S690QL structural steel plate welding procedures

Semi-endless rolling technology has three advantages: the S690QL structural steel plate product's limit thickness and limit width specification range has been significantly expanded. The thinnest thickness of SPHC steel has been expanded from 1.0 mm to 0.78 mm, and the limit specification product width has been expanded from 1100 mm to 1300 mm; The thinnest thickness of Q235B steel has been expanded from 1.2 mm to 1.0 mm, and the width range of the limit specification products has also been further expanded.

ASTM A537 are primarily intended for fusion welded pressure vessels and structures. Steel plates under this S690QL structural steel plate specification are available in three classes classified according to the different heat treatment: Class 1 (normalized), Class 2 (quenched and tempered) and Class 3 (quenched and tempered). The maximum thickness of plates furnished under this specification is 4 in. [100mm] for Class 1 and 6 in. [150mm] for Class 2 and Class 3.

The quality inspection department is responsible for the inspection management of raw materials and finished products, and the quality inspection and acceptance of products and raw materials. Strictly abide by the company's management system, conscientiously exercise the management power given by the company, and put an end to all ultra vires; be responsible for the inspection of all kinds of raw materials entering the company, and put forward quality problems and handling opinions.

Due to other non-steel quality reasons caused by the customer dissatisfaction, to timely explain to the customer, and help them solve the problem, for the customer really because of their own reasons, to give patient reply.The process of objection handling is the process of our technical service.

Our company was founded in 2009, and has been committed to steel business since its establishment. Over the years, the company's performance shows a good development trend, with a wide range of customers in the government, domestic and foreign markets. The company has always been in line with the tenet of "based on trust and win with quality", focusing on the market demand, with a long-term vision, with years of hard work and trustworthy operation, and the support of the majority of S690QL structural steel plate businesses and customers, has won the unanimous praise and trust of the industry and customers!

We are specialized in offering hot rolled ASTM A516 steel plate, which are used in various engineering applications and can be availed in various grades like carbon steel S690QL structural steel plate A516 Grade 60 steel plate , A516 Grade 65 steel plate, A516 Grade 70 boiler steel plate, ASTM A516 GRADE 60 plates Trippled Certified, ASTM A516 GRADE 60 Plates Dual Certified. Our boiler plates are available in the form of steel plate, steel sheet, steel sections. If you are interested in S690QL structural steel plate boiler plate, welcome to contact us.