ASTM E1783-96(2000)
(Specification)Standard Specification for Preformed Architectural Strip Seals for Buildings and Parking Structures
Standard Specification for Preformed Architectural Strip Seals for Buildings and Parking Structures
SCOPE
1.1 This specification describes the physical requirements for the fully cured elastomeric alloy and the movement capabilities of preformed architectural compression seals used for sealing expansion joints in buildings and parking structures. The preformed architectural strip seal is an elastomeric extrusion. This extrusion is either a membrane or tubular having an internal baffle system produced continuously and longitudinally throughout the material. These extrusions are secured in or over a joint by locking rails or an end dam nosing material. The architectural strip seal is compressed and expanded by this mechanical or chemical attachment. Note 1-Movement capability is defined in Test Method E1399.
1.2 This specification covers all colors of architectural strip seals. Note 2-The products described in this specification are manufactured from thermoplastic elastomers defined as "fully cured elastomeric alloys" in Test Method D5048.
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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An American National Standard
Designation: E 1783 – 96 (Reapproved 2000)
Standard Specification for
Preformed Architectural Strip Seals for Buildings and
Parking Structures
This standard is issued under the fixed designation E 1783; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope D 471 Test Method for Rubber Property—Effect of Liq-
uids
1.1 This specification describes the physical requirements
D 518 Test Method for Rubber Deterioration—Surface
for the fully cured elastomeric alloy and the movement
Cracking
capabilities of preformed architectural compression seals used
D 573 Test Method for Rubber—Deterioration in an Air
forsealingexpansionjointsinbuildingsandparkingstructures.
Oven
The preformed architectural strip seal is an elastomeric extru-
D 624 Test Method for Tear Strength of Conventional
sion. This extrusion is either a membrane or tubular having an
Vulcanized Rubber and Thermoplastic Elastomers
internal baffle system produced continuously and longitudi-
D 746 Test Method for Brittleness Temperature of Plastics
nally throughout the material. These extrusions are secured in
and Elastomers by Impact
or over a joint by locking rails or an end dam nosing material.
D 792 TestMethodsforDensityandSpecificGravity(Rela-
The architectural strip seal is compressed and expanded by this
tive Density) of Plastics by Displacement
mechanical or chemical attachment.
D 865 Test Method for Rubber—Deterioration by Heating
NOTE 1—Movement capability is defined in Test Method E 1399.
in Air (Test Tube Enclosure)
1.2 This specification covers all colors of architectural strip D 1052 Test Method for Rubber Deterioration—Cut
seals. Growth Using Ross Flexing Apparatus
D 1149 Test Method for Rubber Deterioration—Surface
NOTE 2—The products described in this specification are manufactured
Ozone Cracking in Chamber
from thermoplastic elastomers defined as “fully cured elastomeric alloys”
D 2000 Classification System for Rubber Products inAuto-
in Test Method D 5048.
motive Applications
1.3 The values stated in SI units are to be regarded as the
D 2240 Test Method for Rubber Property—Durometer
standard. The values given in parentheses are for information
Hardness
only.
D 3183 Practice for Rubber—Preparation of Pieces for Test
1.4 This standard does not purport to address all of the
Purposes from Products
safety concerns, if any, associated with its use. It is the
D 5048 Test Method for Measuring Comparative Burning
responsibility of the user of this standard to establish appro-
Characteristics and Resistance to Burn-Through of Solid
priate safety and health practices and determine the applica-
Plastics Using 125-mm Flame
bility of regulatory limitations prior to use.
E 577 Guide for Dimensional Coordination of Rectilinear
Building Parts and Systems
2. Referenced Documents
E 631 Terminology of Building Constructions
2.1 ASTM Standards:
E 1399 Test Method for Cyclic Movement and Measuring
D 395 Test Methods for Rubber Property—Compression
Minimum and Maximum Joint Widths of Architectural
Set
Joint Systems
D 412 Test Methods for Vulcanized Rubber and Thermo-
plastic Rubbers and Thermoplastic Elastomers—Tension
This specification is under the jurisdiction of ASTM Committee E-6 on
Performance of Buildings and is the direct responsibility of Subcommittee E06.21 Annual Book of ASTM Standards, Vol 08.01.
on Serviceability. Annual Book of ASTM Standards, Vol 09.02.
Current edition approved Feb. 10, 1996. Published April 1996. Annual Book of ASTM Standards, Vol 08.03.
2 6
Annual Book of ASTM Standards, Vol 09.01. Annual Book of ASTM Standards, Vol 04.11.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
E 1783
3. Terminology 8.3.2 Produce 20 quality assurance test plaques in accor-
dance with Annex A2.
3.1 Definitions: Terms defined in Terminology E 631 will
8.4 Strip Seal Specimens:
prevail for terms not defined in this document.
8.4.1 Cut all test specimens from the architectural strip seal
3.1.1 architectural strip seal—a preformed membrane or
sample. Except as otherwise specified in the applicable speci-
tubular extrusion, manufactured from a fully cured elastomeric
fications or test methods given in Table 2, prepare the test
alloy, having flanges or other means of mechanically or
specimens in accordance with the requirements of Practice
chemically securing it.
D 3183.
NOTE 3—Joint is defined in Guide E 577.
8.4.2 Prepare the test specimens for determining tensile
strength and elongation using Die C (Test Methods D 412) or
4. Materials and Manufacture
Die D when the flat sections of a seal are too small for Die C.
