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Yuantai Derun Group won the 5A product certification of Metallurgical Industry Planning and Research Institute

Tianjin Yuantai Derun Group’s square and rectangular welded steel pipes were awarded AAAAA product certification by the Institute of Metallurgical Industry Planning

According to the specific requirements of “rest assured” for square and rectangular welded pipes for structural purposes, square and rectangular steel pipes for general structural purposes, the standard comprehensively considers the quality consistency, quality feedback, product certification, honorary awards at the product level, quality assurance ability at the enterprise level, innovation ability, enterprise integrity, service level, informatization level and other contents. Centering on the transmission of enterprise product quality assurance ability and product brand value, develop scientific, reasonable, advanced and applicable evaluation standards, provide the basis for the next step of structural purpose welded pipe, general purpose cold rolled or hot rolled welded steel pipe assured brand certification, cultivate and build steel products “assured brand”.
Certification factory unit: Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd
Address of certification factory: No. 2, Hengtong Road, Daqiuzhuang Industrial Park, Jinghai District, Tianjin
Certification product category: square and rectangular welded steel pipe
Certification product name: rectangular welded steel pipe
Product model and specification: Q235B, Q355B, Q355C, Q355D, Q420, Q460
(20*40)mm2 ~(800*1200)mm2
Standards and technical requirements:
T/SSEA 0109-2021 Guidelines for Quality Grading and Grading Evaluation of Square and Rectangular Welded Steel Pipe Products
Certification mode: initial inspection+product sampling inspection+supervision after certification
AAAAA
Issued by: China Metallurgical Industry Planning and Research Institute
Date of issue: December 30, 2022 Expiry date: December 29, 2025
5A square steel pipe certification

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  • Post time: 2023-01-12