إرجاع ANSI B16.9/B16.28 بعقب اللحام التجهيزات بعقب اللحام
الأربعاء, 15 شهر نوفمبر 2017
قبل المشرف
Butt weld fittings are the most common type of steel fittings used for pipelines above 2 inches of diameter. They are used to change the pathway of the pipeline (المرفقين), reduce / increase its flow size (مخفضات), فرع (المحملات, الصليب) or close it (قبعة), and are connected to pipes by welding. Butt welding fittings are
- ونشرت في تجهيزات الأنابيب
معلم تحت:
ANSI B16.9/B16.28 Butt weld fittings