Zeron Fasteners offers Weld Neck Flange Insulation Kits that provide electrical isolation and corrosion protection between dissimilar flanges. These kits are commonly used in pipelines transporting oil, gas, and water to prevent galvanic corrosion and ensure long-term sealing performance under harsh conditions.
| Element | C | Mn | P | S | Si | Cu | Ni | Cr | Mo |
|---|---|---|---|---|---|---|---|---|---|
| Content (%) | ≤ 0.35 | 0.60 – 1.05 | ≤ 0.035 | ≤ 0.040 | 0.10 – 0.35 | ≤ 0.40 | ≤ 0.40 | ≤ 0.30 | ≤ 0.12 |
| Tensile Strength | Yield Strength | Elongation | Hardness |
|---|---|---|---|
| ≥ 485 MPa (70 ksi) | ≥ 250 MPa (36 ksi) | ≥ 22% (2″ round specimen) | ≤ 187 HBW |