Product Welded Steel Pipe
Material Carbon Steel
Grade Q195 = S195 / A53 Grade AQ235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2Q345 = S355JR / A500 Grade B Grade C
Standard EN39, BS1139, BS1387, EN10255,ASTM A53, A500, A36, A795,ISO65, ANSI C80, DIN2440, JIS G3444,GB/T3091, GB/T13793
Surface Bare or Painted
Ends Plain endswith or without caps


Caliber Common pipe Thick pipe
mm in mm Thickness mm Theoretical Weight kg/m Thickness mm Theoretical Weight kg/m
6 1/8 10 2.00 0.39 2.5 0.46
8 1/4 13.5 2.25 0.62 2.75 0.73
10 3/8 17 2.25 0.82 2.75 0.97
15 1/2 21.25 2.75 1.26 3.25 1.45
20 3/4 26.75 2.75 1.63 3.5 2.01
25 1 33.5 3.25 2.42 4 2.91
32 1 1/4 42.25 3.25 3.13 4 3.78
40 1 1/2 48 3.5 3.84 4.25 4.58
50 2â?³ 60 3.5 4.88 4.5 6.16
65 2 1/2 75.5 3.75 6.64 4.5 7.88
80 3 88.5 4 8.34 4.75 9.81
100 4 114 4 10.85 5 13.44
125 5 140 4 13.42 5.5 18.24
150 6 165 4.5 17.81 5.5 21.63


Warehouse Storage

Shandong Jintuo Metal Materials Co., Ltd is located in Liaocheng City, the capital of steel tubes. It is a large enterprise specializing in the sales of carbon steel, stainless steel, galvanized color coated products, and copper and aluminum.Our company adopts a flexible business approach and management mechanism to provide good services to customers, while also considering the interests of the owner and the project, in order to ensure the quality of the project.







Packing and shipping

Our products are exported to multiple overseas countries and regions such as Europe, America, South Asia, Southeast Asia, Africa, and Latin America, and have won the trust and support of customers with excellent quality and service.
During the supply process, the company can timely use sufficient funds to adjust the production variety and model of the steel plant, ensuring the use needs during the peak construction period.

Application field

The company adheres to the corporate spirit of never being satisfied and striving to surpass, and continuously creates new brilliance with the new economic concept of continuous innovation. Reward guests and friends from all over the world with satisfactory service. Our company is willing to cooperate closely with friends from all walks of life at home and abroad, and work together to create a better tomorrow