

Products are made of high quality alloy steel production. The plates are punched and squeezed bores by precision technology. The pin, bush, roller are machined by high-efficiency automatic equipment and automatic grinding equipment, then through heat treatment of carburization, carbon and nitrogen protection mesh belt furnace, surface blasting process etc. Assembled precision by Internal hole position, spin riveted by pressure to ensure the performance of the entire chain.
Specifications
Technique Treatment | |||
1 |
Shot Peening |
8 |
Quenching |
2 |
Bluing |
9 |
Tempering |
3 |
Phosphate |
10 |
Oiling |
4 |
Nickel-plated |
11 |
Greasing |
5 |
Zincing |
12 |
Special color |
6 |
Heat Treatment |
13 |
Stain proofing |
7 |
Carburizing |
14 |
Pre-stretched and anti-fatigue |




 B series Stainless steel Driving chains short pitch precision single roller chain SS04B1 05B1 06B1 08B1 10B1 12B1 16B1 20B1


Products are made of high quality alloy steel production. The plates are punched and squeezed bores by precision technology. The pin, bush, roller are machined by high-efficiency automatic equipment and automatic grinding equipment, then through heat treatment of carburization, carbon and nitrogen protection mesh belt furnace, surface blasting process etc. Assembled precision by Internal hole position, spin riveted by pressure to ensure the performance of the entire chain.
Specifications
Technique Treatment | |||
1 |
Shot Peening |
8 |
Quenching |
2 |
Bluing |
9 |
Tempering |
3 |
Phosphate |
10 |
Oiling |
4 |
Nickel-plated |
11 |
Greasing |
5 |
Zincing |
12 |
Special color |
6 |
Heat Treatment |
13 |
Stain proofing |
7 |
Carburizing |
14 |
Pre-stretched and anti-fatigue |




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Aluminium Sliding Door Hardwares
Aluminium Sliding Door Hardwares,Sliding Door Hardware ,Pocket Door Kit ,Sliding Door Lock
Door & Window Slide Co., Ltd. , http://www.nbdoorhardwares.com