Application

• Almen strips are for measuring arc height and coverage in the shotpeening process.

 

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Specification

 

• Almen Strips specification JIS, JSMA

(Japan Spring Manufactures Association)

	Type A	Type C	Type N
Hardness	44~50 HRC	44~50 HRC	72.5~76 HRA
Thickness	1.27 ～ 1.32 mm	2.36 ～ 2.41 mm	0.76 ～ 0.81 mm
Flatness	± 0.025 mm	± 0.038 mm	± 0.025 mm
Width	19.0 ＋0.05、－0.15 mm
Length	76.0 + 0.6、 -0.4 mm
Packing	100pcs/1carton	50pcs/1carton	100pcs/1carton

 

 

• Almen Strips for Hard shot (Type “H”)
  H strip is suitable for Hard shot.

	Type H
Hardness	58~62 HRC
Thickness	1.295 ± 0.025 mm
Flatness	± 0.025 mm
Width	19.0 +0, -0.1 mm
Length	76.0 +0, -0.4 mm
Packing	100pcs/1carton

 

 

• Almen Strips for Fine shot (Type “T”)
  T strip is suitable for Fine shot.

	Type T
Hardness	73.5~75.9 HRA
Thickness	0.525 ±0.015 mm
Flatness	± 0.025 mm
Width	18.9~19.0 mm
Length	75.6~76.0 mm
Packing	100pcs/1carton

 

 

 

• Almen strips made in Toyo Seiko are wrapped with “Vapor phase corrosion inhibitor paper”.