應用標準

Design Standards

1. Flange Standards: GB/T 9113.1-2010, JB/T 79.1-1994, HG 20592-2009, ASME B16.5, EN 1092-1:2001

2. Pressure-Temperature Ratings: GB/T 12224-2007, ASME B16.34-2003, ISO 7005-1

3. Face-to-Face Dimensions:

  Wafer type: Enterprise Standard

  Flanged type: ISA S75.04-1995, IEC/DIN 534-3-2

4. Temperature Ranges:

  Standard: -29℃~150℃

  Medium Temp: -29℃~250℃

  High Temp: -29℃~450℃

5. Sealing & Strength Testing:

  Test Standard: GB/T 4213-2007

  Hard Seal Class: Default per specification table; Optional GB/T 4213-2007 Class V

  Strength Test: 1.5×PN (Gland/Flange tests at 1.1×PN)

  Seat Test Pressure:

    - Maximum operating ΔP (default 1.0MPa water pressure)

    - Minimum 0.6MPa when ΔP＜0.6MPa

  Medium: Water with corrosion/scale inhibitors

主要性能指標

Main Technical Parameters & Performance

? Nominal Diameter: DN25-350

? Pressure Rating: PN10-63/Class 150/10K

? Body Material: WCB/CF8/CF8M/CF3M

? Main Seal Type: Metal hard-sealed

? Sealing Surface: Hard chrome-plated/Nitrided+Stellite overlay; Tungsten carbide spray-coated; Nickel-based alloy spray-coated; Stellite spray-coated

? Flange Standards: GB/T 9113 HG/T 20592/HG/T 20615/ASME B16.5/EN 1092/JIS B2220:2004

? Temperature Range: -29℃~200℃; -29℃~400℃

? Leakage Class: GB/T 4213/FCI 70-2 Class V/VI

? Accessories: Electro-pneumatic positioner/Solenoid valve/Limit switch/Air filter regulator

? Actuation: Manual/Pneumatic/Electric/Hydraulic

Product Types

DN25-DN250 (1"-10"): Wafer/Flanged construction

DN300-DN500 (12"-20"): Flanged construction

Pressure Classes:

DIN PN10/PN16/PN25/PN40/PN63

ANSI 150/300/600