보기	Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service	1998-04-10	구판