Lubricant Calculator Calculate the required amount of lubricant for socket connections. Enter the number of connections per pipe diameter. Low temperature installation? (not below -5°C) Socket connections: × DN 40 (1g) × DN 50 (3g) × DN 70 (4g) × DN 80 (5g) × DN 100 (6g) × DN 125 (10g) × DN 150 (15g) × DN 200 (30g) Result Enter the number of connections.