Product Line, Size and tolerances

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Available range of production

Akita and China Plant put together.
Pink zone shows 'Extra range'.
Available production range depends on production volume.
Please contact to Business Center for further more information.

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Size and tolerances

Tolerance in thickness
Thickness (mm)	Standard tolerance	Special tolerance
less than 0.05	+/- 0.003	+/- 0.001
0.05 and over - less than 0.10	+/- 0.004	+/- 0.002
0.10 and over - less than 0.15	+/- 0.005	+/- 0.002
0.15 and over - less than 0.20	+/- 0.007	+/- 0.003
0.20and over - less than 0.25	+/- 0.008	+/- 0.004
0.25 and over - less than 0.30	+/- 0.010	+/- 0.005
0.30 and over - less than 0.35	+/- 0.012	+/- 0.005
0.35 and over - less than 0.40	+/- 0.015	+/- 0.007

Tolerance in width
Width(mm) Thickness(mm)	Width tolerance
	less than 50	50 - 500
less than 0.15	+/- 0.05	+/- 0.1 - 0.5
0.15 and over	+/- 0.10	+/- 0.1 - 0.5

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Product Line

Copper alloy	Nickel alloy	Stainless steel (Austenitic)
Aluminum alloy	New/Rare Metal	Stainless steel (athers)	Back to Top

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Copper Alloy
Type		JIS	Application
Nonferrous Metals Copper alloy	Tough Pitch Copper	C1100R	Circuit base
	Phosphorus-deoxidized Cu	C1220R
	Brass Strip	C2680R	Dial plate
	Red Brass	C2300RS	Folding screen
	Phosphor Bronze	C5191R	Relay, Switch, Spring, Connector, Diaphragm
	Phosphor Bronze	C5212R
	Phosphor Bronze for Spring	C5210R
	Nickel-Silver	C7521R
	Nickel-Silver for Spring	C7701R
	Beryllium-Copper Alloy	C1720R
	Be-Cu Alloy (Mill Hardened)	C1720R-HM

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Aluminum Alloy
Type		JIS	Application
Al Alloy	Doorman 52S	A5052R	Diaphragm
	Duralmin 17S	A2017R

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Nickel Alloy
Type		JIS	Application
Ni	Nickel strip	Ni	Electrode
Ｎｉ−Fe	Nichrome Ribbons	NCHR-1	Heater
	Permalloy	PC(78%Ni)	Core of Transformer & Motor Diaphragm
		PB(45%Ni)
	42%Ni Alloy	42%Ni	Lead Frame
	Invariable steel	Invar	Spring

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Stainless Steel (Austenitic type)
Type		Chemical composition	Application
Austenitic	SUS304	8Ni-18Cr-Fe	Head Spring, Diaphragm, Springs
	SUS304-L	Low-C 9Ni-18Cr-Fe
	SUS302	8Ni-17Cr-Fe
	SUS301	6Ni-16Cr-Fe
	SUS310S	19Ni-24Cr-Fe	Heat exchanger
	SUS316	10Ni-16Cr-Fe-2Mo	Diaphragm, Chemical plants
	SUS316-L	Low-C 12Ni-16Cr-Fe-2Mo

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Stainless Steel (others)
Type		Chemical composition	Application
Ferritic	SUS430	16Cr-Fe	Vibration sheet Reflector
	SUS434	16Cr-Fe-1Mo
Martensitic	SUS410S	12Cr-Fe	Chemical plants
	SUS420J2	0.3C-12Cr-Fe	Gages, Washer
Precipitation Hardening	SUS631	7Ni-16Cr-Fe-1Al	Spring, Parts of Wach
	Nss-15-7-PH	7Ni-15Cr-Fe
	ASL-350	4Ni-17Cr-Fe-3Mo	Diaphragm, Bellows

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Rare Metal
Type
Titanium	TR270C (grade 1)	Diaphragm Chmical plants
	TR340C (grade 2)
Niobium	Nb	Getter

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