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ST52 Q345B Cold Drawn Precision Steel Tube for Auto Parts with Large Diameter

Name: ST52 Q345B Cold Drawn Precision Steel Tube for Auto Parts with Large Diameter
Brand: Jiangsu Hongbao Group Co., Ltd.
SKU: HBPST-1
Price: 22.00 USD
Availability: InStock

Product Details

Place of Origin: Jiangsu, China

Brand Name: Hongbao

Certification: TS16949, DNV, PED, ISO, TUV, LR

Model Number: HBPST-1

Payment & Shipping Terms

Minimum Order Quantity: 1 ton

Price: Negotiable

Packaging Details: seaworthy plywooden case packing.

Delivery Time: Within 50 days if production

Payment Terms: L/C,T/T

Supply Ability: 30000MT per year

Get Best Price

Product Details

Product Description

Highlight: 
                                                                                                                                                                                                                                                precision steel pipe, erw precision tubes
                              

Origin::	Jiangsu,China	OD::	6-120mm
Thickness::	0.5-15mm	Shape::	Round
Type::	Welded Or Seamless	Processing::	Cold Drawn, Cold Rolled

Origin::	Jiangsu,China
OD::	6-120mm
Thickness::	0.5-15mm
Shape::	Round
Type::	Welded Or Seamless
Processing::	Cold Drawn, Cold Rolled

ST52 Q345B Cold Drawn Precision Steel Tube for Auto Parts with Large Diameter

ST52 Q345B Seamless Precision Steel Tube, Auto Parts Large Diameter Steel Tube

ST52 Q345B Cold Drawn Precision Steel Tube Round Cold Drawn Honed Tubes For Auto

Our ST52 Q345B cold drawn precision steel tube is a high-strength, precision-crafted round tube for automotive applications. Cold drawn and honed for exacting tolerances, this tube features excellent dimensional stability, high tensile strength and smooth inner surfaces. Ideal for use in engine mounts, suspension components and other critical auto parts where reliability and performance are paramount.

Delivery Conditions

Code	Description
BK (+C)	No heat treatment after last cold forming process
BKW (+LC)	After last heat treatment there is a light finishing pass (cold drawing)
BKS (+SR)	After the final cold forming process the tubes are stress relieve annealed
GBK (+A)	After the final cold forming process the tubes are annealed in a controlled atmosphere
NBK (+N)	After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere

Packaging Options

Bundle Packing
Plain end or vanished as per customer's request
Wrapped in waterproof paper
Sackcloth with several steel strips
Pack in heavy tri-wall boxes

Quality Control Process

Incoming Raw Material Inspection
Raw Material Segregation to avoid steel grade mix-up
Heating and Hammering End for Cold Drawing
Cold Drawing and Cold Rolling, on line inspection
Heat Treatment, +A, +SRA, +LC, +N, Q+T
Straightening-Cutting to specified length-Finished Measuring Inspection
Mechanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Microstructure etc
Packing and Stocking

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