API steel pipe external anti corrosion coating PE outer wrap
Basic Info
Model No.: T200
Product Description
Polyethylene tape is Cold applied tape coating system for corrosion protection of Oil, Gas, Petrochemical, and Waste Water underground or overhead pipelines
The specification of the tape consists of two layers, adhesive layer and film backing
Adhesive: butyl rubber
1.Brand : XUNDA brand
2.Material: Polydethyelne and butyl rubber
3. Thickness: 15 mils to 40 mils
4. Width: 50 mm to 1000 mm
5.Length:10 m to 1800 meter
6.Main Customer:BGSL,SSGC,NIGC and so on
7.Industry Experience: more than 13 years
8.Biggest manufacture in China
9.proportion of exportation:more than 67%
10. Production ability: 10-15 ton per day
11.Accept OEM
Technical Data Sheet
| Type | T238-15 | T250-20 | T265-25 | T275-30 |
| Total thickness | 0.381mm | 0.510mm | 0.650mm | 0.770mm |
| Polyethylene Film | 0.251mm | 0.380mm | 0.510mm | 0.620mm |
| Butyl Rubber Adhesive | 0.130mm | 0.130mm | 0.140mm | 0.150mm |
| Elongation at break | 550% | 587% | 605% | 620% |
| Tensile Strength | 56.3 N/cm | 68.8 N/cm | 72.2 N/cm | 75.0 N/cm |
| Yield Strength | 35.2 N/cm | 43.0 N/cm | 45.0 N/cm | 50.0 N/cm |
| Adhesion to backing at | 5.0 N/cm | 5.0 N/cm | 5.0 N/cm | 5.1 N/cm |
| Dielectric Strength | 34.0 KV | 36.0 KV | 38.5KV | 40.0 KV |
| Impact resistance | ≥5.5 N•m | |||
| Cathodic Disbondment | 6.4mm | |||
| Volume Resistivity | ≥2.3X1015 ohm.m | |||
| Water Vapor Transmission r ate | ≤0.08 g/m2/24h | |||
| Water Absorption Rate | ≤0.05% | |||
| Application Temperature, Max Serve Temperature | -34 ºC to +85 ºC, +85 ºC | |||
| Color | White ,Black, yellow or other | |||
| Available Roll Size(width * length) | 50 to 750mm X 15 to 240 m | |||
Test Data Sheet:
| Physical Properties | Test Method | Typical Value | |
| English | Metric | ||
| Total thickness | ASTM D 1000 | 25 mils | 0.640mm |
| Backing thickness | ASTM D 1000 | 20 mils | 0.510mm |
| Adhesi Adhesive thickness | ASTM D 1000 | 5 mils | 0.130mm |
| Width | - | 9" | 228mm |
| Length | - | 800' | 244m |
| Backing color | - | White | White |
| Tensile strength | ASTM D 1000 | 41.23 lbs/in | 72.2N/cm |
| Elongation | ASTM D 1000 | 605% | 605% |
| Adhesion to backing at | ASTM D 1000 | 45.7 oz/in | 5.0N/cm |
| Cathodic Disbondment | ASTM G 8 | 0.252 in radius | 6.4mm |
| Dielectric Strength | ASTM D 149 | 38.0 KV | 38.0 KV |
| Impact resistance | ASTM G 14 | 50 in-lbs | 5.5 N•m |
| Volume Resistivity | ASTM D 257 | 2.5×1015 ohm.cm | 2.5×1015 ohm.cm |
| Water Absorptivity | ASTM D 570 | 0.05% | 0.05% |
| Water Vapor Transmissioin Rate 24 h | ASTM F 1249 | 0.005 g/100sq in/24h | 0.075 g/ m2.24h |
| Application Temperature | - | -29ºF to 185 ºF | -34 ºC to +85 ºC |
| Max Service Temperature | - | 185ºF | +85 ºC |
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