B103 C52100 C - ASTM B103/B103M-2019

Grade	B103 C52100
Old Grade
Corresponding Standard	ASTM B103/B103M-2019 Standard Specification for Phosphor Bronze Plate, Sheet, Strip, and Rolled Bar
Classification	Copper and Copper Alloys

B103 C52100 Chemical Element Composition Content (%)

Component	Fe	P	Pb	Zn	Sn	More
Minimum Value	-	0.03	-	-	7	Cu:余量
Maximum Value	0.1	0.35	0.05	0.2	9	Cu:余量

B103 C52100 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Hardness HBW
Thick plates, rolled bars, thin plates, strips; t > 4.775	Hot Rolled (M20)	345~540
Thick plates, rolled bars, thin plates, strips; t > 0.991	Soft Annealing (O60)	365~460	HRB 29~70
Thick plates, rolled bars, thin plates, strips; t > 0.737	Soft Annealing (O60)		HR 38~68
Thick plates, rolled bars, thin plates, strips; 0.508 < t ≤ 0.991	Soft Annealing (O60)		HRB 20~66
Thick plates, rolled bars, thin plates, strips; 0.254 < t ≤ 0.737	Soft Annealing (O60)		HR 27~62
Thick plates, rolled bars, thin plates, strips; t > 0.991	Half-Hard (H02)	475~580	HRB 76~91
Thick plates, rolled bars, thin plates, strips; t > 0.737	Half-Hard (H02)		HR 67~78
Thick plates, rolled bars, thin plates, strips; 0.508 < t ≤ 0.991	Half-Hard (H02)		HRB 69~88
Thick plates, rolled bars, thin plates, strips; 0.254 < t ≤ 0.737	Half-Hard (H02)		HR 63~75
Thick plates, rolled bars, thin plates, strips; t > 0.991	Hard (H04)	585~690	HRB 91~97
Thick plates, rolled bars, thin plates, strips; t > 0.737	Hard (H04)		HR 76~81
Thick plates, rolled bars, thin plates, strips; 0.508 < t ≤ 0.991	Hard (H04)		HRB 89~95
Thick plates, rolled bars, thin plates, strips; 0.254 < t ≤ 0.737	Hard (H04)		HR 73~80
Thick plates, rolled bars, thin plates, strips; t > 0.991	Over-Hardening (H06)	670~770	HRB 95~100
Thick plates, rolled bars, thin plates, strips; t > 0.737	Over-Hardening (H06)		HR 78~83
Thick plates, rolled bars, thin plates, strips; 0.508 < t ≤ 0.991	Over-Hardening (H06)		HRB 93~98
Thick plates, rolled bars, thin plates, strips; 0.254 < t ≤ 0.737	Over-Hardening (H06)		HR 77~82
Thick plates, rolled bars, thin plates, strips; t > 0.991	spring(H08)	725~820	HRB 97~102
Thick plates, rolled bars, thin plates, strips; t > 0.737	spring(H08)		HR 79~84
Thick plates, rolled bars, thin plates, strips; 0.508 < t ≤ 0.991	spring(H08)		HRB 95~100
Thick plates, rolled bars, thin plates, strips; 0.254 < t ≤ 0.737	spring(H08)		HR 78~83
Thick plates, rolled bars, thin plates, strips; t > 0.991	extra-spring(H10)	760~840	HRB 98~103
Thick plates, rolled bars, thin plates, strips; t > 0.737	extra-spring(H10)		HR 80~84
Thick plates, rolled bars, thin plates, strips; 0.508 < t ≤ 0.991	extra-spring(H10)		HRB 96~101
Thick plates, rolled bars, thin plates, strips; 0.254 < t ≤ 0.737	extra-spring(H10)		HR 79~83

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