Calibration Weights Manufacturer & Supplier

Our Product Categories

High-precision calibration solutions designed for laboratories, industrial weighing, and metrology institutes.

Weights

From 1mg to 10,000kg, OIML & ASTM standards, brass, stainless steel, hook masses, and custom designs.

Test Equipments

Advanced testing systems including fatigue testers, quality comparison robots, and hopper scale devices.

Weight Accessories

Portable cases, stainless baskets, seismic tables, windshields, and specialized handling tools.

Featured Products

High-demand calibration tools trusted by professionals worldwide.

250g Brass Hook Mass

OIML F1 class brass calibration weight with hook design for hanging applications.

500g Brass Hook Mass

ASTM Class 1 brass weight with precision hook, ideal for scale calibration.

Hook Weight Set

Customizable hook weight sets from 1kg to 50kg for industrial testing.

Dynamic Fatigue Tester

Automated fatigue testing machine for electronic weighing scales.

Hopper Scale Tester

Precision device for testing hopper and conveyor belt scales.

AW25K 5kg-25kg Robot

Automated robot for high-accuracy weight quality comparison.

Stainless Steel Basket

Durable basket for safe handling and storage of calibration weights.

Non-magnetic Seismic Table

Multi-level table for vibration isolation in precision measurement.

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About ACCURATEWT

Changzhou ACCURATE WEIGHT Co., Ltd. is an integrated industry and trade enterprise focusing on the research and development, production, and manufacture of middle and high-end calibration weights.

With over 15 years of experience since our founding in 2009, we have established ourselves as an experienced practitioner in the field of standardized weights manufacturing.

Our products meet OIML and ASTM standards and are widely used in pharmaceutical, chemical, teaching, scale weighing, metrology institutes, and new energy industries.