Current documents: MetalsTotal documents: 8
Ductile iron pipesType: IGN
Code: 4-21-01
Issue: July 1994
Status: Current
Document: IGN 4-21-01.pdf
Mechanical couplings and repair clamps for iron pipes for the conveyance of cold potable water (underground use) for the size range 40 to 1600mmType: WIS
Code: 4-21-02
Issue: October 1994
Status: Current
Document: WIS 4-21-02.pdf
Ferrules (tapping tees) and ferrule straps for underground useType: WIS
Code: 4-22-02
Issue: March 1991
Status: Current
Document: WIS 4-22-02.pdf
Underground stop valve including spherical valves for nominal sizes up to and including 63 and nominal pressures of 10 bar
Type: WIS
Code: 4-23-04
Issue: March 1991
Status: Current
Document: WIS 4-23-04.pdf
Mechanical fittings and joints for polyethylene pipes for nominal sizes 90 to 1000Type: WIS
Code: 4-24-01
Issue: July 1998
Status: Current
Document: WIS 4-24-01.pdf
Use of steel tanks in the water industryType: WIS
Code: 4-25-01
Issue: October 1999
Status: Current
Document: WIS 4-25-01.pdf
Applications for stainless steel in the water industryType: IGN
Code: 4-25-02
Issue: January 1999
Status: Current
Document: IGN 4-25-02.pdf
External zinc coating of ductile iron pipeType: IGN
Code: 4-51-01
Issue: June 1984
Status: Current
Document: IGN 4-51-01.pdf
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