Product Description Model NO.: Q44 Design & Manufacture: API 6D, Asme B16.34 & BS5351 Face to Face: Asme B16.10 Inspect & Test: API 598 Certificate 2: ISO 9001: 2008 Certificate 4: API 6D Specification: API6D, BS5351 HS Code: 84818040 Characteristic: Dbb Ball Valve Pre-Temp. Rating: Asme B16.34 Ends Connection: RF, Rtj, Bw Certificate 1: Dnv CE 0575 Certificate 3: API 600 Trademark: VATAC or OEM Origin: China Flange RTJ or RF with Thread BSP or NPT Ends Double Block and Bleed Ball Valve(Twin or Double Ball) Conform to API 6D, BS5351, and ASME B16.34.
They are tested according to API 598, and marked as per MSS SP-25

1. Construction is as follows

- Full Port or Reduce Port

- Twin Ball Design

- Bolted Bonnet with spiral-would gasket

- Fire Safe Design

- Anti-static Design & Blow-out proof stem

- Double Block and Bleed

- With Needle Bleed Valve

- With Drain Valve

- Screwed Ends to ASME B1.20.1

- Flanged Ends to ASME B16.5

2. Main Part & Materials

Part Names	Part Materials
Body	A105	LF2	F22	F304	F316	F304L	F316L
Bonnet	A105	LF2	F22	F304	F316	F304L	F316L
Ball	A105+ENP	SS304	F22	SS304	SS316	SS304L	SS316L
Stem	A105	F304	F6a	F304	F316	F304L	F316L
Seat/Seat Ring	PTFE/RPTFE/NYLON/DEVLON/PEEK or METAL
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Bolts/Nuts	B7/2H	L7/4	B16/4	B8/8	B8M/8M	B8/8	B8M/8M
Suitable Medium	W.O.G etc.			HNO3, CH3OOH etc.
Suitable Temperature	-29~425 °C	-46~340 °C	-46~340 °C	-196~427 °C	-196~427 °C	-196~427 °C	-196~427 °C

3. Normal Pressure Rating

PN10~PN420, CLASS150~2500

4. Normal Size Range

DN15~DN300, 1/2"~12"

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Product Categories : Ball Valve > DBB&Trunnion Ball Valve