M86×2.0-6g ISO

Precision in Every Thread: An Introduction to ISO 1502 Metric Threads and SWTG Thread Ring Gauges

In the world of precision manufacturing, ensuring the interchangeability and perfect fit of threaded components is paramount. This is where international standards and high-precision gauging tools come into play. The ISO 1502 standard, specifically, is the globally recognized reference for the inspection of ISO general-purpose metric screw threads. This article explores this standard and highlights how Sowant Precision Gage's SWTG brand thread ring gauges, like the model M86×2.0-6g, embody the pinnacle of quality and reliability.

Understanding ISO 1502 and Metric Threads

ISO 1502, titled "ISO general-purpose metric screw threads — Gauges and gauging," establishes the definitive system for verifying the acceptability of metric threads. It defines the geometry, tolerances, and inspection methods for "GO" and "NOGO" gauges.

• GO Gauge: This gauge must screw onto the thread freely and completely without interference. It checks that the virtual size of the thread, considering all potential errors like pitch and angle deviations, does not exceed the maximum material limit. A "GO" gauge passing ensures the thread is not too large or tight.

• NOGO Gauge: This gauge must not screw onto the thread by more than a few turns (typically 2-3). Its purpose is to verify that the thread is not worn or cut too small, thus ensuring it meets the minimum material limit and maintains sufficient strength.

Metric threads are defined by their nominal diameter (e.g., M86) and pitch (e.g., 2.0 mm). The tolerance class, such as 6g, indicates the allowable deviation; '6' is the tolerance grade (medium), and 'g' is the fundamental deviation (position), representing a standard clearance for external threads.

SWTG by Sowant Precision Gage: A Benchmark for Quality

Sowant Precision Gage has established itself as a trusted manufacturer of precision measurement tools. Their SWTG brand of thread ring gauges is meticulously engineered to meet and exceed the rigorous demands of the ISO 1502 standard.

Taking the SWTG M86×2.0-6g thread ring gauge as a prime example, here are the key features that set it apart:

1. Strict Adherence to ISO 1502: Every SWTG gauge is manufactured to comply precisely with the dimensional and functional requirements outlined in the ISO 1502 standard, guaranteeing global compatibility and accuracy.

2. Full CNC Machining: All SWTG gauges are produced using state-of-the-art Computer Numerical Control (CNC) machinery. This ensures exceptional dimensional accuracy, superior surface finish, and unbeatable consistency from one gauge to the next.

3. High-Precision Thread Scanning: Sowant employs advanced thread scanning equipment for 100% full-parameter inspection. This goes beyond simple functional checking; it verifies critical parameters like major diameter, pitch, flank angle, and thread form against the theoretical profile, ensuring every gauge is flawless.

4. Proven Reliability: The combination of CNC manufacturing and comprehensive scanning results in a product of exceptional quality and durability. SWTG gauges provide trustworthy, repeatable measurements, reducing inspection errors and ensuring part quality on the production line.

60 Specifications of SWTG Thread Ring Gauges

The following list exemplifies the wide range of metric thread ring gauges available from the SWTG brand. All are manufactured in China to the highest international standards.

