Mass • NIST Exact

Jin Kilograms

斤 → kg

1 斤 = 0.5 kgNIST Exact

斤 → kg Reference Table

kg
0.01 斤 0.005 kg
0.1 斤 0.05 kg
0.5 斤 0.25 kg
1 斤 0.5 kg
2 斤 1 kg
5 斤 2.5 kg
10 斤 5 kg
20 斤 10 kg
50 斤 25 kg
100 斤 50 kg
500 斤 250 kg
1000 斤 500 kg

Values based on NIST SP 811 conversion factors

🌍 Real-World Examples

One jin (Chinese unit for daily shopping)

1 斤 = 0.5 kg

5 jin bag of rice

5 斤 = 2.5 kg

10 jin watermelon

10 斤 = 5 kg

3 jin of apples

3 斤 = 1.5 kg

Why Convert Jin to Kilograms?

Converting between jin (斤) and kilograms (kg) is one of the most common mass conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert 斤 to kg saves time and prevents errors.

Mass conversions between 斤 and kg come up constantly in everyday life. International travelers need to convert luggage weight limits — airlines typically allow 23 kg (≈50.7 lb) for checked bags and 7-10 kg for carry-on. In fitness, gym equipment in the US uses pounds while most of the world uses kilograms. Cooking recipes from different countries require converting between grams, ounces, and pounds for accurate measurements.

How to Convert Jin to Kilograms

To convert jin to kilograms, use the following formula:

kg = 斤 × 0.5

Example: 1 斤 = 0.5 kg

For example, 5 斤 = 2.5 kg, 10 斤 = 5 kg, and 100 斤 = 50 kg. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Use Cases

  • One jin (Chinese unit for daily shopping): 1 斤 = 0.5 kg
  • 5 jin bag of rice: 5 斤 = 2.5 kg
  • 10 jin watermelon: 10 斤 = 5 kg
  • 3 jin of apples: 3 斤 = 1.5 kg

Common Mistakes to Avoid

  • Confusing mass and weight: In everyday use, "weight" and "mass" are interchangeable, but in science they differ. This converter handles mass units.
  • Pound ambiguity: The avoirdupois pound (lb, used for everyday weight) differs from the troy pound (used for precious metals). This converter uses avoirdupois.
  • Rounding errors in cooking: When converting 斤 to kg for recipes, round to the nearest practical measurement (e.g., nearest 5g or ¼ oz).

Pro Tips

  • Memorize the factor: 1 斤 = 0.5 kg. For quick mental math, remember this base conversion.
  • Quick reference: 5 斤 = 2.5 kg · 10 斤 = 5 kg · 25 斤 = 12.5 kg · 50 斤 = 25 kg · 100 斤 = 50 kg
  • Bookmark this page: Save this converter for instant access. It works offline once loaded — no internet needed.

Jin to Kilograms Conversion Table

kg
0.01 斤0.005 kg
0.1 斤0.05 kg
0.5 斤0.25 kg
1 斤0.5 kg
2 斤1 kg
5 斤2.5 kg
10 斤5 kg
20 斤10 kg
50 斤25 kg
100 斤50 kg
500 斤250 kg
1000 斤500 kg

All values in this table are mathematically exact per NIST SP 811.

Frequently Asked Questions

How many kilograms are in 1 jin?

1 斤 equals 0.5 kg. This is an exact conversion factor defined by NIST.

How do I convert jin to kilograms?

Multiply the value in 斤 by the conversion factor. For example, 10 斤 = 5 kg. Use our calculator above for instant results.

Is the jin to kilograms conversion exact?

Yes, this conversion is mathematically exact based on the international definition of these units (NIST SP 811).

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