Straight Rulers

Cast Iron Straight Rulers are widely used for setting up and leveling machinery, for checking and spotting bearing surfaces during hand-scraping operations. Properly supported, they may be used with various indicating devices to check surface flatness of large machined areas like surface plate, machine tables, lathe beds, machine ways etc.

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Product Parameter

Place of Origin：Hebei, China

Warranty：1 year

Customized support：OEM, ODM, OBM

Brand Name：Storan

Model Number：2010

Material：cast iron

Accuracy：customized

Operation Mode：customized

Item Weight：customized

Capacity：customized

Material：HT200-300

Specification：see attached form or customize

Surface treatment：hand-scraped or finish-milling

Foundry process：sand casting

Painting：primer painting

Surface coating：working surface covered with pickling oil

Working temperature：(20±5)℃

Precision grade：1-3

Custom design：available

Packaging：plywood box

Lead time

Quantity (pieces)	1 - 1	> 1
Lead time (days)	30	To be negotiated

Features

* Ⅰshaped

* Made from high quality cast iron.

* Casting stress – relieved to remove internal stresses.

* Offered in three Grades of accuracies: Grades 0, 1 and 2.

* Normal packaging is plywood box, fine packaging case provided on request at extra cost.

Product Specifications

Material: HT200-300

Specification: see attached form or customize

Surface treatment: hand-scraped or finish-milling

Foundry process: sand casting

Painting: primer painting

Surface coating: working surface covered with pickling oil and non-working surface covered with antirust paint

Working temperature: (20±5)℃

Precision grade :1-3

Custom design: available

Packaging: plywood box

Product Parameter

No.	Width X Length（mm)	Straightness or Flatness of Working Surface			Parallelism Between Both Working Surfaces
		Precision Degree(μm)
		1	2	3	1	2	3
1	500 × 45	6	12		9	18
2	750 × 50	8	15		12	25
3	1000 × 55	10	20		15	30
4	1200 × 60	12	24		18	36
5	1500 × 60	15	30		20	40
6	2000 × 80	20	40	80	27	54
7	2500 × 80	25	50	100	33	65	130
8	3000 × 100		60	120		78	156

Product Detail Drawing

ruler with right angle

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