ASTM NPT BSPP BSPT DIN Black Carbon Steel Pipe Nipple With Both End Threads

1. Strictly control the purchase of raw materials, 100% inspection of the chemical composition and mechanical properties of the materials;
2. Blanking material in strict accordance with the standard or drawing check, check mark is complete right. No marking materials shall not be used;
3. After first Pipe Nipple processing thread, using qualified measuring tool measuring the size of the thread, to ensure that conform to the requirements of the standard or drawing for mass production;
4. Can NPT, BSPT thread machining, the surface can be rolling sand or blasting;
5. Pipe Nipple surface is smooth, without scale. Scratches depth < 5% wall thick, must not have more than 0.5 mm scar, fold, cut, dissection defect. Depth of more than 10% of nominal wall thickness 1.5 mm or greater than mechanical scratches and pits shall be removed.

25 Years Experience
Leyon steel also known as “China malleable”. For these 25 years, Leyon is always focusing on research and development of malleable iron fittings, grooved fittings, grooved couplings, tubing and valves that are mainly applied in such industries as fire protection, water supply, construction industry, municipal engineering and petrochemical.

Currently, Leyon is one of the largest pipe fittings manufacturers in the world, and is dedicated to provide secure, reliable and cost effective pipe fittings, with large products capacity, superior quality, strong R&D strength and first class service.

Our main production facilities include Sinto automatic molding line, automatic molding sand mixers from Germany, cupola furnaces, electric furnaces and more.

Leyon is also ISO 9001:2008-, BSI-, CCC-, UL- and FM-certified, furthermore, we were named as the Shanxi Famous brand.

Inquire Today
We look forward to cooperating with you in the near future. If you are interested in our products, please contact us. We expect to realize a win-win situation in our cooperation with your company.