Common use of Lubricant for Ductile Iron Pipe and Specials Clause in Contracts

Lubricant for Ductile Iron Pipe and Specials. The lubricant used for the assembly of Ductile Iron pipes and specials suitable for push-on rubber ring joint shall have the following characteristics:  must have a paste like consistency and be ready for use  has to adhere to wet and dry surfaces of DI pipe and rubber rings  to be applied in hot and cold weather; ambient temperature 0 - 50 °C, temperature of exposed pipes up to 70 °C  must be non-toxic  must be water soluble  must not affect the properties of the drinking water carried in the pipes  must not have an objectionable odor  has to inhibit bacterial growth  must not be harmful to the skin  must have a shelf live not less than 2 years

Lubricant for Ductile Iron Pipe and Specials. The lubricant used for the assembly of Ductile Iron pipes and specials suitable for push-on rubber ring joint shall have the following characteristics:  • must have a paste like consistency and be ready for use  • has to adhere to wet and dry surfaces of DI pipe and rubber rings  • to be applied in hot and cold weather; ambient temperature 0 - 50 °C, temperature of exposed pipes up to 70 °C  • must be non-toxic  • must be water soluble  • must not affect the properties of the drinking water carried in the pipes  • must not have an objectionable odor  • has to inhibit bacterial growth  • must not be harmful to the skin  • must have a shelf live not less than 2 years