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Round Anti Rust Seamless Steel Pipes For Precision Applications GB/T 3639

Basic Information
Place of Origin: Zhejiang China
Brand Name: TORICH
Certification: ISO 9001 ISO 14001 TS 16949
Model Number: GB/T 3639
Minimum Order Quantity: 5 Ton
Price: negotiable
Packaging Details: Packing in wooden box,hexagonal bundles or other seaworthy ways.
Delivery Time: 30 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 50000 Ton/Year
Detail Information
Product Name: Seamless Steel Tubes For Precision Applications GB/T 3639 Material: 10# 20# 35# 45# Q345B Equivalent To Grade SAE 1010 1020 St35.4 St 37 St35.8
Surface: With Anti Rust Oil Protection Application: For Precision Applications
Shape: Round OD: 4-1200mm
WT: 0.3-200mm Length: 1-12.5m
High Light:

seamless steel pipe

,

precision stainless steel tubing


Product Description

Seamless Steel Tubes for Precision Applications GB/T 3639
 
Spec:
Material:10# 20# 35# 45# Q345B Equivalent to grade SAE 1010 1020 st35.4 st 37 st35.8 c22 c35 c45 etc.
Size Range:
OD:3-420mm
WT:0.5-50mm
General Length:Length is 2000-12000mm Fixed length and multiple length is available.

Mechanical properties
Steel grade 10# 20# 35# 45# Q345B
 

Steel gradedeliver conditions
+C+LC+SR+A+N
Rm/MpaA/%Rm/MpaA/%Rm/MpaReH/MpaA/%Rm/MpaA/%Rm/MpaReH/MpaA/%
No less than
104308380104003001633524320-45021527
20550552085203751239021440-57025521
3559055507   51017≥46028021
4564546306   59014≥54034018
Q345B640458075804501045022490-63035522

 

Tolerance:

The permissible tolerances of the internal and external diameter unit:mm
 

Wall thickness(S)/extrernal diameterPermissible tolerance
S/D≥1/20According to the specified value of the table 1
1/40≤S/D<1/80According to 1.5 times of specified value of the table 1
S/D<1/40According to double of specified value of the table 1

 
Producing Method:cold-drawn or cold-rolled
Technical Delivery Conditions:

Cold working/Hard condition:+C
No heat treatment after the final cold working process.
Cold working/Soft condition:+LC
After the final treatment there is a suitable cold working process
Stress relieving annealed conditio:+SR
After the final cold working process there is a stress relief heat treatment in a controlled atmosphere
Annealed condition:+A
After the final cold working process the tubes are fully annealed in a controlled atomosphere.
Normalised condition:+N
After the final cold working operation the tubes are normalized in a controlled atomosphere.
Widely used in the field of:Hydraulic System, Auto Parts,Jack Lifting,Precision Machinery etc.
 
Product Images:
Round Anti Rust Seamless Steel Pipes For Precision Applications GB/T 3639 0Round Anti Rust Seamless Steel Pipes For Precision Applications GB/T 3639 1Round Anti Rust Seamless Steel Pipes For Precision Applications GB/T 3639 2
Round Anti Rust Seamless Steel Pipes For Precision Applications GB/T 3639 3
 

Contact Details
Mendy Zhang

Phone Number : +8618067578633

WhatsApp : +8613736164628