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SRp SERIES

Steel welded perfectly tight closure valve featuring large size, lightweight, short delivery time and low cost. It is suitable for the control of large volumes of air, gases and water.

[Casting Products]
A valve made of steel plate corresponding to all flange standards. Face to face dimensions can be made to user specifications. It is particularly suitable for lines requiring large size valves such as those for waste gas in steel mills, heat ventilation air conditioning in power stations, and solvent recovery in chemical plants.

Product Details

1. Flanges
2. Body
3. Disc
4. Body seat（SUS）
5. Disc seat

• Disc seat‐jointless seat rings.
• Disc seat‐exposed by tightening and contracted when bolts loosen.
• Seat contact width‐"T", can be fine adjusted in position by tightening or loosing the retainer bolts.
• Variation to form the most suitable contact width to meet present flow pressure without unnatural friction, but keeping perfect sealing and torque for longer lasting sealline.
※ In occasion of replacing disc seat, it can be easily replaced without removing valve itself from the pipe line.

【Standard specifications】

Size	650A ~ 1000A
Working pressure	MAX 0.05MPa （Special MAX 0.5MPa）
Flanges	JIS, ANSI, DIN, AS, BS

【Standard materials（ JIS code）】

Body	SS400, SUS304, SUS316, SUS316L
Disc	SS400, SUS304, SUS316, SUS316L
Shaft	SUS403, SUS304, SUS316, SS316L

【Standard test pressure（pneumatic）】

Body shell	Max. allowable pressure×1.5
Seat	Max. allowable pressure×1.1

【Seat materials】

NBR	-10 ~ +80℃
EPDM	-10 ~ +120℃
VITON	-10 ~ +150℃
PTFE	-20 ~ +180℃