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Polyvinylidene Fluoride (PVDF) Lined Pipe
Sales Specification: Effective October 27, 2000 · Supersedes:
May 04, 1999 |
| TEST REQUIREMENTS: |
TEST ITEM AND CONDITION
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LIMIT
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UNIT
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METHOD
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| Tensile @ Yield |
4500 Min |
psi |
ASTM D638 |
| Elongation @ Yield |
10 Min |
% |
ASTM D638 |
| Colorants |
225-475 |
ppm |
ASTM F1545 |
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1. PIPE REQUIREMENTS - SWAGED and MULTI-AXIS®: |
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- Pipe 1" through 8"
- Pipe is manufactured from electric resistance welded (ERW)
normalized ASTM A513
C-1010 aluminum killed carbon steel tubing
with chemical composition meeting ASTM A587,
a random picked
interior and is lined with polyvinylidene fluoride (PVDF).
- The liner is mechanically locked to the picked interior of the
steel tubing by swaging the steel tubing to nominal pipe size (NPS)
dimensions.
- Finished steel pipe dimensions 1" through 6" are Schedule
40.
- Finished steel pipe dimensions 8" are Schedule 30.
- MULTI-AXIS pipe is available in 1" through 4" sizes.
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Note:
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1" - 8" PVDF-lined field flare pipe is available with movable liner
(Thermalok). Field flare pipe is supplied
plain end x plain end. Contact factory for more information. |
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B. |
Minimum lengths available are: |
| Note: |
MULTI-AXIS pipe minimum lengths available are dependent upon
bend radius and bend angle. |
| NPS |
Factory Fabricated Lengths Standard |
Field Fabricated Lengths(1) |
| Inch |
Millimeter |
Inch |
Millimeter |
| 1" |
2 7/16 |
62 |
7 |
178 |
| 1 1/2" |
2 11/16 |
68 |
7 |
178 |
| 2" |
3 1/16 |
78 |
7 |
178 |
| 3" |
3 7/16 |
87 |
8 |
203 |
| 4" |
3 11/16 |
94 |
8 |
203 |
| 6" |
4 1/8 |
105 |
10 |
254 |
| 8" |
4 1/2 |
114 |
12 |
305 |
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(1)Capacity of field threaders, such as Wheeler Rex or equal.
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C. |
Plain end pipe is a minimum of 20 feet 6 inches for 20-foot spools
and 40 feet 6 inches for 40-foot spools. Plain end 40-foot spools are
available in 1-1/2" through 4" sizes only. Maximum finished
pipe length is 20 feet + or -1/8" at 75°F. |
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2. FLANGE REQUIREMENTS: |
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Rotatable Flange Option for Swaged Pipe
- Pipe 1" through 8"
- Pipe has chamfered threaded flanges or is available with a
rotatable flange assembly.
- Pipe flanges are forged steel. Class 150 and 300 forged steel
flanges conform to ASTM A105
with drilling per ANSI B16.5.
- Stub ends for rotatable flange assemblies are ASTM A105 or ASTM A516
Grade 70.
- Pipe lined with PVDF has a flare formed sealing surface in
conjunction with a perforated 304 stainless steel locking collar.
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3. LINER REQUIREMENTS: |
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- Resin is a polyvinylidene fluoride/hexafluoropropylene copolymer.
- Standard liners are black in color.
- The nominal liner thicknesses are:
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| Size |
Liner Thickness |
Thermalok Liner Thickness |
| (Inch) |
(MM) |
(Inch) |
(MM) |
| 1" |
0.150 |
3.8 |
0.125 |
3.2 |
| 1 1/2" |
0.160 |
4.1 |
0.125 |
3.2 |
| 2" |
0.172 |
4.4 |
0.125 |
3.2 |
| 3" |
0.175 |
4.4 |
0.125 |
3.2 |
| 4" |
0.207 |
5.3 |
0.145 |
3.7 |
| 6" |
0.218 |
5.5 |
0.160 |
4.1 |
| 8" |
0.218 |
5.5 |
0.185 |
4.7 |
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D. |
The minimum outside diameter of the plastic sealing surface on pipe per
ASTM F1545 is: |
Size (NPS) |
Minimum Sealing Diameter |
| (Inch) |
(Millimeters) |
| 1" |
1-7/8" |
48 |
| 1-1/2" |
2-11/16" |
68 |
| 2" |
3-7/16" |
87 |
| 3" |
4-5/8" |
117 |
| 4" |
5-15/16" |
151 |
| 6" |
8" |
203 |
| 8" |
10-1/16" |
256 |
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E. |
The minimum liner flange face thickness is 0.100" (2.54 mm). |
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4. OPERATING REQUIREMENTS: |
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- Service Temperature:
-20°F (-29°C) to 275°F (135°C)
Note: Operating temperature limitations may be encountered depending
upon specific chemical environments.
- Pressure:
- For Class 150, the maximum allowable working pressure equals
the corresponding ANSI pressure-temperature rating per the
designated metallurgy.
- The maximum allowable working pressure for Class 300 steel
(accounting for the plastic raised face) is:
-20°F to 150°F = 475 psi
200°F = 460 psi
275°F = 445 psi
- Vacuum: Pipe has a full vacuum rating to 275°F.
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5. STORAGE AND HANDLING REQUIREMENTS: |
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- Avoid dropping or impacting pipe with heavy objects or storing
near high traffic areas.
- Uninstalled lined pipe should not be stored or handled at
temperatures below 0°F (-18°C).
- The center of gravity for pipe can be very deceptive. Use extra
care in the handling, transfer, and storage of the product to avoid
sudden load shifting causing possible personal injury and/or product
damage.
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6. PAINT: |
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Paint is a two-component epoxy zinc phosphate/micaceous iron oxide
primer, formulated on proprietary polymer technology, which provides
rapid cure and overcoating even under low temperature conditions. The
maximum external temperature rating is 212°F (100°C). |
| Note: |
Field flare pipe with movable liner will receive a two-part polyamide
epoxy primer with a max. external temperature rating of 250°F. |
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7. INSPECTION AND QUALITY CONTROL: |
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- Each lined pipe passes a 15,000 volt minimum electrostatic spark
test to ensure integrity of the plastic liner.
- All parts pass visual inspection.
- The sealing surface of the liner is free of defects that would
impair sealing effectiveness.
- Wooden end protectors are used to protect the plastic faces for
flanged pipe. Plastic end caps are used to protect the plastic liner
for plain end pipe. End protectors should stay in place until
immediately prior to installation.
- Flanged pipe is labeled with a sticker located on the wooden end
protectors which identifies the plastic liner type and the flange
material. Plain end pipe is labeled with a sticker located on the pipe
which identifies the plastic liner type.
- A black nylon band to identify the liner as PVDF is affixed to all
flanged pipe. The band is imprinted as follows: RESISTOFLEX-BC-PVDF-ASTM F1545.
- Products are impression marked for material traceability.
REFERENCES
For more information please contact us.
THIS PRODUCT IS SHIPPED IN COMPLIANCE WITH APPLICABLE LAWS AND
REGULATIONS REGARDING CLASSIFICATION, PACKAGING, SHIPPING AND
LABELING. |
"This page is a machine translation of the source page, which is written in
English. This translation is intended to provide a general idea of the
page's content, and is not guaranteed for accuracy."
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