MM Kembla has been providing our customers with the highest quality and most reliable products and services for over 100 years. Established in 1916, MM Kembla is Australasia’s only copper tube manufacturer and operates from its original site at Port Kembla, NSW Australia.

MM Kembla remains the most highly regarded supplier of copper plumbing tube across New Zealand, Australia, Asia & The Middle East. Kembla copper tube is manufactured and certified to New Zealand, Australian, British & European and American standards and strict MM Kembla internal specifications.

MM KEMBLA
Australian Standard
Copper Tube AS 1432

MM KEMBLA
New Zealand Standard
Copper Tube NZ 3501

Kembla Australian Standard Copper Tube AS 1432

Kembla seamless copper tube manufactured to Australian Standard AS1432 is suitable for use in pressure and non-pressure plumbing, gas fitting and drainage applications and is available in sizes is available in 6.35mm up to 254mm. Kembla Copper Tube is available as “Hard Drawn” straight lengths, “Bendable Quality” (BQ) straight lengths, annealed coils and 120kg or 240kg layer wound packs for use by Original Equipment Manufacturers (OEM’s) . All Kembla Copper Tubes are available in a variety of wall thickness to meet the safe working pressure requirements for varying applications.

Kembla copper tube to AS1432 is also available in pre-lagged straights and coils suitable for a variety of end-use applications where tube is to be protected from aggressive environments, concealed and/or to indicate the medium being transported (e.g. recycled water). Ideal for drinking water, all Kembla plumbing copper tubes are lead-free, Watermark Certified (Licence No. WMKA0945) and meet the stringent testing requirements of AS 4020: Materials in Contact with Drinking Water.

KemCore Technology & Press Fit System Optimisation

Utilising our unique and innovative KemCore technology for sizes up to and including DN50, Kembla Copper Tube has superior concentricity and consistent wall thickness and is optimised for superior performance with press fittings. MM Kembla’s KemCore technology uses unrivalled measurement systems and process controls to deliver optimal structural integrity to ensure long term performance and reliability and optimal conditions under force when fittings are pressed onto it when used with press-fit/crimp systems.

  • Plumbing
  • Gas Fittings
  • Drainage
  • Backed by MM Kembla’s reputation for quality, reliability and service for over 100 years
  • Watermark Certified (Licence no. WMKA0945)
  • 25 Year Manufacturers Warranty
  • Manufactured to AS1432 and strict MM Kembla internal quality standards and specifications
  • Stocked nationwide for prompt delivery
  • Superior internal carbon cleanliness providing improved corrosion resistance
  • Manufactured using KemCore technology – superior concentricity, uniform wall thickness and optimised for use with press fittings
  • Ability to handle high working pressures and extreme high and low temperatures (max service temperature of 200°C)
  • Superior flow rates due to low surface roughness
  • Minimal linear expansion and space requirements
  • Less bracketing/supports required than other piping systems
  • Excellent thermal conductivity – perfect energy efficient exchange of hot or cold fluids
  • Hygienic – fights and inhibits the proliferation of harmful bacteria and pathogens, ensuring high quality drinking water
  • Contains no additives, volatile organic compounds (VOC’s) or pigments and synthetic compounds
  • Strong & Reliable – provides protection to external damage, punctures, corrosion and system failure and is resistant to vermin attack
  • 10 times stronger than plastic pipe materials
  • UV resistant – suitable to be used in direct sunlight
  • Fire Resistant – Does not burn or support combustion, spread flame or emit toxic fumes during fire
  • Seamless Phosphorous Deoxidised Copper Tube, made of 99.90% Copper (Alloy C12200)
  • Available in sizes 6.35mm up to and including 254mm.
  • Available as ‘Hard Drawn’ straight lengths, (BQ) ‘Bendable Quality’ straight lengths or, annealed coils and annealed layer wound packs.
  • ‘Kemlag’ Pre-insulated copper tube is available with a green plastic sheathing. Used in a variety of end use applications e.g. short run domestic hot water lines, burying in corrosive soils, laying under floors and concrete slabs (where approved), chasing into walls and masonry, pipework exposed to aggressive environments.
  • Lagged copper tubes for recycled water are available with a lilac coloured lagging. Used for the purpose of differentiating between drinking water pipes and those used for recycled water.
  • ‘Kemline’ biscuit coloured pre-insulated tube is used as LP gas pipelines for vehicle engines and satisfies the requirements of AS 1425.
  • Plain copper 3m Handy coils available in sizes 1/2″and 3/4″.
  • MM Kembla copper tube can be cut to size. Lengths available from 1.5m (min order quantities apply).
  • How do you know you are using Kembla copper tube? Look for MM Kembla on the tubes inkmark or contact us and reference the 7 digit production code on the tube.

