OEM/ODM China Wing Nuts - DIN6334 Hexagon-long nut DIN6334 – Tiancong

Similar standards

1		GB 56 – 1988	Hexagon Thick Nuts
2		GB 55 – 1976	Hexagon Thick Nuts
3		GB /T 17116.3 – 2018	Equal diameter connection nut
4		GB /T 17116.3 – 2018	Different diameter connection nut
5		GB 804 – 1988	Hexagon Nuts With Raised Face
6		IFI 128 – 2000	Hex Coupling Nuts
7		DIN 6330 – 2003	Hexagon Nuts with a Height of 1.5d

about us

Our History
In 2019, “TC” products was awarded as “National Authority Inspection& Qualified Products”
by China Enterprise Brand Evaluation Management Center. The10th time to attend Shanghai snecexpo.

In 2016, Tiancong approved by ISO9001:2015 international quality management system,
Imp&Exp business licence.
Tiancong products were recognized as “Quality Assurance, National Standard Quallffed Products’ in fastener industry by China Quality Assurance Center.

In 2013, “TC” brand fastener products were avarded as high-quality products in the industry.

In 2010, Zinc-platingsurlacetreatmentfactorysetup.
, Tiancong opened up the international market and won the recognition and praise of In2007, customers from the international market.

In 2006, Tiancong won the standing director of the National Fastener Industry Association.

In 2000,Productionlinesetup.

In 1995, Domestic market business developing quickly. In1989,Start Business.

Process Scale
Our technological innovation and equipment renovation making us growing quickly with each passing day, and the production scale is gradually expanding. We have already developed to a multifunctional comprehensive enterprise integrating the developrment, production and manufacture of machinery processing, building accessories, auto-parts fasteners, electric power fittings and international standard fasteners, etc. to develop new products for more industries.OEMserviceisacceptable.
The annual capacity of GB, DIN, IFI, BS, JIS and ISO standard and non-standard fasteners can reach over 30,000 tons.