公称壁厚mm 2.0 2.5 2.8 3.2 3.5 3.8 4.0 4.5
系数c 1.064 1.051 1.045 1.040 1.036 1.034 1.032 1.028
钢的牌号:Q215A；Q215B；Q235A；Q235B
试验压力值/Mpa:D10.2-168.3mm为3Mpa；D177.8-323.9mm为5Mpa。
镀锌管理论重量表及公式
镀锌管理论重量公式:（直径—壁厚）x壁厚x0.02466*1.0599=每米重量（公斤/米）
| 规格 | 壁厚 | 规格 | 壁厚 | 规格 | 壁厚 | 规格 | 壁厚 |
| DN15 | 1.8 | DN40 | 1.8 | DN80 | 2.2 | DN150 | 2.5 |
| 2.0 | 2.0 | 2.5 | 2.75 |
| 2.2 | 2.2 | 2.75 | 3.0 |
| 2.5 | 2.5 | 3.0 | 3.25 |
| 2.75 | 2.75 | 3.25 | 3.5 |
| DN20 | 1.8 | 3.0 | 3.5 | 3.75 |
| 2.0 | 3.25 | 3.74 | 4.0 |
| 2.2 | 3.5 | 4.0 | 4.25 |
| 2.5 | DN50 | 1.8 | DN100 | 2.0 | DN200 | 2.75 |
| 2.75 | 2.0 | 2.2 | 3.0 |
| DN25 | 1.8 | 2.2 | 2.5 | 3.25 |
| 2.0 | 2.5 | 2.75 | 3.5 |
| 2.2 | 2.75 | 3.0 | 3.75 |
| 2.5 | 3.0 | 3.25 | 4.0 |
| 2.75 | 3.25 | 3.5 | 4.25 |
| 3.0 | 3.5 | 3.75 | 4.5 |
| 3.25 | DN65 | 2.2 | 4.0 | 4.75 |
| DN32 | 1.8 | 2.5 | 4.25 | 5.0 |
| 2.0 | 2.75 | DN125 | 2.5 | DN200 | 5.5 |
| 2.2 | 3.0 | 2.75 | DN200 | 5.75 |
| 2.5 | 3.25 | 3.0 | DN200 | 6.0 |
| 2.75 | 3.5 | 3.25 | | |
| 3.0 | 3.75 | 3.5 | | |
| 3.25 | | | 3.75 | | |
| | | | | 4.0 | | |