Reference Gauge
• This is essential to measure flatness, parallelism and squareness. I Beam Type Highest Grade Straight Edge บรรทัดขนานเหล็ก ตัวไอ
Stock No.553
• They are either hardened or unhardened. • This is type classified into either class A or B.
Unit=mm
Unit=mm
Nominal Size Length Width
Straightness (µm)
Nominal Size Length Width
Straightness (µm)
Order No.
Order No.
Class
Class
500 500 50 10 750 750 50 10 1000 1000 60 12 1500 1500 70 15 2000 2000 90 18
7.0 9.5
553-0500A 553-0750A 553-1000A 553-1500A 553-2000A
500 500 50 10 750 750 50 10 1000 1000 60 12 1500 1500 70 15 2000 2000 90 18
20.0 25.0 30.0 40.0 50.0
553-0500B 553-0750B 553-1000B 553-1500B 553-2000B
12.0 17.0 22.0
• This is good for checking parallelism tolerance and installing machines. • They are either hardened or unhardened. • This is classified into either class A or B Wide Type Highest Grade Straight Edge บรรทัดขนานเหล็ก ตัวไอแบบกว้าง
Stock No.554A, 554B
Unit=mm
Nominal Size
Straightness (µm)
Order No. 554-1000A 554-1500A 554-2000A 554-1000B 554-1500B 554-2000B
Class
Length
Width
Thickness
1000 1500 2000 1000 1500 2000
1000 1500 2000 1000 1500 2000
75 90 75 90 120 120
50 50 50 50 50 50
6.0 8.0
Class A (Un-Hardened)
10.0 24.0 34.0 44.0
Class B (Un-Hardened)
Granite Straight Edge บรรทัดขนานชนิดหินแกรนิต
• High hardness, High abrasion resistance, Low aged deterioration and none rusty.
• For inspection standard of straightness
• Granite
Specification of Granite Straight Edge Order No. Size (mm) Straightness (µm)
Parallelism (µm)
GS-750
750 1000
3 4
5 6
GS-750 GS-1000
Steel Straight Edge บรรทัดขนานแบบธรรมดาและแบบมีด
Stock No.555B, 555S
• Good for marking • Accuracy on one of the measuring surface is garantee. (For bevel type, it is blade surface. For normal type it is A side.) • They are unhardened.
Bevel Type
Normal Type
Bevel Type Straight Edge
Unit=mm
Nominal Size Length Width Thickness
Bevel edge Thickness
Straightness (µm)
Nominal Size Length Width Thickness
Bevel edge Thickness
Straightness (µm)
Order No. 555-0750B 555-1000B 555-1500B 555-2000B 555-2500B 555-3000B
Order No. 555-0150B 555-0200B 555-0250B 555-0300B 555-0450B 555-0500B 555-0600B
750 750 50 1000 1000 50 1500 1500 75 2000 2000 85
6 6 6 8
2.0 2.0 2.0 2.5 2.5 3.0
25.0 30.0 40.0 50.0 60.0 70.0
150 150 25 200 200 25 250 250 30 300 300 35 450 450 40 500 500 40 600 600 40
3 3 4 5 5 5 5
1.0 1.0 2.0 2.0 2.0 2.0 2.0
13.0 14.0 15.0 16.0 19.0 20.0 22.0
2500 2500 90 10 3000 3000 100 10
JSR Entech Catalogue 311 jetco@jet.co.th
jet@jet.co.th
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