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POLYVINYL CHLORIDE

1. PVC Conduit Pipes

PVC conduit is the lightest in weight compared to other conduit materials and is usually lower in cost than other forms of conduit. It is available in three different wall thicknesses, with the thin-wall variety only suitable for embedded use in concrete, and heavier grades suitable for direct burial and exposed work. The various fittings made for metal conduit are also made for PVC. The plastic material resists moisture and many corrosive substances, but since the tubing is non-conductive an extra bonding (grounding) conductor must be pulled into each conduit. PVC conduit may be heated and bent in the field. Joints to fittings are made with slip-on solvent-welded connections, which are set up rapidly after assembly and attain full strength in about one day. Since slip-fit sections do not need to be rotated during assembly. Since PVC conduit has a higher thermal coefficient of expansion than other types, it must be mounted so as to allow for the expansion and contraction of each run. Care should be taken when installing PVC underground in multiple or parallel run configurations due to the mutual heating effect of cable.

BRIGHT WATER CONDUIT PIPE MEETS THE REQUIREMENTS PRESCRIBED BY THE FOLLOWING STANDARDS ORGANIZATIONS:

  • National Electrical Manufacturer’s Association (NEMA – USA)
  • British Standards Conduits for Electrical Installation.
  • American Society for Testing & Material, (ASTM)

APPLICATION

BRIGHT WATER Electrical products are suitable for a variety of utility uses, including gas transmission, power, and utility, telephone, as well as telephone and fiber-optic non-pressurized applications. PVC electrical fittings including elbows, sweeps, boxes, spacers, and couplings are available to complement the line.

2. PVC PRESSURE PIPES

PVC pressure pipes are manufactured from un-plasticized polyvinyl chloride polymer (a thermoplastic material) using the extrusion process. PVC (also known as PVC pipes are widely accepted for use in water supply, irrigation, and sewerage rising mains.

Their high strength-to-weight ratio together with exceptional resistance to corrosion or chemical attack makes these pipes ideal for major infrastructure applications.

BRIGHT WATER PVC pressure pipes meet the requirements of AS/NZS 1477 “PVC pipes and fittings for pressure applications” and the Water Services Association of Australia (WSAA) Reticulation Code WSA 03.

Standard & Range of BRIGHT WATER PVC Pressure Pipes STANDARDS

  • ASTM D-1785-94 Sch-40, 80 & 120
  • BS-3505-86 & PSI-3051-1991
  • DIN 8061 and DIN 8062

APPLICATION

  • Water Supply
  • Pressure Piping
  • Sewerage
  • Vent & Drain System
  • Irrigation
  • Potable Water Supply
  • Chemical Installation
  • Water treatment
  • Swimming Pools
  • Food Stuff Industrial
  • Industrial Piping
SPECIFICATION:

This specification covers PVC solid wall pipe and PVC DWV fitting used in sanitary drain, waste, and vent (DWV), sewer, and storm drainage applications. This system is intended for use in non-pressure applications where the operating temperature will not exceed 140 F.

Pipe and fitting shall be manufactured from virgin rigid PVC (polyvinyl Chloride) vinyl compounds with a Cell Class of 12454 as identified in ASTM D 1784.

PVC Schedule 40 pipe shall be Iron Pipe Size (IPS) conforming to ASTM D 1785 and ASTM D 2665. PVC DWV fittings shall conform to ASTM D 2665. All systems shall utilize a separate waste and vent system. Pipe and fittings shall conform to NSF International Standard 14.

Installation shall comply with the latest installation instructions published by and shall conform to all applicable plumbing, building, and fire code requirements. Buried pipe shall be installed in accordance with ASTM D 2321 and ASTM F 656 and solvent cement conforming to ASTM D 2564. The system shall be protected from chemical agents, fire-stopping materials, thread sealant, plasticized vinyl products, or other aggressive chemical agents not compatible with PVC compounds. The system shall be hydrostatically tested after installation.

3. PVC SEWERAGE PIPES

In modern plumbing, a drain-waste-vent (or DWV) is part of a system that removes sewage and gray water from a building and regulates air pressure in the waste-system pipes, facilitating flow. Waste is produced at fixtures such as toilets, sinks, and showers, and exits the fixtures through a trap, a dipped section of pipe that always contains water. All fixtures must contain traps to prevent sewer gases from leaking into the house

The venting system, or plumbing vents, consists of pipes leading from waste pipes to the outdoors, usually through the roof. Vents provide a means to release sewer gases outside instead of inside the house

BRIGHT WATER Pipe’s ASTM D3034 Gravity Sewer PVC product line is manufactured to meet the needs of modern municipal wastewater systems, residential waste water control, and other non-pressure applications. With top-quality raw materials and modern processing technology, North American Pipe’s ASTM D3034 Gravity Sewer pipe meets all industry standards in addition to our own rigorous quality control standards. Our ASTM D3034 Gravity Sewer pipe utilizes Reiber-style gaskets throughout the entire product offering. Whether specifying or installing our pipe you can be assured that North American Pipe will provide the pipe.

