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Our weight is ruggedly fabricated with high-end cast iron or stainless steel, complying with OIML and R1111 international standards. Our scale accessory is available in grades of E1, E2, F1, F2, M1 and M2. The gauge is 2T-1mg varying in all kinds of shapes, including cylinder, flat, ring and square. The available units comprise kg, N and pound.

We are the professional weight fabricator, and our production process is in absolute tune with ISO9001:2008 quality management system. We are presented in over 40 countries worldwide and have been supplying quality balance weights and special weights at reasonable price to various Chinese reputable enterprises such as Beijing LG Group, CNPC, COFCO Group and China Mining, etc.

Specifications
Nominal Value OIML R111 Tolerance Table (±mg)
E1 E2 F1 F2 M1 M2
5000kg --- --- 25000 80000 250000 800000
2000kg --- --- 10000 30000 100000 300000
1000kg --- 1600 5000 16000 50000 160000
500kg --- 800 2500 8000 25000 80000
200kg --- 300 1000 3000 10000 30000
100kg --- 160 500 1600 5000 16000
50kg 25 80 250 800 2500 8000
20kg 10 30 100 300 1000 3000
10kg 5 16 50 160 500 1600
5kg 2.5 8.0 25 80 250 800
2kg 1 3.0 10 30 100 300
1kg 0.5 1.6 5.0 16 50 160
500g 0.25 0.8 2.5 8.0 25 80
200g 0.1 0.3 1.0 3.0 10 30
100g 0.05 0.16 0.5 1.6 5.0 16
50g 0.03 0.10 0.3 1.0 3.0 10
20g 0.025 0.08 0.25 0.8 2.5 8.0
10g 0.020 0.06 0.20 0.6 2.0 6.0
5g 0.016 0.05 0.16 0.5 1.6 5.0
2g 0.012 0.04 0.12 0.4 1.2 4.0
1g 0.010 0.03 0.10 0.3 1.0 3.0
500mg 0.008 0.025 0.08 0.25 0.8 2.5
200mg 0.006 0.020 0.06 0.20 0.6 2.0
100mg 0.005 0.016 0.05 0.16 0.5 1.6
50mg 0.004 0.012 0.04 0.12 0.4 ---
20mg 0.003 0.010 0.03 0.10 0.3 ---
10mg 0.003 0.008 0.025 0.08 0.25 ---
5mg 0.003 0.006 0.020 0.06 0.20 ---
2mg 0.003 0.006 0.020 0.06 0.20 ---
1mg 0.003 0.006 0.020 0.06 0.20 ---
Unit ASTM E 617 Tolerance Table (±mg, except as noted)
Class 0 Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7
5000kg --- --- --- --- 100g 250g 500g 750g
3000kg --- --- --- --- 60g 150g 300g 450g
2000kg --- --- --- --- 40g 100g 200g 300g
1000kg --- --- --- --- 20g 50g 100g 150g
500kg --- --- --- --- 10g 25g 50g 75g
300kg --- --- --- --- 6.0g 15g 30g 45g
200kg --- --- --- --- 4.0g 10g 20g 30g
100kg --- --- --- --- 2.0g 5g 10g 15g
50kg 63 125 250 500 1.0g 2.5g 5g 7.5g
30kg 38 75 150 300 600 1.5g 3g 4.5g
25kg 31 62 125 250 500 1.2g 2.5g 4.5g
20kg 25 50 100 200 400 1.0g 2g 3.8g
10kg 13 25 50 100 200 500 1g 2.2g
5kg 6 12 25 50 100 250 500 1.4g
3kg 3.8 7.5 15 30 60 150 300 1.0g
2kg 2.5 5 10 20 40 100 200 750
1kg 1.3 2.5 5.0 10 20 50 100 470
500g 0.60 1.2 2.5 5.0 10 30 50 300
300g 0.38 0.75 1.5 3.0 6.0 20 30 210
200g 0.25 0.5 1.0 2.0 4.0 15 20 160
100g 0.13 0.25 0.50 1.0 2.0 9 10 100
50g 0.060 0.12 0.25 0.60 1.2 5.6 7 ---
30g 0.037 0.074 0.15 0.45 0.90 4.0 5 44
20g 0.037 0.074 0.10 0.35 0.70 3.0 3 33
10g 0.025 0.050 0.074 0.25 0.50 2.0 2 21
5g 0.017 0.034 0.054 0.18 0.36 1.3 2 13
3g 0.017 0.034 0.054 0.15 0.30 0.95 2 9.4
2g 0.017 0.034 0.054 0.13 0.26 0.75 2 7.0
1g 0.017 0.034 0.054 0.10 0.20 0.50 2 4.5
500mg 0.005 0.010 0.025 0.080 0.16 0.38 1 3.0
300mg 0.005 0.010 0.025 0.070 0.14 0.30 1 2.2
200mg 0.005 0.010 0.025 0.060 0.12 0.26 1 1.8
100mg 0.005 0.010 0.025 0.050 0.10 0.20 1 1.2
50mg 0.005 0.010 0.014 0.042 0.085 0.16 0.50 0.88
30mg 0.005 0.010 0.014 0.038 0.075 0.14 0.50 0.68
20mg 0.005 0.010 0.014 0.035 0.070 0.12 0.50 0.56
10mg 0.005 0.010 0.014 0.030 0.060 0.10 0.50 0.4
5mg 0.005 0.010 0.014 0.028 0.055 0.080 0.20 ---
3mg 0.005 0.010 0.014 0.026 0.052 0.070 0.20 ---
2mg 0.005 0.010 0.014 0.025 0.050 0.060 0.20 ---
1mg 0.005 0.010 0.014 0.025 0.050 0.050 0.10 ---
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