W-Liner

After a trenchless rehabilitation with the W-Liner pressure pipes transport potable and other types of water safely and loss-free again.

For application in the water sector the inner and outer layer of the liner consist of polyethylene (PE).

The W-Liner satisfies the highest requirements for potable water and is certified in accordance with globally reputable standards like the KTW-Guideline, DVGW Technical Standard W 270, ANSI/NSF 61, BS 6920, AS/NZS 4020:2005 and many others. The Primus Line W-Liner is ideally suited for potable water, brine, industrial water, sea water, sewer water and many other fluids in the water sector.

You are thinking about using the W-Liner for other fluids than the ones listed? Please contact our engineers.

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Variants

Type ND

Variant	Outer diameter	Wall thickness	Inner diameter	Burst pressure	Operating pressure	Weight
ND 150	134 mm	6.0 mm	122 mm	63 bar	25 bar	2.1 kg/m
ND 150 SD	150 mm	6.0 mm	138 mm	54 bar	20 bar	2.4 kg/m
ND 200	183 mm	6.0 mm	171 mm	47 bar	18 bar	2.9 kg/m
ND 203 SD	205 mm	6.0 mm	193 mm	42 bar	16 bar	3.3 kg/m
ND 250	237 mm	6.0 mm	225 mm	38 bar	15 bar	3.8 kg/m
ND 261 SD	261 mm	6.0 mm	249 mm	30 bar	12 bar	4.2 kg/m
ND 300	284 mm	6.0 mm	272 mm	30 bar	12 bar	4.6 kg/m

Type MD

Variant	Outer diameter	Wall thickness	Inner diameter	Burst pressure	Operating pressure	Weight
MD 150	134 mm	6.0 mm	122 mm	140 bar	56 bar	2.2 kg/m
MD 150 SD	150 mm	6.0 mm	138 mm	120 bar	48 bar	2.4 kg/m
MD 200	183 mm	6.0 mm	171 mm	100 bar	40 bar	3.0 kg/m
MD 203 SD	205 mm	6.0 mm	193 mm	84 bar	33 bar	3.4 kg/m
MD 250	237 mm	6.0 mm	225 mm	75 bar	30 bar	4.0 kg/m
MD 261 SD	261 mm	6.0 mm	249 mm	64 bar	25 bar	4.4 kg/m
MD 300	284 mm	6.0 mm	272 mm	64 bar	25 bar	4.8 kg/m
MD 350	312 mm	6.0 mm	300 mm	50 bar	20 bar	5.2 kg/m
MD 400	354 mm	6.0 mm	342 mm	46 bar	18 bar	6.0 kg/m
MD 450	408 mm	6.0 mm	396 mm	40 bar	16 bar	7.0 kg/m
MD 500	454 mm	6.0 mm	442 mm	40 bar	16 bar	7.7 kg/m

Type HD

Variant	Outer diameter	Wall thickness	Inner diameter	Burst pressure	Operating pressure	Weight
HD 150 SD	155 mm	8.0 mm	139 mm	206 bar	82 bar	3.3 kg/m
HD 200	187 mm	8.0 mm	171 mm	173 bar	69 bar	4.0 kg/m
HD 250	241 mm	8.0 mm	225 mm	128 bar	51 bar	5.3 kg/m
HD 300	288 mm	8.0 mm	272 mm	110 bar	44 bar	6.4 kg/m
HD 400	357 mm	8.0 mm	341 mm	82 bar	32 bar	8.1 kg/m

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W-Liner

Variants

Type ND

Type MD

Type HD

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