rebar coupler 12mm-40mm

Specifications 1.100% Bar Break Performance and high tensile strength

2.Material: #45 carbon steel in good quality

3.Produced by CNC machine

The Rebar Coupler (diameter 14mm-40mm) is used for Mechanical Bar Splicing in construction with high strength   Rebar Coupler (diameter 12mm-40mm)   Basic Information 1.Size: 14mm-40mm. 2.Raw Material:45# high-quality carbon structural steel. 3.Type: Standard Type, Left-Handed&Right-Handed Type, Reducing oType. 4.Tensile strength could reach 110% of mother material. 5.Suitable Rebar: HRB335,HRB400,HRB500 and Equivalent Rebars.   Technical Parameters    

Size(mm)	O D±0.5(mm)	L±0.5 (mm)	Thread	Pitch	Rib peeling coupler weight/pc (kg)
Φ12	20	30	M12	1.75	0.052
Φ14	23	35	M14.5	2.0	0.071
Φ16	25	40	M16.8		0.111
Φ18	28	45	M18.75	2.5	0.136
Φ20	31	50	M20.75		0.175
Φ22	33	55	M22.76		0.203
Φ25	37	60	M25.75		0.266
Φ28	41	70	M29.17	3.0	0.375
Φ32	47	75	M33.18		0.533
Φ36	54	85	M37.3		0.828
Φ40	59	95	M40.93		1.085
Φ50	78	125	M50.5	3.5	2.896

        Relate Test: 1.Tensile Strength=1.1*Tensile Strength of Rebar (Usually more than 600Mpa) 2.Fatigue Test: After 2 million times of fatigue strength test, connection is in good condition