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Durability is what to look for in gas line installation. Teni provides excellent black steel pipe which is ideal for highly-critical gas line applications. These pipes are manufactured to last—a gas line that’s going to be secure and effective, for all of these years. You can feel safe knowing you gas line is taken care of by our black steel pipes.
Here at Teni, we focus on the quality. Our seamless black steel pipe is manufactured with premium, highly durable materials and are ASTM A53 tested to meet the most stringent specifications for gas distribution. These premium-grade tubing offer efficient and leak-free carrying of gas. You can rest assured with black steel pipes for a reliable and efficient gas system.

You should never sacrifice quality just to fit your gas line project into a budget. That’s why Teni provides affordable black steel pipe threaded that is ideal for low-cost projects. Not only are our pipes durable and reliable, but they also offer an affordable price point so you can enjoy the best for less. You can do your gas line work with black steel pipes without going over budget.

Whether you're working on a small repair or a big project, our black steel pipe is perfect for everything from residential to industrial applications. These tubes provide a field-proven, reliable and economical solution over other gas pipes in industrial applications. Trust in black steel pipes to provide you with just the right solution for your unique application.

You gas line system should be top of the line. That’s why we provides black steel with heavy duty nipples for lasting durability. These are the type of pipes that you can use in tough environment and as long as ever for your Gas line system. Feel safe knowing that your gas line will be in good hands with high quality erw black steel pipe.
Guided by a "Reputation-based mutual benefit" philosophy, we offer cost-effective solutions without compromising quality, backed by experienced technical and sales teams who provide responsive pre- and post-sales support worldwide.
Strategically located near Tianjin Xingang Port, one of Northern China's major international ports, we benefit from superior transportation connectivity, enabling efficient global export and supply chain management.
We are ISO9001 certified and implement strict quality control from raw material to finished product, including dimensional checks, zinc coating tests, and support for third-party inspections (SGS, BV, TUV) to ensure compliance and reliability.
With multiple production lines including 3 hot-dip galvanizing lines and 4 hollow section lines, we boast an annual output of 200,000 tons of galvanized, ERW, seamless, and shaped steel tubes to meet diverse industrial demands.
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