PIP INSR1000 Installation of Flexible, Removable/Reusable Insulation Covers for Hot Insulation Service

Transcription

1 TECHNICAL REVISION August 2015 Insulation PIP INSR1000 Installation of Flexible, Removable/Reusable Insulation Covers for Hot Insulation Service

2 PURPOSE AND USE OF PROCESS INDUSTRY PRACTICES In an effort minimize the cost of process industry facilities, this Practice has been prepared from the technical requirements in the existing standards of major industrial users, contracrs, or standards organizations. By harmonizing these technical requirements in a single set of Practices, administrative, application, and engineering costs both the purchaser and the manufacturer should be reduced. While this Practice is expected incorporate the majority of requirements of most users, individual applications may involve requirements that will be appended and take precedence over this Practice. Determinations concerning fitness for purpose and particular matters or application of the Practice particular project or engineering situations should not be made solely on information contained in these materials. The use of trade names from time time should not be viewed as an expression of preference but rather recognized as normal usage in the trade. Other brands having the same specifications are equally correct and may be substituted for those named. All Practices or guidelines are intended be consistent with applicable laws and regulations including OSHA requirements. To the extent these Practices or guidelines should conflict with OSHA or other applicable laws or regulations, such laws or regulations must be followed. Consult an appropriate professional before applying or acting on any material contained in or suggested by the Practice. This Practice is subject revision at any time. Process Industry Practices (PIP), Construction Industry Institute, The University of Texas at Austin, 3925 West Braker Lane (R4500), Austin, Texas PIP Member Companies and Subscribers may copy this Practice for their internal use. Changes or modifications of any kind are not permitted within any PIP Practice without the express written authorization of PIP. Authorized Users may attach addenda or overlays clearly indicate modifications or exceptions specific sections of PIP Practices. Authorized Users may provide their clients, suppliers and contracrs with copies of the Practice solely for Authorized Users purposes. These purposes include but are not limited the procurement process (e.g., as attachments requests for quotation/ purchase orders or requests for proposals/contracts) and preparation and issue of design engineering deliverables for use on a specific project by Authorized User s client. PIP s copyright notices must be clearly indicated and unequivocally incorporated in documents where an Authorized User desires provide any third party with copies of the Practice. PRINTING HISTORY April 1999 Issued February 2006 Edirial Revision March 2011 Reaffirmation with Edirial Revision December 2005 Technical Correction July 2007 Edirial Revision August 2015 Technical Revision Not printed with State funds

3 TECHNICAL REVISION August 2015 Insulation PIP INSR1000 Installation of Flexible, Removable/Reusable Insulation Covers for Hot Insulation Service Table of Contents 1. Introduction Purpose Scope References Process Industry Practices Industry Codes and Standards Other References Definitions Requirements Materials Design and Fabrication Installation Requirements Inspection Extent of Insulation Documentation Thickness Table... 8 Data Forms INSR1000-D1 Documentation Requirements Sheet The following data forms shall be part of this Practice only if indicated on the purchaser s completed Documentation Requirements Sheet. INSR1000-D2 Design Parameters INSR1000-D10 Data Sheet for General Service (Glass Fiber Mat Insulation) 260 C (500 F) INSR1000-D11 Data Sheet for General Service (Glass Fiber Mat Insulation) C ( F) INSR1000-D12 Data Sheet for General Service (Silica Aerogel Blanket Insulation) 260 C (500 F) INSR1000-D13 Data Sheet for General Service (Silica Aerogel Blanket Insulation) C ( F) INSR1000-F1 Insulation Thickness Table for Glass Felt Fiber Insulation (US Cusmary Units) INSR1000-F2 Insulation Thickness Table for Silica Aerogel Insulation (US Cusmary Units) INSR1000-FM1 Insulation Thickness Table for Glass Felt Fiber Insulation (SI Units) INSR1000-FM2 Insulation Thickness Table for Silica Aerogel Insulation (SI Units) Process Industry Practices Page 1 of 8

