ISO9001/2000, CE, AZ, ISO14001, OHSAS18001, API6D and Fire Safe API 6FA,etc.
Date of technique and administer standard
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Nominal diameter(mm)
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DN15~200, Class1/2~8
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DN8~250
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DN8~50
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DN15~150,NPS1/2~6
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DN10~100
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DN15~100,NPS1/2~4
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Nominal pressure(Mpa)
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PN1.0~10.0,
Class150~600,
10K,20K
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PN1.0~4.0
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PN1.0~4.0
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PN1.6~4.0,Class150,10K
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PN1.0~2.5
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PN1.0~2.5,Class150,10K
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Material of main parts and suitable working conditions
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Part name
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Material
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Body
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WCB
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ZG1Cr18Ni9Ti
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CF8(304)
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CF3(304L)
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ZG1Cr18Ni12Mo2Ti
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CF8M(316)
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CF3M(316L)
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Ball ,stem
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2Cr13
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1Cr18Ni9Ti
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0Cr19Ni9
(304)
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00Cr19N11
(304L)
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1Cr18Ni12Mo2Ti
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0Cr17Ni12Mo2
(316)
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00Cr17Ni12Mo2
(316L)
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Sealing ring
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Reinforced PTFE, Polyphenylester
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Suitable medium
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Water, steam, oil, etc.
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Corrosive media such as nitric acid, etc.
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Media of strong oxygenation
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Corrosive media such as acetic acid etc.
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Corrosive media such as urea, etc.
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Suitable temperature
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-29~180 celsius degree (Reinforced PTFE),-29~300celsius degree(Polyphenylester)
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Design and making
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GB/T 12237-1989,API 608,API6D,JPI 7S-48,BS5351,DIN3357
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Face to face
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GB/T 12221-1989,ANSI B16.10,JIS B2002,NF E29-305,DIN3202.
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Flange size
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JB/T74~90(JB74~90), GB9112~9131, HGJ44~76, SH3406, ANSI B16.5,JIS B2212~2214,NF E29-211,DIN2543.
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Pressure test
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JB/T 9092-99,API 598.
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Driving
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Operation with handle, operation with worm-gear, operation with pneumatic and operation with electric
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