25 Years

MM Kembla’s manufacturing processes and quality systems are built upon over 100 years of experience in manufacturing copper tube in Port Kembla, Australia. An intensive ISO 9001 certified quality control system is applied to all MM Kembla AS 1432 copper plumbing tube to ensure all MM Kembla seamless copper tube is made from high residual phosphorous deoxidised copper classified as C12200 Alloy and conforms to AS1432 and Australian Watermark certification requirements.
MM Kembla warrants that if any installation using MM Kembla copper tube becomes defective or fails and MM Kembla is notified of the details and is satisfied that the defect or failure was a result of a manufacturing defect and not the result of faulty specification, installation or incompatible environment, MM Kembla will replace or repair the defective goods and make good the installation.

Copper Tube to AS1432 – Product Tables

Item CodeNom. SizeLength MetresActual Tube Size (Metric)Actual Tube Size (Imperial)kg per 6m lengthPack Qty.*Safe Working Pressure (kPa)
20207DN155.8•12.70 x 1.021/2” x 19g2.011006,100
20208DN156.0•12.70 x 1.021/2” x 19g2.011006,100
20209DN185.8•15.88 x 1.225/8” x 18g3.001005,750
20210DN186.0•15.88 x 1.225/8” x 18g3.001005,750
20211DN205.8•19.05 x 1.423/4” x 17g4.221005,560
20212DN206.0•19.05 x 1.423/4” x 17g4.221005,560
20213DN255.825.40 x 1.631” x 16g6.531004,750
20214DN256.025.40 x 1.631” x 16g6.531004,750
20215DN325.831.75 x 1.631 1/4” x 16g8.28503,750
20216DN326.031.75 x 1.631 1/4” x 16g8.28503,750
20217DN405.838.10 x 1.631 1/2” x 16g10.03503,100
20218DN406.038.10 x 1.631 1/2” x 16g10.03503,100
20219DN505.850.80 x 1.632” x 16g13.52302,310
20220DN506.050.80 x 1.632” x 16g13.52302,310
20221DN655.863.50 x 1.632 1/2” x 16g17.01301,840
20222DN656.063.50 x 1.632 1/2” x 16g17.01301,840
20223DN805.876.20 x 2.033” x 14g25.39201,900
20224DN806.076.20 x 2.033” x 14g25.39201,900
20225DN1005.8101.60 x 2.034” x 14g34.09101,500
20226DN1006.0101.60 x 2.034” x 14g34.09101,500
20227DN1255.8127.00 x 2.035” x 14g42.7981,200
20228DN1256.0127.00 x 2.035” x 14g42.7981,200
20229DN1505.8152.40 x 2.646” x 12g66.6871,300
20230DN1506.0152.40 x 2.646” x 12g66.6871,300
20231DN2006.0203.20 x 2.648” x 12gRandom1910
Available on request & MOQ requirements.
* Safe Working Pressures applicable up to 50°C.
• Generally supplied as “BQ” – bendable quality.
Item CodeNom. SizeLength MetresActual Tube Size (Metric)Actual Tube Size (Imperial)kg per 6m lengthPack Qty.*Safe Working Pressure (kPa)
20307DN155.8•12.70 x 0.911/2” x 20g1.811005,290
20311DN205.8•19.05 x 1.023/4” x 19g3.101003,970
20313DN255.825.40 x 1.221” x 18g4.971003,500
20315DN325.831.75 x 1.221 1/4” x 18g6.28502,780
20317DN405.838.10 x 1.221 1/2” x 18g7.59502,300
20319DN505.850.80 x 1.222” x 18g10.20301,710
20321DN655.863.50 x 1.222 1/2” x 18g12.82301,370
20323DN805.876.20 x 1.633” x 16g20.50251,520
20324DN806.076.20 x 1.633” x 16g20.50251,520
20331DN803.076.20 x 1.633” x 16g20.50251,520
20325DN1005.8101.60 x 1.634” x 16g27.49101,200
20326DN1006.0101.60 x 1.634” x 16g27.49101,200
20327DN1255.8127.00 x 1.635” x 16g34.468960
20329DN1505.8152.40 x 2.036” x 14g51.4971,000
20333DN1503.0152.40 x 2.036” x 14g51.4971,000
20332DN2006.0203.20 x 2.038” x 14gRandom1720
20335DN2003.0203.20 x 2.038” x 14gRandom1720
Available on request & MOQ requirements.
* Safe Working Pressures applicable up to 50°C.
• Generally supplied as “BQ” – bendable quality.
