SPECIAL PURPOSE MACHINE FOR LOAD TESTING OF COUPLERS
 

Ø      We King Industries follows the specifications for Slip Load & Distortion Load specified in BS 1139 : Section 2.1 : 1991 EN 74 : 1988 under Load Class ‘B’ which is 50% stronger than Load Class ‘A’.

Ø      We strictly follows the requirements given in BS 1139 : Section 2.1 : 1991 EN 74 : 1988 for materials & design, test procedures and methods for couplers used for connecting steel tubes.

Ø      Specifications for Load Testing under Load Class ‘B’ which we follows, is given below.

 
Sr .No

COUPLERS

 SLIP LOAD

DISTORTION LOAD
1.

RAC / Fixed Coupler (Drop Forged)

 12.5 KN 30.0 KN
2.

Swivel Coupler (Drop Forged)

 12.5 KN 17.0 KN
3.

RAC / Fixed Coupler (Pressed)

 12.5 KN 17.0 KN
4.

Swivel Coupler (Pressed)

 12.5 KN 17.0 KN
5.

Sleeve Coupler (Pressed)

 6.0 KN 19.0 KN (Bending Load)
6.

Putlog Coupler

 12.5 KN 2.30 KN