1. Thread Ring Gage M50×1.5-6g GO/NOGO Made in China, Brand: SWTG

2. Thread Ring Gage M53×0.5-6g GO/NOGO Made in China, Brand: SWTG

3. Thread Ring Gage M54×0.7-6g GO/NOGO Made in China, Brand: SWTG

4. Thread Ring Gage M55×0.8-6g GO/NOGO Made in China, Brand: SWTG

5. Thread Ring Gage M56×1.0-6g GO/NOGO Made in China, Brand: SWTG

6. Thread Ring Gage M58×1.25-6g GO/NOGO Made in China, Brand: SWTG

7. Thread Ring Gage M110×1.5-6g GO/NOGO Made in China, Brand: SWTG

8. Thread Ring Gage M112×1.75-6g GO/NOGO Made in China, Brand: SWTG

9. Thread Ring Gage M114×2.0-6g GO/NOGO Made in China, Brand: SWTG

10. Thread Ring Gage M116×2.0-6g GO/NOGO Made in China, Brand: SWTG

11. Thread Ring Gage M118×2.5-6g GO/NOGO Made in China, Brand: SWTG

12. Thread Ring Gage M200×2.5-6g GO/NOGO Made in China, Brand: SWTG

13. Thread Ring Gage M220×2.5-6g GO/NOGO Made in China, Brand: SWTG

14. Thread Ring Gage M240×3.0-6g GO/NOGO Made in China, Brand: SWTG

15. Thread Ring Gage M270×3.0-6g GO/NOGO Made in China, Brand: SWTG

16. Thread Ring Gage M300×3.5-6g GO/NOGO Made in China, Brand: SWTG

17. Thread Ring Gage M330×3.5-6g GO/NOGO Made in China, Brand: SWTG

18. Thread Ring Gage M360×4.0-6g GO/NOGO Made in China, Brand: SWTG

19. Thread Ring Gage M390×4.0-6g GO/NOGO Made in China, Brand: SWTG

20. Thread Ring Gage M420×4.5-6g GO/NOGO Made in China, Brand: SWTG

21. Thread Ring Gage M450×4.5-6g GO/NOGO Made in China, Brand: SWTG

22. Thread Ring Gage M480×5.0-6g GO/NOGO Made in China, Brand: SWTG

23. Thread Ring Gage M52×5.0-6g GO/NOGO Made in China, Brand: SWTG

24. Thread Ring Gage M56×5.5-6g GO/NOGO Made in China, Brand: SWTG

25. Thread Ring Gage M60×5.5-6g GO/NOGO Made in China, Brand: SWTG

26. Thread Ring Gage M64×6.0-6g GO/NOGO Made in China, Brand: SWTG

27. Thread Ring Gage M68×6.0-6g GO/NOGO Made in China, Brand: SWTG

28. Thread Ring Gage M72×6.0-6g GO/NOGO Made in China, Brand: SWTG

29. Thread Ring Gage M76×6.0-6g GO/NOGO Made in China, Brand: SWTG

30. Thread Ring Gage M80×6.0-6g GO/NOGO Made in China, Brand: SWTG

31. Thread Ring Gage M85×6.0-6g GO/NOGO Made in China, Brand: SWTG

32. Thread Ring Gage M90×6.0-6g GO/NOGO Made in China, Brand: SWTG

33. Thread Ring Gage M95×6.0-6g GO/NOGO Made in China, Brand: SWTG

34. Thread Ring Gage M100×6.0-6g GO/NOGO Made in China, Brand: SWTG

35. Thread Ring Gage M8×1.0-6g GO/NOGO Made in China, Brand: SWTG

36. Thread Ring Gage M100×1.25-6g GO/NOGO Made in China, Brand: SWTG

37. Thread Ring Gage M120×1.25-6g GO/NOGO Made in China, Brand: SWTG

38. Thread Ring Gage M140×1.5-6g GO/NOGO Made in China, Brand: SWTG

39. Thread Ring Gage M160×1.5-6g GO/NOGO Made in China, Brand: SWTG

40. Thread Ring Gage M180×1.5-6g GO/NOGO Made in China, Brand: SWTG

41. Thread Ring Gage M200×1.5-6g GO/NOGO Made in China, Brand: SWTG

42. Thread Ring Gage M220×1.5-6g GO/NOGO Made in China, Brand: SWTG

43. Thread Ring Gage M250×1.5-6g GO/NOGO Made in China, Brand: SWTG

44. Thread Ring Gage M270×1.5-6g GO/NOGO Made in China, Brand: SWTG

45. Thread Ring Gage M300×1.5-6g GO/NOGO Made in China, Brand: SWTG

46. Thread Ring Gage M330×1.5-6g GO/NOGO Made in China, Brand: SWTG

47. Thread Ring Gage M350×1.5-6g GO/NOGO Made in China, Brand: SWTG

48. Thread Ring Gage M380×1.5-6g GO/NOGO Made in China, Brand: SWTG

49. Thread Ring Gage M40×1.5-6g GO/NOGO Made in China, Brand: SWTG

50. Thread Ring Gage M42×1.5-6g GO/NOGO Made in China, Brand: SWTG

51. Thread Ring Gage M45×1.5-6g GO/NOGO Made in China, Brand: SWTG

52. Thread Ring Gage M48×1.5-6g GO/NOGO Made in China, Brand: SWTG

53. Thread Ring Gage M50×1.5-6g GO/NOGO Made in China, Brand: SWTG

54. Thread Ring Gage M55×1.5-6g GO/NOGO Made in China, Brand: SWTG

55. Thread Ring Gage M58×1.5-6g GO/NOGO Made in China, Brand: SWTG

56. Thread Ring Gage M62×1.5-6g GO/NOGO Made in China, Brand: SWTG

57. Thread Ring Gage M65×1.5-6g GO/NOGO Made in China, Brand: SWTG

58. Thread Ring Gage M68×1.5-6g GO/NOGO Made in China, Brand: SWTG

59. Thread Ring Gage M75×1.5-6g GO/NOGO Made in China, Brand: SWTG

60. Thread Ring Gage M86×2.0-6g GO/NOGO Made in China, Brand: SWTG

Conclusion

For quality control engineers and manufacturers who cannot compromise on thread accuracy, the SWTG brand from Sowant Precision Gage offers an ideal solution. By leveraging modern CNC technology and rigorous, full-parameter inspection, they produce thread ring gauges that are not just tools, but a guarantee of quality. Whether it's the specific M86×2.0-6g or any other metric thread size, choosing SWTG means investing in precision, reliability, and compliance with the global benchmark of ISO 1502.