Ningbo Bolts Hardware Co.,Ltd is a leading fasteners ( bolts and nuts ) manufacture & exporter located in Ningbo of China . We have engaged in fasteners ( bolts and nuts ) manufacture for over 15 years. Our fasteners ( bolts and nuts ) are widely used for Military & Defense, Aerospace, Transportation, Oil & Gas, Steam, Wind, Solar and all power & energy generation utilities, marine construction, steel fabrication, highway construction, ship building, and mining. Whether it is a standard item or a special, intricately engineered fasteners ( bolts and nuts )  for your unique application, we will provide the high quality fasteners ( bolts and nuts )  you need.

Our main standard fasteners ( bolts and nuts )  includs :

ASTM A193 ALLOY STEEL:  ASTM B5, ASTM B6, ASTM B7, ASTM B7M, ASTM B16

ASTM 320 ALLOY STEEL:  A320 L7 , A320 L7M , A320 L43

ASTM A325 & ASTM A490 CARBON AND ALLOY STEEL,STRUCTURE AND TENSION CONTROL BOLT

ASTM A453 HIGH TEMPERATURE: A453 660A , A453 660B , A453 660C , A453 660D , A453  661  , A453 662 , A453 665 .

STAINLESS STEEL: 904L ,C-286 B8 , B8 CL2 , B8M , B8M CL2 , B8C , B8CA ,B8T, SS 303 , SS 304, SS 304L, SS 310 , SS 316L , SS 321 , SS 347 , SS 410 , SS 501 ,

NICKEL ALLOYS: ALLOY 20 ,NICKEL 200/201

HASTELLOY ; HASTELLOY B-2 ,-HASTELLOY B-3, HASTELLOY C-4 , -HASTELLOY C-22,-HASTELLOY C-276,-HASTELLOY X,-HASTELLOY B-2

MONEL : MONEL 400 ,-MONEL K-500

INCOLOY : INCOLOY 800/800H/800HT, -INCOLOY 825 ,-INCOLOY 925 ,-INCOLOY 901

INCONEL ; INCONEL 600 ,-INCONEL 601 ,-INCONEL 625, -INCONEL 718 ,-INCONEL X-750 ,-INCONEL 800/800H ,-INCONEL X-825 ,  -INCONEL 925

DUPLEX STAINLESS ; S31803(2205) , S32205 , S31254 , S32750 (2507) , S32760 , S32550

TITANIUM FASTENERS

ALUMINIUM FASTENERS

CRUSHER LINER PLATE BOLT A6984/25/1 , A6984/25/2...

FIXED JAW WEDGE BOLT 600/842 , 600/843 ,325/27, 325/28.....；

SWING JAW WEDGE FORGET BOLT 82-01-0002 , 82-01-0003...

CRUSHER SIDE WEAR PLATE BOLT 82-03-0001...

PLOW BOLT , OVAL HEAD BUCKET BOLT,.....

For non-standard items, we’ve ever done fasteners ( bolts and nuts )  for car , excavator, railway track, stone-crusher with customer drawing for different materials. contact us directly if you have demand.

Our company goal is to provide excellent products and customer service, establish repeat business relationship with all of the customers.