Standard Material of Construction as per IS/ AWWA/ BS

Sr No. Components C.I. Sluice Gates IS 13349, IS 3042 & non-standard C.I. gates Fabricated Sluice Gates Stop-logs
Material Specification Material Specification Material Specification
1. Gate Frame, Gate Plate, Shutter Cast Iron IS:210, BSEN 1561, ASTM A 126 Stainless Steel, Aluminum Alloy, UIIMWPE ASTM A 240/276 Stainless Steel ASTM A 240/276
Wall Thimble, Headstock, Stem Guide bracket, Flush bottom seal support bar Cast Iron IS:210, BSEN 1561, ASTM A 126 Cast Iron IS:210, BSEN 1561, ASTM A 126 -- --
2. Wedges, Wedge facings, Sealing faces / Seat facings, Nut bolts Naval brass, Phosphor Bronze, Leaded Tin Bronze Bronze Leaded Gun Metal, Stainless Steel IS:291, IS:7814 IS:318 ASTM B21 BS:1400 ASTM A 240/276 Naval brass, Phosphor Bronze, Leaded Tin Bronze Bronze Leaded Gun Metal, UIIMWPE Stainless Steel IS:291, IS:7814 IS:318 ASTM B21 BS:1400 ASTM A 240/276 -- --
3. Resilient rubber seal Natural Rubber EPDM Rubber Neoprene Rubber UHMWPE ASTM D 2000 ASTM D 2000 Natural Rubber EPDM Rubber Neoprene Rubber ASTM D2000 ASTM D2000 EPDM Rubber Neoprene Rubber Polyurethane ASTM D2000 ASTM D2000
4. Rubber seal retainer bar Mild Steel Stainless Steel IS:2062 ASTM A 240/276 Stainless Steel ASTM A 240/276 Stainless Steel IIDPE ASTM A 240/276
5. Connecting Block /Stem Block / Thrust Nut Cast Iron Leaded Tin Bronze Leaded Gun metal Bronze IS:210 IS:318 BS:1400 ASTM B584 Leaded Tin Bronze Leaded Gun Metal Bronze IS : 318 BS : 1400 ASTM B584 -- --
6. Stem / Spindle, Lifting Pins Mild Steel, Stainless Steel, Stainless Steel IS:2062 ASTM A276 BS:970 Part I Stainless Steel ASTM A 276 BS : 970 Part I Stainless Steel Aluminium ASTM A 276
7. Coupling Cast Iron Mild Steel Stainless Steel Stainless Steel IS:210 IS:2062 ASTMA276 ASTM A331 Stainless Steel ASTM A 276 ASTM A 351 -- --
8. Operating Nut / stem Nut Leaded Tin Bronze Leaded Gun Metal Bronze IS:318 BS:1400 BS:2874 ASTMB584 Leaded Tin Bronze Leaded Gun Metal Bronze IS : 318 BS : 1400 BS : 2874 ASTM B584 -- --
9. Head Stock, Fasteners & Studs Mild Steel Stainless Steel IS:2062 AISI Mild Steel Stainless Steel IS : 2062 AISI Stainess Steel AISI
10. Anchor Bolts Mild Steel Stainless Steel IS:2062 AISI Mild Steel Stainless Steel IS : 2062 AISI -- --
11. Yoke Mild Steel Cast Iron Stainless Steel IS:2062 IS:210 ASTM A240/276 Mild Steel Stainless Steel IS : 2062 ASTM A 240/276 -- --
12. -- -- -- -- -- IIDPE Aluminium Stainless Steel Wood ASTM A240/276

Alternative material can be supplied for operating nut, stem, sealing faces and fasteners.

GENERAL “IN HOUSE TESTS” CARIED OUT

Sr. No. TESTS IS:13349, AWWA BS IS:3042 IS:5620, IS:4633, AWWA: C561, 562 OPEN CHANNEL WEIR GATES STOPLOGS
1. Leakage Test & Hydraulic pressure test
2. Floor Leakage Test
3. Seat Clearance
4. Movement Test
5. Dimensional Check