Deko Corporation
High Quality Precision Measuring Tools
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Full Hole FH Working Gauges
Quick Detail:
1. Conform standard: API Spec 7-2.
2. Wear resistance and corrosion resistance, stable structure, easy to use.
3. Comes with calibration certificates.
4. Supplied in fitted case.
Description:
Deko Corp provides regular rotary master gauges per API Spec 7-2 specification, available with sizes from
2 7/8 to 6 5/8 inches in diameter, we introduced international first grade thread machining center and measuring equipment,
all working gauges are manufactured and calibrated conform to API Spec 7-2 standard.
When you order, please mark for example: working gauge:2 7/8 FH.
Specification:
FH and IF Full-Hole Style
| Size | Form of Thread Inspected | Pitch per 25.4mm | Taper | Form of Angle | Basic Pitch Dia |
| 2 7/8 FH | V-0.040 | 5.080(5) | 1:4 | 60° | 85.481 |
| 3 1/2 FH | V-0.040 | 5.080(5) | 1:4 | 94.844 | |
| 4 1/2 FH | V-0.040 | 5.080(5) | 1:4 | 115.113 | |
| 5 1/2 FH | V-0.050 | 6.350(4) | 1:6 | 142.011 | |
| 6 5/8 FH | V-0.065 | 6.350(4) | 1:6 | 184.175 |
Precautions:
1. It is not allowed to touch the working surface of the gauge with your hands, so as not to cause rust.
2. Inspect regularly to see if there is any damage, rust or deformation. If you find that the gauge begins to rust,
you should put it in gasoline and soak it for a period of time, then take it out and wipe it carefully, and apply anti-rust oil.
3. Do not save the working surfaces of the two gauges together, otherwise the two working surfaces
will be glued to each other, and the gauge will be unnecessarily damaged when separated by external force.
4. After used the threaded gauges, it should be wiped clean and stored under dry condition.
Applications:
Full hole working gauges are mainly used in the petroleum oil and gas industry.
FAQ:
1) Who are we?
Deko Corporation mainly dedicate to the development, manufacture and marketing of KM brand precision measuring tools
in China mainland.
2) What products do we carry?
Dial indicators, micrometers, calipers, bore gauges, height gauges, dial thickness gauges, depth gauges, bevel protractors,
gauge, blocks, level, etc.
3) What are the terms of trade?
We support FOB, CFR, CIF, EXW.
4) What are the forms of payment?
We accept T/T, L/C, D/A, D/P, PayPal, Western Union.
5) Do we accept customization?
Yes, OEM is available.
6) How about after-sales service?
One year warranty for all kinds of products.
If you find any defective accessories when receive goods, we will ship your news parts or new product to replace.
As an experienced manufacturer, we have very strict calibration and inspection team, you can rest assured of our product quality.