BS416(CWF-5Rings) | BS437(CWF-5Rings) | BS1211(CWF-5Rings)
 
BS416 CWF-5 Rings Pipe
Description Method of test Period Ref.
75mm (3") dia. x 1.83 M cast iron pipe BS416 Sept. 1998 J4714A
100mm (4") dia. x 1.83M C.I. pipe centrifugally cast with internal cement mortar lining BS416, 1452, 3416 Feb. 2000 J6027D
150mm (6") dia. x 1.83M C.I. pipe centrifugally cast with internal cement mortar lining BS416, 1452, 3416 Feb. 2000 J6027E
300mm (12") dia. x 1.83M C.I. pipe BS416, 1452, 3416 Feb. 2000 J6027C
100mm (4") dia. x 1.83 M cast iron pipe BS416 Sept. 1998 J4714B
150mm (6") dia. x 1.83M cast iron pipe BS416 Sept. 1998 J4714C
225mm (9") dia. x 1.83M cast iron pipe BS416 Sept. 1998 J4714D
 
BS437 CWF-5 Rings Pipe
Description Method of test Period Ref.
75mm diameter cast iron pipe BS437,BS3416 Nov. 1998 J4908D
100mm diameter grey iron drain pipe, Flexible Joint BS437,BS3416 Jan. 1996 J2979A
150mm diameter grey iron drain pipe, Flexible Joint BS437,BS3416 Jan. 1996 J2979B
225mm diameter grey iron drain pipe, Flexible Joint BS437,BS3416 Jan. 1996 J2979C
 
Rubber ring / gasket for BS437 Pipes
Description Method of test Period Ref.
Rubber gasket for C.W.F.-5 Rings Brand Cast Iron Pipes ASTM C564-70 Aug. 1999 J5469I
Rubber ring for BS437 100mm Grey Iron Pipes BS6087 Aug. 1999 J5469J
Rubber ring for BS437 150mm Grey Iron Pipes BS6087 Nov. 1999 J5688F
Rubber ring for BS437 225mm Cast Iron Pipes BS6087 Jan. 1996 J2939C
 
BS1211 CWF-5 Rings Pipe
Description Method of test Period Ref.
100mm diameter x 4M cast iron drain pipe BS1211, BS3416 Nov. 1998 J4908I
150mm diameter x 4M cast iron drain pipe BS1211, BS3416 Nov. 1998 J4908K