Roller  China  in   Monrovia Liberia   falk 1025g20  manufacturer  Chain  in   Karachi Pakistan   ktr bowex 24  manufacturer  Escalator Step Chains Chains  St131 with top quality lowest price

We – EPG Group the biggest couplings and gears factory in China with 5 different branches. For more details: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

EPT Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on.
We adopt good quality raw material and strict with DIN, ANSI, JIS standard ect, We have professional quality conrol team, complet equipment, advanaced technology. In 1999, EPT obtained ISO9001 Certificate of Quality Assurance System, besides, the company also devotes itselt o EPT protection, In2002, it also obtained ISO14001 Certificate of Environment Management System.

Escalator Step Chain Instruction:
DH Chain NO Pitch Roller Diameter Width between inner plates Ultimate Tensile Strenth(kN/lbf)
ST131 131.33 80 27.0 180.0/40465
T131 131.33 80 27.0 180.0/40465
JJT131 131.33 80 27.0 123.0/27651
ST133 133.33 70 27.0 180.0/40465
JJT133 133.33 70 27.0 127.4/28640
ST133F1 133.33 80 27.0 180.0/40465
ST133F3 133.33 75 25.4 123.0/27651
ST133F4 133.33 76 27.0 180.0/40465
ST133F5 133.33 39.37 33.7 350.0/78683
ST133F6 133.33 39.37 33.7 170.0/38217
JJT131F1 131.33 76.20 23.6 90.0/25712
JJT131F2 131.33 76.20 23.6 90.0/25712
JJT131F3 131.33 76.20 23.6 123.0/27651
JJT131F4 131.33 76.20 23.6 123.0/27651
ST135F2 135.47 76.20 23.6 90/25712

Product name  Roller Chain Escalator Step Chains Chains (DIN766) ST131
Materials Available 1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment Annealing, natural anodization, heat treatment,  polishing, nickel plating, chrome plating, znic plating,yellow passivation, gold passivation,  satin, Black surface painted etc.
Products Available sprockt chains, pulley, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels gear rack) bearing, bearing seat,  bushing, coupling, lock assembly etc.
Processing Method CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC : Technicians self-check in production,final-check before package by  professional Quality inspector
Size Drawings
Package Wooden Case/Container and pallet, or as per customized specifications
Certificate ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Advantage Quality first Service superior , Advanced equipment,Experienced workers,Perfect testing equipment
Lead Time 15-25days samples. 30-45days offcial order


The use of original equipment manufacturer’s (OEM) part numbers or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating product use and compatibility. Our company and the listed EPT parts contained herein are not sponsored, approved, or manufactured by the OEM.


Roller  China  in   Monrovia Liberia   falk 1025g20  manufacturer  Chain  in   Karachi Pakistan   ktr bowex 24  manufacturer  Escalator Step Chains Chains  St131 with top quality lowest price