Questions & Answers
Steel grades of galvanized tee
Low-alloy steels: 10G2, 17G1S, 09G2S.
Structural steels: 35, 25, 20, 15, 10.
Carbon steels: St45, St10, St35, St25, St20.
Galvanized Tee Standards
GOST standards:
GOST 30753-2001 — Welded sector-shaped parts;
GOST 17376-2001 — Steel tees;
GOST 17380-2001 — Pipeline components;
GOST 9.307-89 — Hot-dip galvanizing;
GOST 9.301-86 — Metallic coatings.
Table of weights of galvanized tees
| Nominal bore (DN) | Outer diameter, mm | Weight, kg/piece |
| 15 | 21.3 | 0.08 |
| 20 | 26.8 | 0.12 |
| 25 | 33.5 | 0.18 |
| 32 | 42.3 | 0.29 |
| 40 | 48 | 0.36 |
| 50 | 60 | 0.58 |
| 65 | 76 | 0.88 |
| 80 | 89 | 1.15 |
| 100 | 108 | 1.8 |
| 125 | 133 | 2.7 |
| 150 | 159 | 3.8 |