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韩国S-LOK卡套阀门 
韩国SUPERLOK卡套阀门 
- 接头
- 阀门 
  - 球阀
  - 针阀
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  - 其他阀门
- I型管件
- 其他
韩国WISE仪器仪表温度计等 
- WISE压力表相关 
- WISE温度计相关 
- 流量相关 
  - 流量元素
  - 流量计
- 水平开关
- 观察孔
- 螺纹管件
- 传感器
韩国OSCG 填料函 
- 电缆密封接头 
  - 工业区域填料函
  - 危险区域填料函
- 配件 
  - 防爆认证配件
  - 密封垫圈配件
- 接线盒 
  - 危险区域接线盒
  - 工业区域接线盒
韩国DONG HWA TCA铜管及管件 
- 管子
- 管件
- 材料
- 法兰
韩国KUKDONG灯具 
- 船舶用照明设备 
- 陆上用照明设备 
  - 路灯
  - Pole
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- 夜间监视装置 
  - 红外线监视装置
  - 控制系统
- 其他周边设备 
韩国DONGNAM多芯管无缝管 
韩国SAMBOO液压螺栓螺母 
韩国JUNGWOO双壁管 

环形接头孔板F300

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产品描述

Description

A holding ring assembly is a combination of a holder ring and an orifice plate designed for Ring type joint (RTJ) flanges of ANSI or JPI specifications. The holding ring has a function of holding the orifice plate and also a function as a gasket to prevent leakage of the process fluid. This metallic sealing system is applicable to a fluid of high temperature and high pressure, the pressure tapping system is normally the flange tap type.

Specification

Orifice bore type	Concentric square edged orifice Quadrant edged orifice
Flow calculation standards	ISO 5167-1 and 2 2003 AGA-3 ASME MFC-3M and 14M JIS Z 8762 BS 1042
Flange ratings	ANSI class 300, 600, 900 and 1,500 Lb Ring type joint (RTJ)
Pressure taps	Flange taps
Plate thickness	3, 6, 9 and 12 mm
Tab handle	Welded to ring
Holding ring	Riveted to plate Types : Octagonal or oval
Drain and vent hole	Per ASME recommendations Not drilled for orifice bores smaller than 25.4 mm
Markings	Upstream side of tab handle stamped with "Upstream" and with bore type and size, line size, tag number and flange rating
Special markings	Special marking may be furnished to meet Specific requirement
Materials	Plate : 304SS and 316L SS Holding ring : Soft lron, 304SS and 316SS Rivets : 304SS and 316SS Tab Handle : 304SS and 316SS