Item CodeNom. SizeActual Tube Size (Metric)Actual Tube Size (Imperial)kg per 6m lengthPack Qty.*Safe Working Pressure (kPa)
T79031DN109.52 x 0.713/8” x 22g1.062005,520
T89460DN15•12.70 x 0.711/2” x 22g1.431004,070
T22438DN18•15.88 x 0.915/8” x 20g2.301004,180
T81434DN20•19.05 x 0.913/4” x 20g2.781003,450
T79456DN2525.40 x 0.911” x 20g3.761002,560
Available on request & MOQ requirements.
* Safe Working Pressures applicable up to 50°C.
• Generally supplied as “BQ” – bendable quality.
Item CodeNom. SizeActual Tube Size (Metric)Actual Tube Size (Imperial)kg per 6m lengthPack Qty.*Safe Working Pressure (kPa)
T89672DN3231.75 x 0.911 1/4” x 20g4.73502,040
T79766DN4038.10 x 0.911 1/2” x 20g5.71501,690
T79693DN5050.80 x 0.912” x 20g7.66301,260
T89761DN6563.50 x 0.912 1/2” x 20g9.61301,010
T89915DN8076.20 x 1.223” x 18g15.43251,130
DN9088.90 x 1.223 1/2" x 18g20.6515970
T89834DN100101.60 x 1.224” x 18g20.6510890
DN125127.00 x 1.425" x 17g30.078830
T19658DN150152.40 x 1.636” x 16g41.457800
Available on request & MOQ requirements.
* Safe Working Pressures applicable up to 50°C.
• Generally supplied as “BQ” – bendable quality.
Item CodeActual Tube Size (Metric)Actual Tube Size (Imperial)LengthPack Qty.
T7988019.05 x 1.223/4” x 18g6m100
T7496419.05 x 1.633/4” x 16g6m100
T89745101.60 x 0.914” x 20g6m10
T19691152.40 x 0.916” x 20g6m5
T20418254.00 x 2.6410” x 12g6m1
Item CodeActual Tube Size (Metric)Actual Tube Size (Imperial)LengthPack Qty.
TYPE A
T70459•12.70 x 1.021/2” x 19g6m25
T10642•19.05 x 1.423/4” x 17g6m25
TYPE B
T70475•12.70 x 0.911/2” x 20g6m25
T70531•15.88 x 1.025/8” x 19g6m25
T70581•19.05 x 1.023/4” x 19g6m25
T7069625.40 x 1.221” x 18g6m25
T5855631.75 x 1.221 1/4” x 18g6m150
T2099138.10 x 1.221 1/2” x 18g6m100
T6331250.80 x 1.222” x 18g6m75
T09938101.60 x 1.634” x 16g6m15
TYPE C
T70572•15.88 x 0.915/8” x 20g6m25
T70688•19.05 x 0.913/4” x 20g6m25
T7071825.40 x 0.911” x 20g6m25
Item CodeActual Tube Size (Metric)Actual Tube Size (Imperial)LengthPack Qty.
T1246712.70 x 0.911/2” x 20g6m25
T1240819.05 x 1.023/4” x 19g6m25
T1242525.40 x 1.221” x 18g6m25
T7833631.75 x 1.221 1/4” x 18g6m150
T5878538.10 x 1.221 1/2” x 18g6m100
T1590050.80 x 1.222” x 18g6m75
T1590563.50 x 1.222 1/2” x 18g6m60
T1591076.20 x 1.633” x 16g6m40
T90093101.60 x 1.634” x16g6m15
Item CodeActual Tube Size (Metric)Actual Tube Size (Imperial)LengthPack Qty.
TYPE A
T323286.35 x 0.911/4” x 20g30m6
T897707.94 x 0.915/16” x 20g30m6
T7965112.70 x 1.021/2” x 19g18m6
T7961819.05 x 1.423/4” x 17g18m4
T7957025.40 x 1.631” x 16g18m1
31.75 x 1.631 1/4” x 16g18m1
TYPE B
203519.52 x 0.913/8” x 20g18m8
T7964212.70 x 0.911/2” x 20g18m6
T7962615.88 x 1.025/8” x 19g18m5
T7959619.05 x 1.023/4” x 19g18m4
T7956125.40 x 1.221” x 18g18m1
TYPE C
T7904915.88 x 0.915/8” x 20g18m5
T7958819.05 x 0.913/4” x 20g18m4
Item CodeActual Tube Size (Metric)Actual Tube Size (Imperial)LengthPack Qty.
TYPE A
T4446612.70 x 1.021/2” x 19g18m1
TYPE B
T4717112.70 x 0.911/2” x 20g18m1
T7027115.88 x 1.025/8” x 19g18m1
T7032719.05 x 1.023/4” x 19g18m1
TYPE C
T7030119.05 x 0.913/4” x 20g18m1
Item CodeActual Tube Size (Metric)Actual Tube Size (Imperial)LengthPack Qty.
T686316.35 x 0.911/4" x 20g18m1
T244477.94 x 0.915/16" x 20g30m1
T905489.52 x 0.913/8" x 20g18m1
The below are recommended maximum design velocities for AS1432 copper tube, consideration should be given to variable flows and peak operating periods during design to not exceed maximum velocities for extended periods.

