HDPE Electro Fusion Coupler for Water

The HDPE Electro Fusion Coupler for Water is an electrofusion coupler with embedded resistance coils, designed for permanent leak-free connections in potable water and industrial water piping systems.

Specification Φdn	L	A	Φd	PN16	PN10	PN20	PN25

25	80	37	4.7/4.0	√
32	90	45	4.7/4.0	√
40	95	46	4.7/4.0	√
50	113	56	4.7/4.0	√
63	112	56	4.7/4.0	√
75	124	62	4.7/4.0	√
90	139	69	4.7/4.0	√
110	148	74	4.7/4.0	√
125	158	79	4.7/4.0	√
140	168	84	4.7/4.0	√
160	173	86	4.7/4.0	√
180	191	94	4.7/4.0	√
200	192	96	4.7/4.0	√
225	218	109	4.7/4.0	√
250	220	110	4.7/4.0	√
280	215	107	4.7/4.0	√
315	265	132	4.7/4.0	√
315 (short)	235	113	4.7/4.0	√
355	267	133	4.7/4.0	√
400 (short)	240	113	4.7/4.0	√
400	300	147	4.7/4.0	√
450	310	155	4.7/4.0	√
500 (short)	260	129	4.7/4.0	√
500	320	161	4.7/4.0	√
560	274	136	4.7/4.0	√
630 (short)	333	161	4.7/4.0	√
630	375	188	4.7/4.0	√
710	432	209	4.7/4.0	√
800	456	224	4.7/4.0	√
900	540	255	4.7/4.0	√
1000	590	165	4.7/4.0	√


315 direct	234	117	4.7/4.0		√
355 direct	267	133	4.7/4.0		√
400 direct (short)	240	115	4.7/4.0		√
400 direct	300	150	4.7/4.0		√
450 direct	310	155	4.7/4.0		√
500 direct (short)	260	127	4.7/4.0		√
500 direct	322	161	4.7/4.0		√
560 direct	334	167	4.7/4.0		√
630 direct (short)	332	166	4.7/4.0		√
630 direct	376	188	4.7/4.0		√
710 direct (short)	350	173	4.7/4.0		√
710 direct	429	207	4.7/4.0		√
800 direct (short)	361	176	4.7/4.0		√
800 direct	455	222	4.7/4.0		√
900 direct	528	258	4.7/4.0		√
1000 direct (with supplementary wire)	590	285	4.7/4.0		√
1200 direct (with supplementary wire)	595	290	4.7/4.0		√
1400 direct (with supplementary wire)	567	285	4.7/4.0		√



50	111	55	4.7/4.0			√
63	112	59.5	4.7/4.0			√
75	124	62	4.7/4.0			√
90	139	68	4.7/4.0			√
110	149	74	4.7/4.0			√
125	169	82	4.7/4.0			√
160	173	86	4.7/4.0			√
200	205	102	4.7/4.0			√
250	233	116	4.7/4.0			√
315	266	128	4.7/4.0			√


Direct 100	159	75	4.7/4.0				√
Direct 110	159	77.7	4.7/4.0				√
Direct 125	158	80	4.7/4.0				√
Direct 160	178	88.8	4.7/4.0				√
Direct 200	197	97	4.7/4.0				√
Direct 250	202	98	4.7/4.0				√
Direct 280	237	52	4.7/4.0				√

Key Features of HDPE Electro Fusion Coupler for Water

Embedded resistance coil enables molecular-level fusion.
Full circumferential uniform heating technology.
Integrated data matrix code traceability system.
UV-stabilized compound for extended service life.

Manufacturing Process of HDPE Electro Fusion Coupler for Water

Each is produced by precision injection molding with automated coil insertion.

Critical Process Parameters of HDPE Electro Fusion Coupler for Water

Melt temperature control: 210±5°C
Coil positioning accuracy: ±0.1mm
Cooling rate gradient control
Melt Flow Index: 0.2–0.4 g/10min

Raw Material Characteristics of HDPE Electro Fusion Coupler for Water

Density: ≥950 kg/m³
Elastic modulus: 800–1100 MPa
Slow Crack Growth resistance >5000h
Hydrostatic strength (20°C/50yrs): ≥10.0 MPa

Typical Applications of HDPE Electro Fusion Coupler for Water

is used for socket connections in underground water networks.
serves submerged pipe joints for river and lake crossings.
is installed for segment connections in trenchless rehabilitation.
is used in maintenance of penstocks in hydropower plants.

Application Scenarios of HDPE Electro Fusion Coupler for Water

Permanent leak-proof connections in water systems — is the standard coupler for these connections.

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HDPE Electro Fusion Coupler for Water

HDPE Electro Fusion Coupler for Water

Key Features of HDPE Electro Fusion Coupler for Water

Manufacturing Process of HDPE Electro Fusion Coupler for Water

Critical Process Parameters of HDPE Electro Fusion Coupler for Water

Raw Material Characteristics of HDPE Electro Fusion Coupler for Water

Typical Applications of HDPE Electro Fusion Coupler for Water

Application Scenarios of HDPE Electro Fusion Coupler for Water

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