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Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd


Home > Products > Seamless Bearing Tubes > 8620H carburizing steel tubing for anti-friction bearing

8620H carburizing steel tubing for anti-friction bearing
8620H carburizing steel tubing for anti-friction bearing
8620H carburizing steel tubing for anti-friction bearing
8620H carburizing steel tubing for anti-friction bearing

8620H carburizing steel tubing for anti-friction bearing

Payment Type: L/C,T/T,D/P,Paypal,Western Union
Incoterm: FOB,CFR,CIF
Min. Order: 1 Ton
Delivery Time: 30 Days

Basic Info

    Model No.: 8620H

    Type: Seamless

    Technique: Cold Drawn

    Material: Alloy Steel

    Surface Treatment: Black

    Usage: Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose

    Section Shape: Round

    Size: OD:6-219mm,Wt:1-20mm

    Heat-treatment: Stress Released Or Spheroidized Annealled

    Production Methods: Cold Drawn ,Cold Rolled ,Hot Rolled

    Grain Size: Min ASTM 8

    Similar Steel Grade: 8620H 20CrNiMoH

    Standard: EN10084 1.7147

Additional Info

    Packaging: Bundles Packing with plastic bags wrapped

    Productivity: 5000tons per month

    Brand: HuiJie

    Transportation: Ocean,Land

    Place of Origin: Made in China

    Certificate: TS16949 ISO9001

    HS Code: 7304.59.90

    Port: Ningbo,Shanghai

Product Description

8620H carburizing steel tube by cold drawn and cold rolled process for anti-friction bearing

Products Description:

8620H properties is a carburing alloy steel specification as ASTM A534

Other Related Specifications ASTM A295/A295M DIN EN 10083/3 JIS G4053 DIN17210

Chemical compostion

Carbon C: 0.17-0.23 (allowable deviation: ± 0.02)

Silicon Si: 0.15 ~ 0.35 (allowable deviation: ± 0.03)

Mn: 0.60-0.95 (allowable deviation: ± 0.04)

Sulfur s: ≤ 0.015 (allowable deviation: ± 0.005)

P ≤ 0.025 (allowable deviation: ± 0.005)

Cr: 0.35-0.65 (allowable deviation: ± 0.15)

Ni: 0.35-0.75 (allowable deviation: ± 0.05)

Copper Cu: ≤ 0.30 (allowable deviation: ± 0.05)

Mo: 0.15-0.25 (allowable deviation: ± 0.02)

Mechanical properties:

Tensile strength σ B (MPA): ≥ 1176 (120)

Elongation δ 5 (%): ≥ 9

Reduction of area ψ (%): ≥ 45

Impact toughness value α kV (J / cm2): ≥ 78 (8)

Sample size: 15mm

● heat treatment specification and metallographic structure:

Heat treatment specification: quenching, the first 880 ± 20 ℃, the second 790 ± 20 ℃, oil cooling; tempering, 150-200 ℃, air cooling.

Metallographic structure: martensite.

Delivery status: hot rolled or forged steel shall be delivered in hot-rolled (forged) or annealed state. Cold drawn steel

is delivered in annealed condition.

Cold drawn and Cold rolled bearing tubes tolerance control level
Outer Diameter Diameter Tolerance Outer Diameter Diameter Tolerance
(mm) (mm) (mm) (mm)
≤12.70 ±0.08 >50.80~63.5 ±0.25
12.7~25.40 ±0.10 >63.50~76.20 ±0.30
>25.4~38.10 ±0.15 >76.20~101.60 ±0.40
>38.1~50.80 ±0.20 >101.60~203.20 ±0.50
Remark:Tolrance on outer diameter and Inner diameter,wall thickness
can be specified by customer requested,

8620H steel pipes8620H bearing steel tubes

Delivery Condition: +C, +LC, +SR, +A, +N

Production Size Range:

OD: 10-210mm
WT: 2-30mm
Length: 2-5.8m

Bearing and Gearing Steel Tube Characteristic:
High strength
Good Surface Quality
Stable quality
Smooth Roughness

Production Processs:

Seamless Cold Drawn or Seamless Cold Rolled + Heat Treatment or Stress released control

Looking for ideal 8620H Steel Tubes Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Bearing Steel 8620H are quality guaranteed. We are China Origin Factory of 8620H Steel Pipes. If you have any question, please feel free to contact us.

Product Categories : Seamless Bearing Tubes

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Mobile Phone:+8613355844917

Address:Industrial Park, Zhangting Town,Yuyao City, Ningbo, Zhejiang