4 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service 1. Introduction 1.1 Purpose This Practice provides requirements for the installer of flexible, removable/reusable insulation covers for hot service insulation systems. 1.2 Scope This Practice describes the minimum requirements for materials, fabrication, and installation of flexible, removable/reusable hot service insulation covers, ambient 538 C (1000 F). 2. References Applicable parts of the following Practices, industry codes and standards, and references shall be considered an integral part of this Practice. The edition in effect on the date of contract award shall be used, except as otherwise noted. Short titles are used herein where appropriate. 2.1 Process Industry Practices (PIP) PIP INSH Hot Service Insulation Materials and Installation Specification 2.2 Industry Codes and Standards American Society of Testing and Materials (ASTM) ASTM C680 - Standard Practice for Determination of Heat Gain or Loss and the Surface Temperatures of Insulated Pipe and Equipment Systems by the Use of a Computer Program ASTM C692 - Standard Test Method for Evaluating the Influence of Thermal Insulations on External Stress Corrosion Cracking Tendency of Austenitic Stainless Steel ASTM C795 - Thermal Insulation for Use in Contact with Austenitic Stainless Steel ASTM C871 - Standard Test Methods for Chemical Analysis of Thermal Insulation Materials for Leachable Chloride, Fluoride, Silicate, and Sodium Ions ASTM C Standard Specification for Glass Fiber Felt Thermal Insulation ASTM D Standard Test for Methods for Mass per Unit Area (Weight) of Woven Fabric 2.3 Other References 3. Definitions North American Insulation Manufacturers Association (NAIMA) 3E PLUS Insulation Thickness Computer Program supplier: Party responsible for furnishing and/or installing the insulation system owner: The party who owns the facility wherein the installation system will be used purchaser: The party who awards the contract the supplier. The purchaser may be the owner or the owner's authorized agent. Process Industry Practices Page 2 of 8

5 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service manufacturer: Party responsible for making the insulation covers for hot insulation service 4. Requirements 4.1 Materials General Insulation and accessory materials shall be furnished in accordance with the requirements of this Practice, including the specific grade or type Insulation and accessory materials shall be formulated without asbess Materials shall be new and shall be used prior the expiration date Use of materials other than those specified in this Practice shall require prior written approval of the purchaser. Requests for substitutions shall be included as an alternate in the bidder s proposal Alternative insulation materials may be specified by the purchaser on data sheets PIP INSR1000-D10, INSR1000-D11, INSR1000-D12 and INSR1000-D13, as needed Testing All materials shall be qualified for use on austenitic stainless steel in accordance with ASTM C795. If requested, test reports shall be furnished Material manufacturer shall also furnish a chemical analysis in accordance with ASTM C871 for materials. This chemical analysis shall not vary by more than 50% from the chemical analysis of the production lot tested under ASTM C Unless otherwise specified in the purchase order, certification of chemical analysis is not required for each production lot from which material is furnished for this project. However, the manufacturer shall state that the chemical analysis will not vary by more than 50% from those done during the production lot tested under ASTM C Testing shall be conducted by a laborary accredited by the National Institute of Standards and Technology s National Voluntary Laborary Accreditation Program (NVLAB) Insulation Material Glass Fiber Mat Insulation 1. Insulation material shall be composed of 100% selected-grade Type E glass fibers fabricated in mat form without the addition of resinous or organic binders in accordance with ASTM C Insulation shall be suitable for hot face temperatures 538 C (1000 F). 3. Insulation shall have a nominal density of 128 kg/m³ (8.0 lb/ft³). Process Industry Practices Page 3 of 8

