

Model | Material | Welding type | O.D. (mm) | Thickness (mm) | Motor Power (KW) | Size(L*W*H)(m) |
SZG-30 | SST | TIG | 6-16 | 0.4-1.5 | 5.5 | Customized |
SZG-40 | SST | TIG | 16-50.8 | 0.5-2.5 | 7.5 | Customized |
SZG-50 | SST | TIG | 25.4-76 | 0.5-3.0 | 11 | Customized |
SZG-60 | SST | TIG | 50.8-114 | 1.0-4.0 | 15 | Customized |
SZG-80 | SST | TIG | 89-168 | 1.0-5.0 | 18.5 | Customized |
SZG-100 | SST | TIG | 114-219 | 2.0-8.0 | 30 | Customized |
SZG-120 | SST | TIG | 168-325 | 3.0-10.0 | 37 | Customized |


The mold material you can choose Taiwan SKD11, domestic Cr12MoV, copper alloy and other materials manufacturing, production line mold using vacuum heat treatment, hardness HRC60 degrees or more (different materials, India is not the same), CNC high-precision processing.


PLC + Tig Tube Mill Welding Section (with box )

Steel Pipe Grinding and polishing Process

Round Tube Mill Sizing Section
(If you need strict straightness and testing)
we also offer Turk Head , Eddy current inspection for additional options : Control of the final shape, tolerance and straightness of the pipe prior to the cutting and testing of the pipe.
THE PRODUCTION LINE CONTROL SYSTEM IS: Intelligent high precision PLC control, man-machine display, simple operation, easy to use, safe and reliable. We provide our customers with perfect pipe production lines and product solutions, which are used to produce high standard welded pipe products in accordance with ASTM A249, A269, A270, A312, GB151, GB12771, HG-20537.1-4, DIN and ISO standards.


Hangao Tech (SEKO Machinery) whole production line auto exhaust welding pipeline machinery with pipe cutting machines specializes in industrial usage, like HVAC pipe fittings, sanitary tubes, water pipes, valve pipe fittings, petrochemical pipes, chemical industry, medicine industry, wine-making industry, petroleum industry, food industry, automobile industry, paper making industry, air-condition making industry and so on. Products dealed with our tube mill could reach ASTM, DIN, ISO, GB and JIS standard.


Guangdong Shunde Hangao Machinery Co., Ltd. founded in 2009. We are an industrial stainless steel welded pipe making machine manufacturer, with 20 year experience, which integrates design, research and development, manufacture, sale, after-sale service and other supporting service. By virtue of its excellent credit, high performance products and considerate service, our company has won a large group of loyal customers and is recognized by its peers and the authoritative organizations highly. Its products are exported to Dubai, Russia, India, Thailand, Pakistan, Vietnam and ect..





1. Who are you ? dealer or factory ?
We are a manufacturer with a large factory and over 20 years experience, many of our technologies are world leading and leading the trend. Welcome to visit our factory and contact us.
All our products have one year quality warranty, during the warranty time, the spare parts replacement is free. And we provide life long time technical support and other assistance services such as install services , free a set of mold , sugguestions.
3.How to install your machine?
Usually speaking, engineers will be sent to your factory to help to install and adjust the machines. We also have paper installation instructions and videos, teaching you till you command it.
4. How about the payment terms and delivery time ?
Payment terms for small machines: 100% T/T/ Western Union/Cash in advance.
The big machines and big amount: 40% deposit, 60% before shipment (we will shoot total delivering process for customer's confirmation) and the related papers. You can pay by T/T,L/C, Western Union or other ways.
The machine delivery time is within 45-90 days.
5.Is your goods with ISO9001 or CE certificate ?
Yes, all our goods has ISO certificate. All machines are high quality goods.