Jiangsu Runsu Machinery Materials Co., Ltd. supplies carbon steel pipes, alloy steel pipes, seamless steel pipes and precision steel tubes for industrial, machinery, construction, energy and project applications.
We support material selection, size confirmation, cutting, processing, inspection, packing and export delivery according to customer requirements.
Product Range
- Carbon Steel Pipes
- Alloy Steel Pipes
- Seamless Steel Pipes
- Precision Steel Tubes
- Mechanical Steel Tubes
- Structural Steel Pipes
- Boiler & Pressure Steel Pipes
- Custom Cut-to-Length Steel Pipes
Materials & Grades
We supply steel pipes in common carbon steel and alloy steel grades according to customer requirements, drawings and application conditions.
Common grades include:
- 20# / 45# / Q235 / Q355
- 20Cr / 40Cr / 35CrMo / 42CrMo
- A106 Gr.B / A53 / API 5L
- 1020 / 1045 / 4130 / 4140
- EN8 / EN19 / E355 / S355
Standards
Available standards can include GB, ASTM, ASME, API, EN, DIN, JIS and other customer-specified standards.
If you are not sure about the equivalent grade or standard, please send us your required material, application and technical specification. We can help check suitable options.
Processing Options
We can support basic processing according to order requirements, including cutting, machining support, end processing, surface cleaning and packing preparation.
Available processing options include:
- Cutting to required length
- Surface cleaning or basic surface treatment
- Machining support
- Heat treatment support
- End processing according to requirement
- Packing according to export shipment needs
Quality Inspection
Before shipment, we can support dimensional inspection, visual inspection, material certificate checking and packing inspection according to order requirements.
Available documents may include material certificate, packing list, commercial invoice, photos before shipment and other export documents.
Send Your Steel Pipe Inquiry
To quote accurately, please send us the following information:
- Material grade or standard
- Outer diameter and wall thickness
- Length
- Quantity
- Application
- Processing requirements
- Destination port or delivery terms
- Drawings or technical documents, if available