คู่มือการวัดขนาดและซ่อมแซมหน้าแปลน
Proper flange sizing and timely repair ensures safe pipeline operation.
ตารางขนาดหน้าแปลน
- NPS 1/2 to NPS 24: Standard range
- DN15 to DN600: Metric sizes
- คลาส 150 ถึง 2500: อัตราความดัน
- มีขนาดพิเศษตามสั่ง
วิธีการซ่อมแซมหน้าแปลน
- Face resurfacing for minor damage
- Bore machining for worn surfaces
- Bolt hole repair and re-drilling
- Weld overlay for severe wear
How to Replace Flange
- Isolate and drain pipeline
- Remove old bolts and gasket
- Clean mating surfaces
- Install new flange and gasket
- Torque bolts to specification
- Pressure test before service
คุณอาจสนใจ
DIN Flanges vs ANSI Flange: ANSI Class 150, PN Rating and Selection Guide'>
Flange Coupling Guide: Coupling Flange Type, Flanged Coupler and Shaft Applications'>
What Is an Orifice Flange? Orifice in Piping, Orifice Pipe and Flow Measurement Guide'>
DIN Flanges vs ANSI Flange: ANSI Class 150, PN Rating and Selection Guide
A practical guide comparing DIN flanges and ANSI flange standards, including ANSI Class 150, PN meaning, flange rating ANSI systems, bolt patterns, dimensions and selection tips.
อ่าน 249 · ความคิดเห็น 0
•
2026-10-09
Flange Coupling Guide: Coupling Flange Type, Flanged Coupler and Shaft Applications
A practical guide to flange coupling, coupling flange type selection, flanged coupler structure, flange shaft coupling applications, installation and maintenance.
อ่าน 258 · ความคิดเห็น 0
•
2026-10-09
What Is an Orifice Flange? Orifice in Piping, Orifice Pipe and Flow Measurement Guide
A practical guide explaining what an orifice flange is, how an orifice in piping works, orifice pipe flow measurement, pressure taps, orifice plates and selection tips.
อ่าน 263 · ความคิดเห็น 0
•
2026-10-08