4.1 The architectural strip seal shall be a preformed extru-
However, the requirements of Table 2 shall apply regardless of
sion manufactured from a fully cured elastomeric alloy. This
the die used.
alloy shall be classified under Classification D 2000.
8.4.3 The grain or flow pattern for all specimens prepared
for tensile strength and elongation testing (Test Methods
5. Physical Requirements
D 412) shall be parallel to the length of the die.
5.1 The fully cured elastomeric alloy supplied in plaque
8.4.4 Prepare the test specimens for ozone resistance in
form shall conform to the material requirements prescribed in
accordance with ProcedureAof Test Method D 518, and wipe
Table 1.
them with toluene before testing to remove surface contami-
5.2 The finished architectural joint seal shall conform to the
nation.
material requirements prescribed in Table 2.
8.4.5 The grain or flow pattern for all specimens prepared
5.3 The movement capabilities shall be established using
for tear resistance testing (Test Method D 624) shall be
Test Method E 1399.
perpendicular to the length of the die.
6. Dimensions, Mass, and Permissible Variations
9. Significance and Use
6.1 The size, shape, internal structure, and tolerances shall
9.1 Architectural strip seals included in this specification
be as agreed upon by the purchaser and the producer or
shall be those:
supplier.
9.1.1 Extruded as a membrane;
9.1.2 Extruded as tubular;
7. Workmanship, Color, and Appearance
9.1.3 With frames;
7.1 The architectural strip seal shall be free of defects in
9.1.4 With flanges mechanically secured;
workmanship. Defects in the extrusion consist of the follow-
9.1.5 With flanges chemically secured;
ing:
9.1.6 Used in interior or exterior applications; and
7.1.1 Holes;
9.1.7 Used in any construction of the building.
7.1.2 Air bubbles; and
9.2 This specification will give users, producers, building
7.1.3 Parts not conforming to 6.1.
officials, code authorities, and others a basis for verifying
7.2 The cross section of the seal shall be as agreed upon by
material and performance characteristics of representative
the purchaser and the producer or supplier.
specimens under common test conditions. This specification
7.3 The color of the seal shall be as agreed upon by the
will produce data on the following:
purchaser and the producer or supplier.
9.2.1 The physical properties of the fully cured elastomeric
alloy; and
8. Specimen Preparation
9.2.2 The movement capability in relation to the nominal
8.1 Maintain laboratory at a temperature of 23 6 2°C (73 6 joint width as defined under Test Method E 1399.
4°F). 9.3 This specification compares similar architectural strip
8.2 Maintain laboratory at a relative humidity of 5065%. seals but is not intended to reflect the system’s application.
8.3 Test Plaque Specimens: “Similar” refers to the same type of architectural strip seal
8.3.1 Use equipment per Annex A1. within the same subsection under 9.1.
TABLE 1 Requirements for Fully Cured Elastomeric Alloy Injection Molded Plaques
Requirement
Property Test Method
Type I Type II Type III Type IV Type V Type VI
Tensile strength, min, MPa (psi) 13.8 (2000) 9.7 (1400) 7.2 (1050) 6.0 (870) 5.8 (850) 5.8 (850) D 412
Elongation at break, min,% 500 460 380 350 340 340 D 412
Hardness, Type A durometer, points (5 s delay) 87 6380 6373 6370 6367 6364 6 3 D 2240
Relative density @ 23°C (73°F) 0.95 6 0.02 0.96 6 0.02 0.97 6 0.02 0.97 6 0.02 0.97 6 0.02 0.97 6 0.02 D 792
100 % Modulus, min, MPa (psi) 6.1 (890) 3.8 (550) 2.8 (400) 2.2 (320) 1.9 (280) 1.9 (280) D 412
Mass gain, max %, (24 h at 121°C (23°F) ASTM 60 75 80 90 95 95 D 471
No. 3 Oil)
E 1783
TABLE 2 Material Requirements for Architectural Strip Seals
Requirement
Property Test Method
Type I Type II Type III Type IV Type V Type VI
Tensile strength, min, MPa (psi) 13.8 (2000) 9.7 (1400) 7.2 (1050) 6.0 (870) 5.8 (850) 5.8 (850) D 412
Elongation at break, min,% 500 460 380 350 340 340 D 412
Hardness, Type A durometer, points (5 s delay) 87 6380 6373 6370 6367 6364 6 3 D 2240
Ozone resistance 1 ppm 100 h at 40°C (104°F) no cracks no cracks no cracks no cracks no cracks no cracks D 792
73 magnification
Compression set, % max, 22 h at 100°C (212°F) 45 40 38 35 35 35 D 412
Compression set, % max, 70 h at 100°C (212°F) 50 45 43 40 40 40 D 471
Heat aging, 70 h at 100°C (212°F) change in: D 865
Hardness, Shore A, max, points (5 s delay) 333333
Ultimate tensile strength max, % loss 555555
Ultimate elongation max, % loss 555555
Tear resistance, min, N/mm (lb/in.) 45 (257) 30 (171) 20 (114) 20 (114) 20 (114) 20 (114) D 624
Brittleness temperature, min, °C (°F) −61 (−78) −62 (−80) −60 (−76) −56 (−69) −63 (−81) −63 (−81) D 746
Water absorption, max, % loss/gain 556677 D471
9.4 This specification does not provide information on the 10.5.2 2.8 m (9 lf) of each specific size and cross section of
following: the finished part.
9.4.1 Durability of the architectural strip seal under actual
service conditions, including the effects of cycled temperature
11. Test Methods
on the strip seal;
11.1 Determine compliance of the fully cured
...
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