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GB/T3093 10A 20A Q345A High Pressure Seamless Steel Tube For Diesel Engine

Minimum Order Quantity : 5tons Price : negotiable
Packaging Details : Packing in hexagonal bundles or other seaworthy ways Delivery Time : 30-45Days
Payment Terms : D/A, D/P, L/C, T/T, Western Union, MoneyGram Supply Ability : 60000Tons/Year
Place of Origin: China Brand Name: TORICH
Certification: TS16949 ISO9001 Model Number: GB/T3093

Detail Information

Standard: GB/T3093 Grade: 10A 20A Q345A
Technique: Cold Drawn Section Shape: Round
Certification: TS16949 ISO9001 Alloy Or Not: Non-Alloy
Secondary Or Not: Non-Secondary Special Pipe: Seamless Steel Pipes
High Light:

seamless steel pipe


seamless carbon steel tube

Product Description

GB/T3093 10A 20A Q345A High Pressure Seamless Steel Tubes For Diesel Engine


If you have been on a pursuit of the ultimate quality, then look no further than this. We as a Manufacturer, Exporter and Supplier of Seamless Steel Pipes are passionate for about delivering nothings short of excellence. We put Seamless Steel Pipes under intense quality checks tested against numerous parameters to ensure that the promising quality that we offer complies with the international quality standards.


Steel Grade/Steel Material/Steel Number:

10A 20A Q345A

Grade Chemical Component(Quality Fraction)/%
C Si Mn P S Cr Ni Cu
No More Than
10A 0.07~0.13 0.17~0.37 0.35~0.65 0.030 0.030 0.15 0.30 0.20
20A 0.17~0.23 0.17~0.37 0.35~0.65 0.030 0.030 0.25 0.30 0.20
Q345A ≤0.20 ≤0.55 1.00~1.60 0.030 0.030 0.30 0.30 0.20


Size Range:

OD: 6-530mm


Length:1.5-6m,as customer’s requirement


Mechanical Properties:


Strength of extension


Yield Point




No more than
10A 335~470 205 30
20A 390~540 245 25
Q345A 470~630 345 22


Manufacturing process:

Cold Drawn


Delivery Terms:

Heat Treatment condition


Inspection in the work ship:

Size Measurement

NDT inspection: by eddy current test ultrasonic test

Mechanical test.


seamless steel pipes   seamless steel pipes for diesel engine


GB/T3093 Seamless steel pipes for diesel engine   10A 20A Q345A High Pressure Seamless Steel Tubes For Diesel Engine



For Diesel Engine

deisel engine steel pipe


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