PipingMaximum Velocity
Circulatory (flow)1.2 m/s
Non-circulatory (flow)3.0m/s
Circulatory return line1.0m/s
  1. Circulator means piping where there is forced circulation of heated water
  2. Circulatory piping does note include:
    1. Systems where the circulatory flow only occurs in response to activation by a user; and
    2. Primary circulation in a solar water heater

Kembla New Zealand Standard Copper Tube NZ 3501

Kembla NZS 3501 copper tubes are manufactured to the specific tube requirements adopted in New Zealand. Suitable for general plumbing purposes, both hot and cold, sanitation, and general engineering applications. Kembla Copper Tube is available as “Hard Drawn” straight lengths, “Bendable Quality” (BQ) straight lengths and annealed coils in diameters from DN15 – DN150 nominal and in a variety of wall thicknesses to meet light and heave gauge requirements. Standard lengths of 5 m are manufactured to facilitate ease of containerisation and use.

Kembla copper tube to NZS 3501 is also available in green pre-lagged straights suitable for a variety of end-use applications where tube is to be concealed or protected from aggressive environments. Ideal for drinking water, all Kembla plumbing copper tubes are lead-free and meet the stringent testing requirements of AS 4020: Materials in Contact with Drinking Water.

When using KemPress AS3688 copper alloy fittings for installations in New Zealand, Kembla Copper Tube to AS 1432 must be used as a substitute to NZS 3501 copper tube. Currently, press fittings are not available in to suit the copper tube sizes stipulated in the NZS 3501 copper tube standard.

