Catering to the growing need of high performance fastener, NINGBO ZHENHAI JILIAN FASTENER PIECES COMPANY LTD. Is specialized in various standard of hex nuts, square nuts, and the relevant studding, bolts! The products are widely used in chemical industry, construction machinery, automobile and oil field!

The company increase the investment to improve the technique, consummates production equipment! The team of highly skilled and well-trained managers, engineers, operators and quality control professionals ensure that every fastener from our company is of a high quality and consistent with the latest standard!

Developing the enterprising spirit of "QUALITY FIRST, SERVICE FIRST AND FRIENDSHIP FIRST", we dare to challenge formidable task, be fearless of danager and difficulty, open up in the fierce competition as afore one, with the super service and high quality products, with management philosophy, type of operation innovating, unit as one, exploit market, pursue being outstanding!

In the new century, the challenge and opportunity coexist, build and hold on the nut wishing to make progress together with the travelling trader and friends from all walks of life, support each other, connive development, creat new brilliance again!

Nut Equivalent Standard: ANSI/ASME B18. 2. 2, B18. 2. 4. 1M,
DIN2510, DIN934, GB6170, GB6175, GB1228, GB1229
Material: ASTM/ASME A194 2H, 2HM, 7, 7M, GRADE 8, 10 & 12 ETC.
Size Range: from 1/2" to 2 1/4" in inch or from M12 to M56 in metric
Finishing: Oxide Black, Zinc plated, Hot dip galvanized

Bolt Equivalent Standard: ANSI/ASME B18. 2. 1, B18. 2. 3. 5M, B18. 2. 6M,
DIN931, DIN933, DIN7991, DIN6914, DIN7990, ETC.
Material: AISI4140, AISI1045, AISI1040, ETC.
Size range: from 1/2" to 2" in inch or from M12 to M52 in metric
Finishing: Oxide Black, Zinc plated, Hot dip galvanized

Studding Equivalent Standard: ANSI/ASME B18. 2. 1, B18. 2. 3. 5M, B18. 2. 6M,
DIN938, DIN939, DIN975, DIN976B, DIN2510, ETC.
Material: ASTMA193 B7, B7M, B16 for High pressure and High temperature service;
ASTM 320 L7, L7M, for Low temperature service.
Size Range: from 1/2" to 2 1/2" in inch or from M12 to M64 in metric
Finish: Oxide Black, Zinc plated, Hot dip galvanized