China 30 Inch Seamless Steel Pipes Manufacturers Factory Suppliers

Wanlei supplies different standard of 30 inch seamless steel pipes such as ASTM A106, ASTM A53, API 5L, API 5CT, ASTM A179, ASTM A192, DIN1629, DIN2391, EN10025, EN10210, EN10083, GB/T 8163, GB/T

GB/T 8162 seamless steel pipe is usually used for general structure and engineering structure. In order to meet different applications, it can be made of high quality carbon steel and low alloy

12Cr5Mol seamless steel tube is usually used for manufacturing of petroleum cracking equipment, which has high strength and excellent mechanical properties. The outer diameter of 12Cr5Mol seamless

Hot expanded is a process that uses oblique rolling or drawing to expand the diameter of the steel pipe. It is usually used to manufacture large diameter steel pipes or non-standard diameter steel

S335J2H seamless steel pipe is mainly used for engineering structures in low-temperature environments. Tianjin Wanlei Steel Pipe Co., Ltd can provide high quality 1/8”-40” (10.3mm-1016mm) S355

MS steel tubes. Seamless mild steel tubes. Mild steel GI tubes. Our main business is to sell various kinds of mild steel tubes. Kindly long awaited your inquiry.

API 5L X52 PSL2 seamless steel pipe, API 5L X52 PSL1 seamless steel pipe, API 5L seamless steel pipe, API 5L X52N PSL2 seamless steel pipe, API 5L X52Q PSL2 seamless steel pipe.

ASTM A269 stainless steel tubes for general corrosion-resisting and low- or high-temperature service.

API 5L PSL1 B/ASTM A106B/ASTM A53B black carbon seamless pipes.Delivery time: 7~30 days. Surface: black varnish painting. Length: 3~12meters. Ends: plain ends or bevel ends. Best quality, best price.

Use for elevated temperatures

Seamless and welded steel pipe for low temperature service, ASTM A333 GR.6-50℃(minus 50℃) impact test will guarantee for use at cold temperature service.

ASTM A192, ASME SA210 seamless carbon steel boiler tube is used for high pressure service,heat exchanger and similar heat transfer apparatus.