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Cast iron square tube

Cast iron square tube can also be used to parallel the workpiece. When the height gauge is not high enough, you can also put a few square boxes under the height vernier, so that you can draw a line hundreds of millimeters higher than the height of the vernier scale. .

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Cast Iron Square Box Square Cylinder Series

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Product description

Square tube: It is made according to JB/T34.56-99 standard, material HT200, used for inspection and marking of parallelism and perpendicularity of parts.

Cast iron square tube specifications: complete specifications, can also be made according to customer requirements according to the drawings.

Packing instructions: wooden packaging

The cast iron square tube is made of gray cast iron. The dimensional accuracy of the cast iron square tube is within 0.01mm. The relative planes are parallel to each other, and the adjacent planes are perpendicular to each other. The allowable error is within 0.01mm.

Cast iron square tube can also be used to parallel the workpiece. When the height gauge is not high enough, you can also put a few square boxes under the height vernier, so that you can draw a line hundreds of millimeters higher than the height of the vernier scale.

specification mm	Flatness of the working face	The verticality and parallelism of the working face and Parallelism of V-groove to bottom and side
Accuracy levelum
1	2	3	1	2	3
100	3.5	7	15	7	15	30
150	4	9	17	8	18	35
200	4.5	10	20	9	20	40
250	5	11	22	10	22	45
300	5.5	12	25	11	25	50
350	6	13	27	12	27	55
400	6.5	15	30	13	30	60
500	8	17	35	15	35	70