DN:

• check 15(5)
• check 20(2)

G:

• check 1 1/2''(2)
• check 1 1/4''(2)
• check 1''(5)
• check 2 1/4''(1)
• check 2 3/4''(1)
• check 2''(1)
• check 3/4''(4)

Kvs valve:

• check 0.63 m3 /h(1)
• check 1.0 m3 /h(1)
• check 1.6 m3/h(1)
• check 2.5 m3/h(1)
• check 4.0 m3 /h(2)
• check 6.3 m3/h(1)

Valve design:

• check Spherical, 2-way(9)
• check Spherical, 3-way(7)