C17000 - ASTM B194-2015

Grade	C17000
Corresponding Standard	ASTM B194-2015 Standard Specification for Copper-Beryllium Alloy Plate, Sheet, Strip, and Rolled Bar
Classification	Copper and Copper Alloys

C17000 Chemical Element Composition Content (%)

Component	Si	Be	Al	More
Minimum Value	-	1.6	-	Cu:余量；Ni+Co≥0.2；Ni+Co+Fe≤0.6
Maximum Value	0.2	1.85	0.2	Cu:余量；Ni+Co≥0.2；Ni+Co+Fe≤0.6

C17000 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Hardness HBW
棒材,厚板,薄板,带材;t≤4.78	Precipitation hardening - at (TF00)	1035~1240	≥895	≥3	HR ≥33
Bars, thick plates, thin plates, strips; t > 4.78	Precipitation hardening - at (TF00)	1140~1345	≥895	≥3	≥36
棒材,厚板,薄板,带材	1/4-Hard + Precipitation Heat Treatment - 1/4HT (TH01)	1105~1310	≥930	≥2.5	≥35
棒材,厚板,薄板,带材	1/2-Hard + Precipitation Heat Treatment - 1/2HT (TH02)	1170~1380	≥1000	≥1	≥37
棒材,厚板,薄板,带材	Hard + Precipitation Heat Treatment - HT (TH04)	1240~1450	≥1070	≥1	≥38
棒材,厚板,薄板,带材	Milling hardening - AM (TM00)	690~760	485~655	≥18	≥18
棒材,厚板,薄板,带材	Milling hardening - 1/4 HM (TM01)	760~825	550~760	≥15	≥20
棒材,厚板,薄板,带材	Milling hardening - 1/2 HM (TM02)	825~930	655~860	≥12	≥24
棒材,厚板,薄板,带材	hard(mill hardened)-HM(TH04)	930~1035	760~930	≥9	≥28
棒材,厚板,薄板,带材	spriing hard(mill hardened)-SHM(TM05)	1035~1100	860~965	≥9	≥31
棒材,厚板,薄板,带材	mill hardened-XHM(TM06)	1070~1205	930~1140	≥3	≥32

Approximate Comparison Table Processing of High Copper Alloys

China		Japan	United States		International Organization for Standardization		Germany		Russia	United Kingdom
GB	ISC	JIS	ASTM	UNS	ISO	Numerical Grade	DIN EN/DIN	W-Nr.	GOST	Commercial Grade	BS EN/BS
TBe1.7 QBe1.7	T17700	C1700 C17000	98Cu-1.7Be-.3Co	C17000	CuBe1.7	C17000	CuBe1.7	C17000 2.1245	БрБНТ1.7	CB101	C17000

C17000 Corresponding Standards(Same grade name, different standards)

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