Seamless steel pipe:

Main products:

Seamless pipe for structure

Transmission fluid seamless steel tubes

Seamless steel pipe for low and medium pressure boiler

Seamless steel tubes for high pressure boiler

Seamless steel for roleum cracking High pressure chemical fertilizer ,ship etc

Size and standard

`1. STANDARD :GB/T8162-2008 (seamless steel pipe for structure）

Specifications：16mm--108mm * 2--8mm

Grade：Quality carbon structural steel :10#－－45#

Delivery status： Hear treatment

2. STANDARD: GB/T8163-2008(seamless steel tubes）

Specifications：25mm--108mm * 2.5--8mm

Grade :10# 20#

High strength low alloy structural steel 20Mn, 25Mn ,Q295--Q460

Delivery status： Hear treatment

3. STANDARD: GB3087-2008(seamless steel tubes for low and medium pressure boiler）

Specifications：25mm--108mm * 2.5--8mm

Grade :10# 20#

Delivery status: Normalizing

4. STANDARD: GB5310-2008(seamless steel pipe for high-pressure boiler)

Specifications：32mm--108mm * 2.5--8mm

Grade :20G , 15CrMoG and a variety of materials steel

Delivery status: Normalizing,Normalizing and tempering