엔트리 에너지스틸

가솔린 수송을 위한 잠수함 파이프라인 주문 일괄 납품 성공

After a month of intense efforts, our company successfully delivered the subsea oil and gas pipeline order. The successful delivery of this order proved the dedication and expertise of our sales and production teams, despite the harsh meteorological conditions, such as typhoons, encountered during the transport. The order involves the construction of a high-quality and […]

스테인리스 스틸 대 아연 도금 스틸

Introduction Stainless Steel vs Galvanized Steel, it’s crucial to consider the environment, required durability, and maintenance needs. Stainless steel offers unmatched corrosion resistance, strength, and visual appeal, making it suitable for demanding applications in harsh environments. Galvanized steel, on the other hand, offers cost-effective corrosion protection for less aggressive settings. 1. Composition and Manufacturing Process […]

다양한 등온 온도에서 P92 강의 미세 구조 진화

Microstructure Evolution of P92 Steel at Different Isothermal Temperatures P92 steel is mainly used in ultra-supercritical boilers, ultra-high-pressure pipelines, and other high-temperature and high-pressure equipment.P92 steel is in the P91 steel chemical composition based on the addition of trace elements of W and B elements, reduces the content of Mo, through the grain boundaries of […]

ASME B31.1 대 ASME B31.3: 배관 설계 코드 알아보기

Introduction In piping design and engineering, selecting the appropriate piping code is essential for ensuring safety, efficiency, and compliance with industry standards. Two of the most widely recognized piping design codes are ASME B31.1 and ASME B31.3. While they both come from the American Society of Mechanical Engineers (ASME) and govern the design and construction […]

ASME BPVC 섹션 II 파트 A: 철 소재 사양

Introduction ASME BPVC Section II Part A: Ferrous Material Specifications is a section of the ASME Boiler and Pressure Vessel Code (BPVC) that covers specifications for ferrous materials (primarily iron) used in the construction of boilers, pressure vessels and other pressure-retaining equipment. This section specifically addresses the requirements for steel and iron materials, including carbon […]

담금질 SAE 4140 원활강관의 링형균열 원인 분석

The reason for the ring-shaped crack at the pipe end of the SAE 4140 seamless steel pipe was studied by chemical composition exam, hardness test, metallographic observation, scanning electron microscope, and energy spectrum analysis. The results show that the ring-shaped crack of SAE 4140 seamless steel pipe is a quenching crack, generally occurring at the […]