6 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service Silica Aerogel Blanket Insulation Inner Liner 1. Insulation material shall be flexible aerogel insulation in accordance with ASTM C1728, Type III, Grade 1A. 2. Insulation shall be suitable for hot face temperatures 649 C (1200 F). 3. Insulation shall have a density of 160 kg/m³ (10.0 lb/ft³) 240 kg/m³ (15.0 lb/ft³) Inner liner, including gussets, for operating temperatures 260 C (500 F) shall be a fiberglass fabric impregnated with PTFE, having a minimum weight of 540 g/m² (16 oz/yd²) in accordance with ASTM D3776, and grey in color For operating temperatures 261 C (501 F) 538 C (1000 F): Outer Jacket 1. Inner liner, including gussets shall be a four-ply laminate, consisting of two layers of fiberglass cloth and two layers of 25 µm (1 mil) thick aluminum foil, with a minimum weight of 610 g/m² (18 oz/yd²). 2. Inner liner, including gussets, shall have an outer layer of knitted wire mesh, Type 304 stainless steel, 0.44 mm (0.011 inch) wire diameter, and 60 density (openings per inch / 25 mm) secured over the four-ply laminate. Outer jacket shall be a fiberglass fabric impregnated with PTFE, having a minimum weight of 540 g/m² (16 oz/yd 2 ) in accordance with ASTM D3776, and grey in color Tie-Down Straps Tie-down straps shall be constructed of the same material as the outer jacket Tie-down straps shall be fabricated using a double thickness of the fabric, with edge trim sewn in place along both edges Edge trim shall be applied not leave exposed fabric edges Ends of the straps shall be turned under 6 13 mm (1/4 1/2 inch) and double-stitched prevent unraveling Drawstrings Drawstrings shall be made from 100% textured fiberglass sleeving with plain weave, 10 mm (3/8 inch) inside diameter, 0.8 mm (0.03 inch) wall thickness, and shall be suitable for 538 C (1000 F) service Thread PTFE-coated fiberglass thread shall be used for service temperatures 260 C (500 F). Process Industry Practices Page 4 of 8

7 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service Fiberglass thread shall be 0.50 mm (0.021 inch) diameter, minimum 9 kg (20 lbs.) tensile strength Kevlar-coated stainless steel thread shall be used for service temperatures above 260 C (500 F) Stainless steel thread shall be minimum 0.40 mm (0.015 inch) diameter and minimum 8 kg (18 lbs.) tensile strength Hardware All hardware such as D-rings, buckles, tags, etc., shall be type 304 stainless steel. 4.2 Design and Fabrication Piping, Flanges, Valves, and Equipment Covers Insulated items shall be pre-measured assure a tight fit. Allowances for valve bonnet height, gland openings, protrusions, etc shall be included Force-folding or bending of covers shall not be permitted Covers shall be fabricated with a minimum 50 mm (2 inches) of overlap at the end flap over adjacent insulation Covers shall be fabricated allow easy access valve packing glands and flange bolts without having completely remove the cover If possible, covers shall be fabricated with parting faces at the cover low point facilitate drainage. Otherwise, a drainage grommet shall be installed at the cover low point Any single cover or cover piece shall not exceed 20 kg (45 lbs.) Covers with a finished weight of 20 kg (45 lbs.) or less shall be fabricated in one piece Jacket Fabric Seam Construction All fabric seams shall be sewn. Machine stitching shall be used wherever practical. Hand stitching shall be kept an absolute minimum All cover seams shall be turned in or under and sewn prevent any raw edges from being exposed on any surface Gusset-type construction shall be utilized for all cover thicknesses greater than 1 inch Sewing shall be double straight stitched with minimum 7 stitches per 25 mm (1 inch). Each row shall be parallel and spaced a minimum of 3 mm (1/8 inch) a maximum of 13 mm (1/2 inch) apart Fabric seams shall be inside seams, except that the final closing seam may be an outside seam Insulation within the jacketing shall be secured with lacing hooks or insulation anchors prevent insulation from settling within the cover. Process Industry Practices Page 5 of 8

