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Yoke Test Weight | 40 lb. | Parker Research

Brand: Parker Research
Product Code: TB10S-4
Availability: Backorder - Estimated to ship 03/31/2023 (if ordered today!)
Note: This item is currently on backorder with an estimated ship date of 03/31/2023, you can place an order for this item and it will be shipped when it becomes available.

Price: $436.00

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Description

Parker Research Magnetic Weight Test Bar

The TB-10 magnetic weight lift test bar is 10 lbs; allowing for the accurate calibration and certification of inspection yokes. This follows paragraph 7.4.4. of the Standard Practice for Magnetic Particle Testing (ASTM-E1444)

Each bar is stamped with it's weight and is traceable to NIST.

Available Models

PART #	DESCRIPTION	WEIGHT	TYPE OF TEST USED FOR	SPECIFICATIONS
TB10	Ten pount weight left test bar	10 lb.	AC yoke test	MIL-STD-1949 ASME SEC V, ARTICLE 7 ASTM E709 ASTM E1444 MIL-STD-271E & F (SHIPS)
TB10S-4	Ten pount weight left test bar \| Set of 4	40 lb.	DC yoke test
TB10S-5	Ten pount weight left test bar \| Set of 5	50 lb.	Permanent magnet test
TB10-SP	Ten pount weight left test bar with defects	10 lb.	AC yoke test

Instructions

Place the yoke les on the test bar at the recommended spacing (see below table). In the AC mode, energize the yoke and lift test bar (10 lb.). For the DC lift test (30 - 50 lb.) 3 to 5 bars must be bolted together through the hole located in the center of each bar. With the yoke set in the DC mode follow the same prodcedure as described above.

Yoke Leg Spacing and Weight Breakdown by Standard

Note: the below table is subject to change. So make sure the latests versions of these standards are being adhered to.

Governing Specificaiton	MIL-STD-1949		ASME V, ART 7		ASTM E709		ASTM E1444		MIL-STD-271
Weight & pole spacing	Weight	Space	Weight	Space	Weight	Space	Weight	Space	Weight	Space
AC Field	10 lb.	2-4 in.	10 lb.	*	10 lb.	2-4 in.	10 lb.	2-4 in.	10 lb.	3-6 in.
DC Field or Permanent Magnet	30 lb.	2-4 in.	40 lb.	*	30 lb.	2-4 in.	30 lb.	2-4 in.	40 lb.	3-6 in.
	50 lb.	4-6 in.			50 lb.	4-6 in.	50 lb.	4-6 in.
Max Verification Interval	6 months		1 year		6 months		6 months		3 months
Note: Pole spacing is measured from the center line of the pole legs *Maximum pole spacing that will be used

All Parker Research contour brokes (yokes) comply with and exceed the requirements listed above.

TB10-SP Magnetic Weight Lift and Defect Test Bar

Not only does the TB10-SP Magnetic Weight Lift and Defect Test Bar provide for the verification of the 10 lb. AC weight lift calibration test, but it's also certified and traceable to NIST standards. In addition, the reverse side of the test bar contains artificial defects; allowing the user to demonstrate that indications are being found and verified.

Artifical Defect Summary