•  球阀系列-球形体全焊接固定式球阀(天然气、石油、化工专用球阀)
球阀系列-球形体全焊接固定式球阀(天然气、石油、化工专用球阀)

产品介绍

设计标准 Design Construction

1、设计标准:API 6D

2、结构长度:API 6D、ASME B16.10

3、法兰尺寸:ASME B16.5、ASME B16.47

4、试验和检验:API 598、API 6D

注:1、系列阀门连接法兰尺寸可根据用户要求设计制造。

    2、DN>1000(40")阀门设计标准按《长输管线阀门技术条件》

1、Design Standard: API 6D

2、Face to Face: API 6D、ASME B16.10

3、Flanged size: ASME B16.5、ASME B16.47

4、Test & Inspection: API 598、API 6D

Notes: 1. The sizes of serial valve connecting flange ends can bedesigned according to customer's requirement.

       2. DN>1000(40"), the design standard is accordance with《Specification of the length pipe valve》


主要零件材料 Major Parts Material Form

序号
   No.
零件名称
   Part name
材质 Material
ASTM
1 衬套 Bushing PTFE+CS
2 调整螺钉 Machine screw CS
3 弹簧 Spring Inconel X-750
4 阀体 Body A105
5 螺柱 Stud A193-B7
6 球体 Ball** A105+ENP
7 阀座 Seat A105+ENP
8 密封圈 Sealing ring PTFE
9 板簧 Plate spring Inconel X-750
10 垫片 Gasket PTFE
11 阀杆密封 Sealing ring for stem PTFE
12 衬套 Bushing PTFE+CS
13 阀杆 Stem* A182-F6a
14 连接套 Connection set AISI C1045
15 驱动装置 Driving Assembled

注:*抗硫型阀门的该零件的材质为ASTM(A276-321)

**抗硫型阀门的该零件的材质为ASTM(A182-304、CF8+Ni.P)

系列阀门主要零部件及密封面的材质可根据实际工况条件或用户特殊要求设计选用。

Notes: *The mater af this part about the anti-sulphur type valve is ASTM(A276-321)

**The mater af this part about the anti-sulphur type valve is ASTM(182-304、CF8+Ni.P)

Major parts of the valve series and materials of sealing surface differ according to actual working condition and customer's special requirement.