Round Head Carbon Steel Zinc Plated Carriage Bolt DIN603

Based on the characteristics of reasonable structure, durability and convenient operation, our square head bolts, Wedge Anchor Bolt, Rivet TS16949 that meets the different requirements of new and old customers is sold all over the world. The use of modern management methods, means and tools has become an important condition for the survival and development of enterprises. We develop the best advantages and potential of each part of the enterprise, and constantly test the enterprise in order to be more perfect. Continue to improve, to ensure product quality in line with market and customer standard requirements. Our excellent after-sales service has made us become partners of many well-known enterprises at abroad.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb carriage bolt manufacturers and suppliers in China, welcome to buy gb carriage bolts, gb standard carriage bolt from our factory and company.

This standard of the GB carriage bolt stipulates the thread size from M5-M20. As the aquare neck,the depth of square shall be measured,parallel to th axis of bolt at the midpoint of the flats   of square,from the bottom of square to the bearing surface for bolts having flat bearing surface type heads,and to the intersectio of flats of square with the conical bearing surface for bolts having countersunk head.The corners of square neck may be rounded to the extent specified in the respective dimensional tables and need not be filled out for the total depth of square.

Our company's products and the level of profit making tax are among the best in the industry and the Round Head Carbon Steel Zinc Plated Carriage Bolt DIN603 are sold well all over the country and overseas. In the majority of new and old customer company team's sincere cooperation, the company now has a number of loyal fans and sincere cooperation team. Enterprises must not only have a strong vitality, but also a great soul.