8 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service Tie-Down/Anchor Strap Construction The terminal ends of splits in covers shall be constructed with flaps or drawcord/flaps seal the covers from wind and water. Flaps shall have no gaps where they contact adjacent insulation D-ring type buckles and/or hook-and-loop tie-down/anchor straps shall be used Lacing Hooks 1. Lacing hooks and wire shall not be used unless approved by the Purchaser. 2. If Purchaser approves the use of lacing hooks and wires, the lacing hooks shall be tufted the cold face jacketing. 3. If lacing hooks penetrate the hot face, the hooks shall be secured by self-locking washers with a patch of the hot face jacketing material sewn over the washer. 4. A silicone rubber patch shall be placed between the washer and the cover Ends of straps shall be turned under 6 mm (1/4 inch) 13 mm (1/2 inch) and double stitched prevent unraveling Strap length and number of straps for covers shall be sufficient ensure a snug and proper fit without gaps or sagging of the cover Tie-down strap length shall have a minimum of 150 mm (6 inches) excess length for pulling and securing Drawcords 1. Drawcords shall be used if terminal ends of covers need be drawn down around adjacent insulation, valve bonnets, nozzles, etc., seal the covers from wind and water. 2. Covers shall incorporate flaps at the terminal ends. Drawcord shall be located within this flap. 3. Tie-down/anchor straps adjacent the covers terminal ends shall be spaced a minimum of 50 mm (2 inches) back from the drawcord flaps. 4. Cord length shall be sufficient allow a minimum of 150 mm (6 inches) of cord protrude from each end of the flap when it is drawn down. 5. Cut ends of braided sleeving cord shall be turned back inside the sleeving a minimum of 25 mm (1 inch) and double-stitched prevent fraying. 6. A double stitch shall be located at the middle of the flap secure the cord and prevent it from pulling out. Process Industry Practices Page 6 of 8

9 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service Valve Covers Valve covers shall be designed permit full function of the valves and shall not obscure the valve s position indicar Any leak from the packing gland or flanges must be channeled out of the cover prevent soaking the insulation Leak tube shall be provided for drainage when specified by purchaser Identification Tags Stainless steel identification tags shall be permanently attached the outside of the cover The identification legend shall be mechanically embossed on the tag Information contained on each tag shall be specified by the purchaser Tags shall not be riveted directly the cold face jacketing Tags shall be riveted straps that are similar tie-down/anchor straps. These straps shall be secured the cold face jacketing allow the straps double as handles or lifting loops Covers utilizing multi-piece construction shall be appropriately tagged for assembly. 4.3 Installation Requirements All surfaces be insulated shall be clean and dry Before insulating, any steel requiring coating shall be coated in accordance with applicable specifications Insulation shall not be installed until completion of stress relieving, chemical cleaning, pressure testing, installation of heat tracing, and authorization in writing by appropriate authority The fit of the covers shall be in accordance with the design requirements of this Practice. 4.4 Inspection The Purchaser reserves the right inspect the covers during manufacture Any materials or installations that do not meet the requirements of this Practice shall be replaced or corrected. 4.5 Extent of Insulation The extent of insulation shall be in accordance with the purchaser's PIP INSH1000 data sheet INSH1000-D Documentation Documents required define the scope of work shall be listed on Documentation Requirements Sheet INSR1000-D1. Process Industry Practices Page 7 of 8

10 PIP INSR1000 TECHNICAL REVISION Installation of Flexible, Removable/Reusable August 2015 Insulation Covers for Hot Insulation Service Flexible, removable/reusable insulation covers shall be provided in accordance with purchaser's data sheets PIP INSR1000-D10, INSR1000-D11, INSR1000-D12 and INSR1000-D13, as needed specify different cover types. 4.7 Thickness Table Table 1 design parameters were used compute the personnel protection thicknesses shown in the PIP INSR1000-F or PIP INSR1000-FM Users shall determine if these economic and climatic conditions are applicable their specific location Design parameters other than those shown in Table 1 may be noted in PIP INSR1000-D2. Table 1: Design Parameters - Insulation Thickness Calculation Hot Insulation Thickness Design Parameters Personnel Protection Design Wind Speed 1 m/s (2 mph) Personnel Protection Design Summer Dry Bulb Temperature 35 C (95 F) Personnel Protection Maximum Surface Temperature 60 C (140 F) Emittance of Existing Surface 0.9 Process Industry Practices Page 8 of 8