STANDARDS:

  • ASTM D-2665 DWV
  • ASTM D-2241 SDR Series
  • BS-4514 Soil and Vitalization
  • BS-5255 Thermoplastic Waste Pipe
  • BS-4660 & 5481 Underground Sewerage
PVC SDR 35 SEWER PIPE

This specification covers PVC Standard Dimension Ratio (SDR) 35 PSM pipe for gravity sewer and surface water applications with a pipe stiffness of 46. This product is intended for gravity applications where the operating temperature will not exceed 140°F.

The pipe shall be manufactured from virgin rigid PVC (polyvinyl chloride) vinyl compounds with a cell class of 12364 as identified in ASTM D 1784. The requirements of this specification are intended to provide pipe suitable for non-pressure drainage and surface water.

PVC SDR 35 PSM pipe shall conform to ASTM D 3034 for gasket or solvent weld pipe with a minimum pipe stiffness of 46. Gaskets shall conform to ASTM F 477. The term “PSM” is not an acronym, but rather an arbitrary designation for a product having certain dimensions.

Installation shall comply with the latest installation instructions published by BRIGHT WATER Pipe and shall conform to all applicable plumbing, and building requirements. Buried pipe shall be installed in accordance with ASTM D 2321 and ASTM F 1668. Solvent cement joints shall be made in a two-step process with primer conforming to ASTM F 656 and solvent cement conforming to ASTM D 2564. The pipe shall be protected from chemical agents, plasticized vinyl products, or other aggressive chemical agents not compatible with PVC compounds. Systems shall be hydrostatically tested after installation. WARNING! Never test with or transport/store compressed air or gas in PVC pipes or fittings.

PVC D 2729 SEWER AND DRAIN PIPE

This specification covers PVC D 2729 Sewer Pipe for drainage applications. This pipe is intended for drainage applications where the operating temperature will not exceed 140°F.

The pipe shall be manufactured from virgin rigid PVC (polyvinyl chloride) vinyl compounds with a Cell Class of 12454 as identified in ASTM D 1784.

PVC D 2729 Sewer Pipe dimensions and physical properties shall conform to ASTM D 2729. All Pipes are manufactured in Pakistan

Installation shall comply with the latest installation instructions published by BRIGHT WATER Pipe and shall conform to all applicable plumbing, building, and fire code requirements. Buried pipe shall be installed in accordance with ASTM 2321 and ASTM F 1668. Solvent cement joints shall be made in a two-step process with primer conforming to ASTM F 656 and solvent cement conforming to ASTM D 2564. The system shall be protected from chemical agents, fire-stopping materials, thread sealant, plasticized vinyl products, or other aggressive chemical agents not compatible with PVC compounds. Systems shall be hydrostatically tested after installation. 

WARNING! Never test with or transport/store compressed air or gas in PVC or pipe or fittings.

Referenced Standards:

ASTM D 1784 Rigid Vinyl Compounds
ASTM D 1785 PVC Plastic Pipe, Schedule 40
ASTM D 2665 PVC Drain, Waste, and Vent Pipe & Fittings
ASTM D 2564 Solvent Cements for PVC pipe and Fittings
ASTM D 2321 Underground Installation of Thermoplastic Pipe (non- pressure application)
ASTM F 1668 Procedures for Buried Plastic Pipe
N S F Standard 14 Plastic Piping Components and Related Materials

4. PVC SCREEN PIPES

Casing pipes and screen ensure that the water well remains a perennial source of clean water. Some years ago the choice was only metal pipe and Screens. The disadvantages were corrosion of casing pipes, determination of screens, and formation of bacteria, resulting in the abandonment of wells and, even worse contamination of the water source.

PVC well casing and screen are widely used because it is light strong, easy to install durable corrosion resistant, and relatively inexpensive. The choice of any material depends upon its strengths and weaknesses in relation to the particular intended use. Condition at a water well drilling site and within a borehole or generally aggressive. PVC casing and screens are easily able to withstand most conditions but it is important for a driller engineer or hydrogeologist to be aware of conditions or circumstances that might prejudice the integrity of PVC and consequently the borehole. The aim is to provide a basis for the correct selection and handling of PVC casing and screen.

TYPES OF SCREEN DESIGN

  • SLOTTED SCREEN
  • HORIZONTAL SCREEN
  • PERFORATED SCREEN

STANDARDS:

  • SLOTTED SCREEN
  • HORIZONTAL SCREEN
  • PERFORATED SCREEN