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Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd

Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd
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Home > Products > Seamless Precision Tubes > NBK Bright Annealed Cold Drawn Seamless Steel Pipe

NBK Bright Annealed Cold Drawn Seamless Steel Pipe

Payment Type:
T/T
Incoterm:
FOB,CFR,CIF,FCA
Min. Order:
1 Ton
Delivery Time:
45 Days
Transportation:
Ocean
Port:
Shanghai,Ningbo
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  • Product Description
Overview
Product Attributes

Model No.DIN2391/EN10305-1/ASTM A519

BrandHuijie

UsageConstruction & Decoration

TypeSeamless

TechniqueCold Drawn

MaterialSt35, St45, St52

Surface TreatmentOther

Section ShapeRound

OD Size6-88mm

WT Size1-15mm

ApplicationHigh Precision Purpose

Delivery ConditionBK, BKW, BKS, GBK, NBK

SurfaceBright, Without Oxide Scale

Heat TreatmentBright Annealing

RAW MATERIALSBao Steel, Huai Steel, Zhongtian Steel

Supply Ability & Additional Informations

PackagingBundles Package, Wooden Box

Productivity3000 tons/month

TransportationOcean

Place of OriginZhejiang, China

Supply Ability3000 tons/month

CertificateISO9001-2008, TS16949

HS Code73043190

PortShanghai,Ningbo

Payment TypeT/T

IncotermFOB,CFR,CIF,FCA

Delivery Time45 Days

Packaging & Delivery
Selling Units:
Ton
Package Type:
Bundles Package, Wooden Box

NBK Bright Annealed Cold Drawn Seamless Steel Pipe

DIN2391 Precision Seamless Cold Drawn / Cold Rolled Steel Pipes

Material: St35, St45, St52

Size Range: OD: 6-88mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m
Delivery Condition: BK, BKW, BKS, GBK, NBK


Application: For high precision purpose, auto industry, like manipulator, Shock Absorber, Transmission Shaft, Steering Gear, Car Frame, etc.
Stable Quality with Comeptitive Price.
+N(Bright Annealing) Heat Treatment, Surface is bright and smooth, without oxide scale
Good Extending and Bending Ability.


Quality Control:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing or Cold Rolling, On line inspection
5. Heat Treatment:+SR, +A, +N
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.


100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.


Product Name DIN2391 Precision Seamless Cold Drawn Steel Pipes
Material St35, St45, St52
Delivery Condition BK, BKW, BKS, GBK, NBK
Standard EN10305-1 / DIN2391 / EN10305-4
Size Range OD: 6-88mm, WT: 1-15mm
Application High precision purpose, auto parts, oil cylinder, etc
Round Billet Bao Steel, Xingcheng Steel, Zhongtian Steel
Keyword Seamless Steel Tube
Certificate TS16949, ISO 9001
HS code 7304319000
Delivery Time 45 days
Pakcing Bundles or Woodern Boxes


Steel Grade Chemical Composition
Symbol Material Number

C

Max.

Si

Max.

Mn

P

Max.

S

Max.

ST35 1.0308 0.17 0.35 ≥0.40 0.025 0.025
ST45 1.0408 0.21 0.35 ≥0.40 0.025 0.025
ST52 1.0580 0.22 0.55 ≤1.60 0.025 0.025


Steel Grade BK BKW BKS
Name No.

Rm

Mpa

A

%

Rm

Mpa

A

%

Rm

Mpa

ReH

Mpa

A

%

ST35 1.0308 480 6 420 10 420 315 14
ST45 1.0408 580 5 520 8 520 375 12
ST52 1.0580 640 4 580 7 580 450 10

Steel Grade GBK NBK
Name No.

Rm

Mpa

A

%

Rm

Mpa

ReH

Mpa

A

%

ST35 1.0308 315 25 340--470 235 25
ST45 1.0408 390 21 440--570 255 21
ST52 1.0580 450 22 490--630 355 22

NBK Steel PipeDIN2391 NBK Steel Pipe

Looking for ideal Cold Drawn Steel Pipe NBK Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Bright Annealed Steel Pipe are quality guaranteed. We are China Origin Factory of Steel Pipe NBK. If you have any question, please feel free to contact us.

Product Categories : Seamless Precision Tubes

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