China OVAL NECK Manufacturers, Suppliers, Factory

Haixin® DIN 933 Hex Head Bolts are kinds of full threaded bolts. They can be made of medium carbon and alloy carbon steel. Ningbo Haixin Hardware Co., Ltd is a professional Din933 hex head bolts manufacturer and exporter in Ningbo,China. Our factory has gained a huge amount of experience during our 30 years in this industry. With technical production management and procedures control, our products have gained a good reputation from our customers. We hope to be your honest and strategic supplier in China. We will provide you with our excellent quality, best price and service.

Haixin® ISO 4035 Hex Nut is a relatively niche product for our factory. Its demand is not as large as common ISO4032 hex nut, and its weight is not as prominent as that of DASt021 hex nut.Even so, ISO4035 hex nut still plays an important role in practical applications. Since customers need ISO4035 hex nuts, Ningbo Haixin Hardware Co.,Ltd produces them with best quality to cooperate with our customers.

Ningbo Haixin specializes in the production of all kinds of high strength fasteners. ASTM A563 Gr DH heavy hex nuts are the typical products of them. Based firmly on the ISO9001 quality system, our factory operates each link from raw material to the production process in strict accordance with the procedures. And as a direct sales factory, we can offer the best price and delivery for you. To choose ASTM A563 Gr DH heavy hex nuts from Ningbo Haixin is to choose safety, quality and success. We warmly welcome customers at home and abroad for business cooperation.

Ningbo Haixin is a high quality hot dip galvanized nuts producer and exporter in China. Our factory can produce a full range of hot dip galvanized nuts with different materials and classes. With annual nut production of 25000 tons and output value of more than 35 million USD, Ningbo Haixin is also one of the biggest nut factories in China. Our factory has 1 well-known national trademark NHX, and 2 famous registered trademarks HX and LM overseas. And we have obtained the recognition of “Ningbo Famous Export Brand”. Our factory is fully capable of providing better quality, faster delivery and a much more favorable price.

Ningbo Haixin is a notable nut supplier in the fastener market around the world. Our factory is an ISO 9001-2015 and CE affirmed organization. One of our well-known products is Delta coating nuts. Our own factory is responsible for making the best quality nuts, and we choose the best Delta supplier to do the coating. Win-win cooperation, we provide the best quality Delta coating nuts. Now our Delta coating nuts have become well-known and accepted by wind power giants in Europe and India.

Haixin® EN15048 SB hex nuts are the certified products of Ningbo Haixin Hardware. Our factory is one of the first batch fastener manufacturers in China to obtain this certification.Our plant ensures to offer EN 15048 SB Hex Nut Class with the highest quality and the maximum safety in use. Ningbo Haixin Hardware is always your best choice for EN15048 SB hex nuts.