11 ASSOC. PIP: INSR1000 DOCUMENTATION REQUIREMENTS SHEET PIP INSR1000-D1 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE PAGE 1 OF 1 AUGUST 2015 NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED PROJECT NO. FACILITY NAME LOCATION PROJECT DOCUMENT NO. PIP DOC NUMBER / PROJ DOC NUMBER INSR1000 INSR1000-D2 TITLE REV DATE NOTES FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE DESIGN PARAMETERS INTG1000 INSULATION INSPECTION CHECKLIST SELECTED MATERIALS SYSTEM DATA SHEETS INSR1000-D10 YES NO GENERAL SERVICE (GLASS FIBER MAT INSULATION), TO 260 C (500 F) INSR1000-D11 YES NO GENERAL SERVICE (GLASS FIBER MAT INSULATION), 261 TO 538 C (501 TO 1000 F) INSR1000-D12 YES NO GENERAL SERVICE (SILICA AEROGEL BLANKET INSULATION), TO 260 C (500 F) INSR1000-D13 YES NO GENERAL SERVICE (SILICA AEROGEL BLANKET INSULATION), 261 TO 538 C (501 TO 1000 F) SELECTED INSULATION THICKNESS TABLES INSR1000-F YES NO GENERAL SERVICE, US CUSTOMARY UNITS INSR1000-FM YES NO GENERAL SERVICE, SI UNITS YES YES NO NO FLEXIBLE, REMOVABLE / REUSABLE INSULATION COVER DETAILS INIH0009 YES NO REMOVABLE AND REUSABLE INSULATION FLEXIBLE NOTES: YES YES YES YES YES NO NO NO NO NO

12 ASSOC. PIP: INSR1000 DESIGN PARAMETERS PIP INSR1000-D2 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE PAGE 1 OF 1 AUGUST 2015 NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED PROJECT NO. FACILITY NAME LOCATION PROJECT DOCUMENT NO. DESIGN BASIS: Ambient temperature (average summer maximum) C F Wind speed m/s mph Maximum surface temperature C F Insulation finish emissivity NOTES:

13 ASSOC. PIP: INSR1000 DATA SHEET PIP INSR1000-D10 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE PAGE 1 OF 1 AUGUST 2015 NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. SERVICE DESCRIPTION: GENERAL SERVICE (GLASS FIBER MAT INSULATION) TEMPERATURE RANGE: TO 260 C (TO 500 F) THICKNESS TABLE: APPROVED MANUFACTURERS MANUFACTURER BRAND NAME MANUFACTURER BRAND NAME COMPONENT DESCRIPTION MANUFACTURER BRAND NAME INSULATION TYPE E GLASS FIBER MAT, WITHOUT RESINOUS OR ORGANIC BINDERS MATERIAL INNER LINER FIBERGLASS FABRIC, PTFE IMPREGNATED, 540 g/m² (16 oz/yd²) OUTER JACKET FIBERGLASS FABRIC, PTFE IMPREGNATED, 540 g/m² (16 oz/yd²) KNITTED WIRE NOT REQUIRED MESH DRAWSTRINGS FIBERGLASS SLEEVING, PLAIN WEAVE, 10 mm (3/8 in.) INSIDE DIAMETER AND 0.03 in. (0.8 mm) WALL THICKNESS THREAD TEFLON-COATED FIBERGLASS THREAD, 0.50 mm (0.021 in.) DIAMETER, MINIMUM 9 kg (20 lb) TENSILE STRENGTH NOTES:

14 ASSOC. PIP: INSR1000 DATA SHEET PIP INSR1000-D11 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE PAGE 1 OF 1 AUGUST 2015 NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. SERVICE DESCRIPTION: GENERAL SERVICE (GLASS FIBER MAT INSULATION) TEMPERATURE RANGE: 261 TO 538 C (501 TO 1000 F) THICKNESS TABLE: APPROVED MANUFACTURERS MANUFACTURER BRAND NAME MANUFACTURER BRAND NAME COMPONENT DESCRIPTION MANUFACTURER BRAND NAME INSULATION TYPE E GLASS FIBER MAT, WITHOUT RESINOUS OR ORGANIC BINDERS MATERIAL INNER LINER FIBERGLASS FABRIC, FOUR-PLY LAMINATE, TWO LAYERS OF FIBERGLASS CLOTH AND TWO LAYERS OF ALUMINUM FOIL, MINIMUM 610 g/m² (18 oz/yd²) OUTER JACKET FIBERGLASS FABRIC, PTFE IMPREGNATED, 540 g/m² (16 oz/yd²) KNITTED WIRE MESH DRAWSTRINGS THREAD KNITTED WIRE MESH, TYPE 304 STAINLESS STEEL 0.44 mm (0.011 in.) WIRE DENSITY, AND 60 DENSITY FIBERGLASS SLEEVING, PLAIN WEAVE, 10 mm (3/8 in.) INSIDE DIAMETER AND 0.03 in. (0.8 mm) WALL THICKNESS KEVLAR-COATED STAINLESS STEEL THREAD, MINIMUM 0.40 mm (0.015 in.) DIAMETER AND MINIMUM 8 KG (18 LBS.) TENSILE STRENGTH. NOTES:

15 ASSOC. PIP: INSR1000 DATA SHEET PIP INSR1000-D12 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE PAGE 1 OF 1 AUGUST 2015 NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. SERVICE DESCRIPTION: GENERAL SERVICE (SILICA AEROGEL BLANKET INSULATION) TEMPERATURE RANGE: TO 260 C (TO 500 F) THICKNESS TABLE: APPROVED MANUFACTURERS MANUFACTURER BRAND NAME MANUFACTURER BRAND NAME COMPONENT DESCRIPTION MANUFACTURER BRAND NAME INSULATION MATERIAL INNER LINER OUTER JACKET KNITTED WIRE MESH DRAWSTRINGS THREAD SILICA AEROGEL BLANKET INSULATION, CONFORMING TO ASTM C1728, TYPE III, GRADE 1A FIBERGLASS FABRIC, PTFE IMPREGNATED, 540 g/m² (16 oz/yd²) FIBERGLASS FABRIC, PTFE IMPREGNATED, 540 g/m² (16 oz/yd²) NOT REQUIRED FIBERGLASS SLEEVING, PLAIN WEAVE, 10 mm (3/8 in.) INSIDE DIAMETER AND 0.03 in. (0.8 mm) WALL THICKNESS TEFLON-COATED FIBERGLASS THREAD, 0.50 mm (0.021 in.) DIAMETER, MINIMUM 9 kg (20 lb) TENSILE STRENGTH NOTES:

