DIN3352 Cast Steel Gate Valve

Description:
Bolt Bonnet, OS&Y, Our gate valves are primarily used for stop valves fully pened or fully closed, Flanged or Butt-Welding Ends, Bolted Bonnet, One-Piece Flexible or Solid Wedge Gate, Full Port, Outside Screw and Yoke, Integral Body Seats or Separate Seat Rings (Threaded or Welded). Operation: handwheel and bevel gear, multi-turn motor, hydraulic, pneumatic etc.

Standard specification
Design and manufacture: DIN 3352 / API 600 / BS 1414 / ISO 10434
Inspection and Test: DIN 3230, API 598 / BS 6755-1 / ISO 10434
End flange dimension: DIN 2543, DIN2544, DIN2545, DIN2546, DIN 2547, ASME B 16.5 ( for NPS≤24);
ASME B 16.47 series B, API605 or ASME B 16.47 series A, MSS SP-44(for NPS＞24).
Face to face and end to end: DIN3202-F5, DIN3202-F7, ASME B 16.10.
Pressure-temperature ratings: ASME B 16.34.

Main body materials : GS-C25, ASTM A216 WCB and WCC, Alloy Steels ASTM A217 WC1, WC6, WC9 and C5, Impact-Tested Carbon-Manganese Steels ASTM A352 LCB and LCC, Corrosion-Resistant Steels ASTM A351 CF3, CF3M, CF8 and CF8M, Duplex ASTM A890 Grade 4A etc.

Performance Specification For DIN3352 Cast Steel Gate Valve

Technical Specification		PN(Mpa)
		1.6	2.5	4.0	6.4	10.0
Test Pressure (MPA)	Shell Test	2.4	3.75	6.0	9.6	15.0
	BackSeat Test	1.76	2.75	4.4	7.04	11.0
	Seal Test	1.76	2.75	4.4	7.04	11.0
	Air Test	0.55+/-0.07

Applicable temperature: -196 C degree to 600 C degree
Note: please choose different materials for different working conditions.
Application: Common type: water, steam, oil, liquid gas, natural gas etc; Anti-sulphur type: gas oil etc which contains H2S, Co composition.