  • Plumbing
  • Gas Fittings
  • Drainage & Sanitation
  • Central Heating
  • General Engineering
  • Backed by MM Kembla’s reputation for quality, reliability and service for over 100 years
  • Manufactured to New Zealand Standard NZS 3501
  • 25 Year Manufacturer’s Warranty
  • Manufactured to New Zealand Standard NZS 3501 and strict MM Kembla internal quality standards and specifications
  • Half Hard and Annealed lengths do not require heating prior to bending
  • Ability to handle high working pressures and extreme high and low temperatures (max service temperature of 200°C)
  • Superior flow rates due to low surface roughness
  • Minimal linear expansion and space requirements
  • Less bracketing/supports required than other piping systems
  • Excellent thermal conductivity – perfect energy efficient exchange of hot or cold fluids
  • Hygienic – fights and inhibits the proliferation of harmful bacteria and pathogens, ensuring high quality drinking water
  • Contains no additives, volatile organic compounds (VOC’s) or pigments and synthetic compounds
  • Strong & Reliable – provides protection to external damage, punctures, corrosion and system failure and is resistant to vermin attack
  • 10 times stronger than plastic pipe materials
  • UV resistant – suitable to be used in direct sunlight
  • Fire Resistant – Does not burn or support combustion, spread flame or emit toxic fumes during fire
  • Seamless Phosphorous Deoxidised Copper Tube, made of 99.90% Copper (Alloy C12200)
  • Available in sizes DN15 to DN150
  • Light gauge wall for DN15 and DN20 tubes available
  • Available as ‘Hard Drawn’ and ‘Half Hard’ straight lengths and Annealed coils
  • 5m lengths for easy containerisation and stock available at MM Kembla NZ on South and North Islands of New Zealand
  • Kemlag Plus® and Kemline Plus® pre-insulated polyethylene covered copper tubes are suitable for a variety of applications including burying in corrosive soils, laying under floors and concrete slabs (where approved), chasing into walls, exposed or aggressive environments and for reducing noise transmission. The covering is all Low Smoke Halogen Free (LSHF) and is suitable for continuous operating temperatures up to 90°C
  • How do you know you are using Kembla copper tube? Look for MM Kembla on the tubes inkmark or contact us and reference the 7 digit production code on the tube.

25 Years

MM Kembla’s manufacturing processes and quality systems are built upon over 100 years of experience in manufacturing copper tube in Port Kembla, Australia. An intensive ISO 9001 certified quality control system is applied to all MM Kembla NZS 3501 copper plumbing tube to ensure all MM Kembla seamless copper tube is made from high residual phosphorous deoxidised copper classified as C12200 Alloy and conforms to NZS 3501 standard requirements.

MM Kembla warrants that if any installation using MM Kembla copper tube becomes defective or fails and MM Kembla is notified of the details and is satisfied that the defect or failure was a result of a manufacturing defect and not the result of faulty specification, installation or incompatible environment, MM Kembla will replace or repair the defective goods and make good the installation.

Kembla Copper Plumbing Tube NZS 3501 – Product Tables

Kembla straight length copper tubes manufactured to NZS3501 are available in a half hard temper from sizes DN15 to DN20 in light and heavy gauge wall thicknesses and in a hard drawn temper for sizes and sizes DN25 to DN50.
Item CodeNominal Outside Diameter (mm)Actual Outside Diameter (mm)Nominal Wall Thickness (mm)kg per 5m length ***Safe Working Pressure (kPa)
1090115 L14.73#0.701.3804590
1090620 L21.08#0.902.5524100
109041514.73#1.021.9656840
109112021.08#1.022.8754680
109132527.431.023.7853550
109213234.191.225.6513400
109224040.541.226.7402850
109235053.241.228.9152160
109246565.941.2211.0951730
109258079.451.4215.4851680
10926100104.851.6323.6251450
10927150156.061.8339.6551090
Available on request & MOQ requirements.
LG - Light Gauge Tube.
* Based on individual tempers for temperatures up to 65oC.
* Based on annealed temper at 65°C
** Based on nominal diameter and thickness
# Manufactured in half hard temper, all other sizes are hard drawn
L = Light Gauge Wall Thickness (Table 3 in NZS 3501 Standard)

Kembla Annealed Copper Tube Coils are manufactured to NZS3501 are available in a half hard temper from sizes DN15 to DN20 in 15 metre long coils, perfect for use in shorter runs or when tube is required to be easily bent into position.

Item CodeNominal Outside Diameter (mm)Actual Outside Diameter (mm)Nominal Wall Thickness (mm)kg per 15m length ***Safe Working Pressure (kPa)
109351514.731.025.8956840
109372021.081.028.6244680
* Based on annealed temper at 65°C
** Based on nominal diameter and thickness

Kembla Copper Tube to NZS 3501 is also available in green pre-lagged straights suitable for a variety of end-use applications where tube is to be concealed or protected from aggressive environments. Available in Half Hard temper in 5m straight lengths for sizes DN15 to DN20.
Item CodeNominal Outside Diameter (mm)Actual Outside Diameter (mm)Nominal Wall Thickness (mm)kg per 5m length ***Safe Working Pressure (kPa)
T175911514.73#1.021.9656840
T113712021.08#1.022.8754680
* Based on annealed temper at 65°C
** Based on nominal diameter and thickness
# Manufactured in half hard temper, all other sizes are hard drawn