冷拔焊管

We're professional cold-drawn welded tubes manufacturers and suppliers in China, specialized in providing customized service with competitive price. We warmly welcome you to wholesale high quality cold-drawn welded tubes made in China here and get quotation from our factory. Hebei Fugang Automotive Parts Co., Ltd. is one of the reliable manufacturers and suppliers in China. As a specialized factory, we focus on manufacturing cold-drawn welded tubes with consistent quality, competitive pricing, and reliable supply for global markets. Fugang uses cutting-edge technology with three cold-drawing machines to significantly improve production efficiency and minimize material waste. The precision steel tubes produced by this process have impeccable dimensional accuracy, excellent tensile strength, outstanding inner surface smoothness and extraordinary straightness. The inner surface roughness is strictly controlled within Ra≤0.4μm, the outer diameter tolerance is accurate to ±0.03mm, and the tube straightness does not exceed 0.5mm/m, ensuring the high quality and reliability of the product. Fugang' production standards comply with international standards such as EN, DIN, ASTM, JIS, GB, etc., with an outer diameter range of 8-127mm, which can meet various high-demand application needs. Tolerance requirements 1. The inner surface roughness is strictly controlled within Ra≤0.4μm to ensure the surface is smooth and new. 2. The outer diameter tolerance is maintained at ±0.03mm to achieve pre