Carbon Steel Composition Testing
Applicable materials: Suitable for various carbon steel materials such as carbon structural steel and high-quality carbon structural steel.
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Product Introduction

Testing Scope
Applicable materials: Suitable for various carbon steel materials such as carbon structural steel and high-quality carbon structural steel.
Applicable objects: including carbon steel plates, rods, wires, profiles, pipes, forgings, castings, and machined parts.
Applicable states: including different supply and heat treatment states such as hot rolling, cold rolling, annealing, and normalizing.
Testing purpose: Used for carbon steel incoming material acceptance, chemical composition review, material grade determination, production quality control, and failure analysis.
Test Item
Main element content detection: Determine the content of core alloy elements such as carbon, silicon, manganese, etc. in carbon steel.
Impurity element detection: detect the content of harmful and residual impurity elements such as sulfur, phosphorus, copper, nickel, chromium, etc.
Composition conformity assessment: Compare the standard requirements to determine whether the chemical composition meets the corresponding grade carbon steel indicators.
Grade assisted identification: Based on the measured composition, confirm the specific grade of carbon steel.

Testing Standards
GB/T 700-2006 Carbon Structural Steel
GB/T 699-2015 High Quality Carbon Structural Steel
GB/T 4336-2023 Determination of multi-element content in carbon steel and medium low alloy steel Spark discharge atomic emission spectrometry method
GB/T 20125-2006 Determination of Multielements in Low Alloy Steel Inductively Coupled Plasma Emission Spectroscopy
was established in 2011. As a national high-tech enterprise recognized by the Zhejiang Provincial Higher People's Court as a judicial authentication institution for construction engineering quality, we specialize in structural performance testing and safety assessment of construction projects, special equipment, communication towers, electromagnetic environments, large bridges, and building safety appraisal.
The company has more than 100 professional and technical personnel, over 90% of whom hold various medium and senior technical certificates. Equipped with complete testing equipment worth over RMB 10 million, our business scope covers the whole country.
