16 ASSOC. PIP: INSR1000 DATA SHEET PIP INSR1000-D13 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE PAGE 1 OF 1 AUGUST 2015 NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. SERVICE DESCRIPTION: GENERAL SERVICE (SILICA AEROGEL BLANKET INSULATION) TEMPERATURE RANGE: 261 TO 538 C (501 TO 1000 F) THICKNESS TABLE: APPROVED MANUFACTURERS MANUFACTURER BRAND NAME MANUFACTURER BRAND NAME COMPONENT DESCRIPTION MANUFACTURER BRAND NAME INSULATION MATERIAL INNER LINER OUTER JACKET KNITTED WIRE MESH DRAWSTRINGS THREAD SILICA AEROGEL BLANKET INSULATION, CONFORMING TO ASTM C1728, TYPE III, GRADE 1A FIBERGLASS FABRIC, FOUR-PLY LAMINATE, TWO LAYERS OF FIBERGLASS CLOTH AND TWO LAYERS OF ALUMINUM FOIL, MINIMUM 610 g/m² (18 oz/yd²) FIBERGLASS FABRIC, PTFE IMPREGNATED, 540 g/m² (16 oz/yd²) KNITTED WIRE MESH, TYPE 304 STAINLESS STEEL 0.44 mm (0.011 in.) WIRE DENSITY, AND 60 DENSITY FIBERGLASS SLEEVING, PLAIN WEAVE, 10 mm (3/8 in.) INSIDE DIAMETER AND 0.03 in. (0.8 mm) WALL THICKNESS KEVLAR-COATED STAINLESS STEEL THREAD, MINIMUM 0.40 mm (0.015 in.) DIAMETER AND MINIMUM 8 KG (18 LBS.) TENSILE STRENGTH. NOTES:

17 ASSOC. PIP: INSR1000 INSULATION THICKNESS TABLE (US CUSTOMARY UNITS) PIP INSR1000-F1 FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE - GLASS FIBER FELT INSULATION PAGE 1 OF 1 AUGUST 2015 FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED SERVICE DESCRIPTION: GENERAL SERVICE Pipe Size or O.D. (NPS) (in.) To Operating Temperature, F 1 and less / >36 Flat NOTES: 1. Insulation thicknesses are based on design parameters in PIP INSR1000 Table 1 for personnel protection, using maximum thermal conductivity for glass fiber felt insulation in accordance with ASTM C1086.

18 ASSOC. PIP: INSR1000 INSULATION THICKNESS TABLE (US CUSTOMARY UNITS) FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE - SILICA AEROGEL INSULATION PIP INSR1000-F2 PAGE 1 OF 1 AUGUST 2015 FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED SERVICE DESCRIPTION: GENERAL SERVICE Pipe Size or O.D. (NPS) (in.) To Operating Temperature, F 1 and less / > Flat NOTES: 1. Insulation thicknesses are based on design parameters in PIP INSR1000 Table 1 for personnel protection, using maximum thermal conductivity for silica aerogel insulation in accordance with ASTM C1728, Type III, Grade 1A.

19 ASSOC. PIP: INSR1000 INSULATION THICKNESS TABLE (SI UNITS) FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE - GLASS FIBER FELT INSULATION PIP INSR1000-FM1 PAGE 1 OF 1 AUGUST 2015 FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED SERVICE DESCRIPTION: GENERAL SERVICE Pipe Size or O.D. (NPS) (in.) 1 and To Operating Temperature, C less 1 1/ >36 Flat NOTES: 1. Insulation thicknesses are based on design parameters in PIP INSR1000 Table 1 for personnel protection, using maximum thermal conductivity for glass fiber felt insulation in accordance with ASTM C1086.

20 ASSOC. PIP: INSR1000 INSULATION THICKNESS TABLE (SI UNITS) FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE - SILICA AEROGEL INSULATION PIP INSR1000-FM2 PAGE 1 OF 1 AUGUST 2015 FACILITY NAME LOCATION PROJECT NO. PROJECT DOCUMENT NO. NO. DATE REVISION DESCRIPTION BY CHECKED APPROVED SERVICE DESCRIPTION: GENERAL SERVICE Pipe Size or O.D. (NPS) (in.) 1 and Operating Temperature, C less 1 1/ >36 Flat NOTES: 1. Insulation thicknesses are based on design parameters in PIP INSR1000 Table 1 for personnel protection, using maximum thermal conductivity for silica aerogel insulation in accordance with ASTM C1728, Type III, Grade 1A.