Blogs

Polypropylene Homopolymer (PPH) pipe fittings have become a cornerstone in various industrial applications due to their chemical resistance, durability, and high-temperature tolerance. Understanding the manufacturing process of PPH pipe fittings is essential for industries that demand reliability an Read More

Polyvinylidene fluoride (PVDF) is a highly non-reactive and pure thermoplastic fluoropolymer. Due to its exceptional chemical resistance and physical properties, PVDF has become a material of choice in various industrial applications, especially in the manufacturing of pipes and fittings. These PVDF Read More

1. 소재 특성PVDF 정의:열가소성 불소폴리머 수지로, 내화학성(耐化學性), 자외선 차단성, 내식성(耐蝕性)이 우수ASTM D4894 기준 인장강도 ≥40MPa, 열변형온도(HDT) 140°C(0.45MPa 하중)공업용 특성:화학적 안정성: pH 2~12 범위에서 안정투습성: 수분 흡수율 <0.04%(ASTM D570)전기적 특성: 유전강도 80kV/mm(KS C 2110)2. 산업별 적용 분야2.1 화학 공정 설비주요 적용처:산/알칼리 이송: 황산(98% 이하), 염산(37% 이하), NaOH(50% 이하)용매 처리: DMSO, Read More

파이프라인 연결 시 나사 연결 방식은 스레드 볼밸브, 게이트밸브, 감압밸브, 차단밸브 등 다양한 산업용 밸브에 널리 적용됩니다. 각 나사 규격의 특성과 적용 분야를 이해하는 것은 올바른 밸브 선택의 핵심입니다. 본 문서는 NPT/PT/G/ZG/RC/M 6가지 주요 나사의 기술적 차이를 한국 산업 표준(KS) 용어 기준으로 해설합니다.1. NPT 나사 (National Pipe Taper)특징: 60° 테이퍼 나사 (1:16 테이퍼율), 미국 표준(ANSI/ASME B1.20.1)밀폐방식: 건식밀폐(NPT) / 비밀폐형(NPSC)KS Read More

In the valve field, threaded connection is a common connection method, widely applied in various conventional valves, including threaded ball valves, threaded globe valves, threaded gate valves, threaded pneumatic shut-off valves, threaded pressure reducing valves, threaded regulating valves, threaded plug valves and other equipment. Different types of threads have distinct characteristics and application scenarios. Thus, understanding the differences among various threads is crucial for the correct selection and use of valves. This article will focus on the differences among several common valve threads such as NPT, PT, G, ZG, RC and M. Read More

VSJOCO Zixing Yuguang Pipeline System Co., Ltd. is expert in Fluoroplastics and Other Engineering Plastic Products Read More