What are the defects in the production of RINA grade D stern frame steel

What are the defects in the production of RINA grade D stern frame steel

On 18th December, 2019, BBN Group decorated the office RINA grade D stern frame steel building with many kinds of pendant. There were christmas trees, gifts and snowflakes in the logo wall. At the same time, we made a video at the Zhengzhou office to celebrate the coming Christmas holiday. Our RINA grade D stern frame steel oversea sales team and market delevopment team wish you Merry Christmas and Happy New Year. Besides, we prepare some meaningful gifts for our old customers.

Our company attaches great importance to technical support and after-sales service, and has established a customer service center to provide unified technical support and service for RINA grade D stern frame steel various engineering projects. Customer service center has a strong technical force of technical service team, composed of a customer service center manager, several RINA grade D stern frame steel after-sales service personnel, responsible for unified acceptance and processing of local after-sales service needs.

45# steel is a common medium carbon quenched and tempered structural steel. The cold plasticity of 45# steel is general. Annealing and normalizing are slightly better than RINA grade D stern frame steel quenching and tempering. 45# steel has higher strength and better machinability. After proper heat treatment, 45# steel can obtain certain toughness, plasticity and wear resistance. 45# steel is suitable for hydrogen welding and argon arc welding, not suitable for gas welding.

RINA grade D stern frame steel, Q345R pressure vessel steel is an ordinary low alloy steel, which is commonly used for boiler and pressure vessels. The delivery status of Q345R pressure vessel steel is hot rolling or normalizing. The properties of Q345R pressure vessel steel are similar to those of Q345 steel (16Mn). The yield strength of 16mm steel plate is greater than 345 Mpa, the tensile strength is 510-640 Mpa, the elongation is more than 21%, and the zero degree V-shaped impact energy is greater than 34J. The process reference standard of Q345R pressure vessel steel is GB713.

With the fast development in Myanmar, Myanmar navy build frigate every year. Bebon Cooperate with Myanmar Navy from from 2015. They purchased 412 ton RINA grade D stern frame steel LR AH36 steel plate from Bebon as trial order in 2015. After receiving the goods, they speak highly of the quality and bebon's service. After that they purchase the shipbuilding steel plate from bebon regularly. In May,2018, the Myanmar navy's local representative visit our office and production line, and sign another contract 2025 tons RINA grade D stern frame steel LR A shipbuilding steel plates order in our office.

We have our own factory, including the production and manufacturing of steel pipes, with a special RINA grade D stern frame steel steel pipe manufacturer and storage warehouse. Welcome to visit our factory, we will provide customers with high quality products that meet the requirements. And has the perfect RINA grade D stern frame steel after-sale service guarantee system, lets the customer save the worry and the labor.

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