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Gr8.8 q&t steel round bar
Gr8.8 q&t steel round bar
Gr8.8 q&t steel round bar
Gr8.8 q&t steel round bar

Gr8.8 q&t steel round bar

$800-1100 /Metric Ton

Payment Type:D/A
Incoterm:FOB,CFR,CIF,EXW,FCA,CPT,DDP,DDU,Express Delivery
Min. Order:5 tons Metric Ton
Transportation:Ocean,Land,Air,Express,Express
Port:Qingdao,Shanghai,Tianjin
Sample:
$100.00 /Metric Ton, 1 Metric Ton (Max. Order) Buy Sample
Product Attributes

Model No.iso grade 8.8

BrandLE REN

StandardAisi, Astm, Bs, Din, Gb, Jis

Place Of OriginChina

Production ProcessCold Drawn

ApplicationStructural Steel Bar, Die Steel Bar, Tool Steel Bar

Whether AlloyIs Alloy

Special SteelCold Heading Steel

SpeciesAlloy Steel Bar, Carbon Steel Bar

Tolerance±1%

Processing ServiceCutting

Packaging & Delivery
Selling Units : Metric Ton
Single package size : 5cm*5cm*20cm
Single gross weight : 3kg
Package Type : Carton + Wooden Box
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Product Description

Gr8.8 quenched & tempered steel round bar


 ISO gr 8.8 quenched & tempered steel round bar we supply is mainly used to produce iso grade 8.8 Threaded Rods. In China, the gr8.8 qt steel round bar raw material is 40Cr to gr8.8 qt steel bar. We can supply 40Cr to Gr8.8 hot rolled qt steel round bar and 40Cr to Gr8.8 cold drawn qt steel round bar. 


1. gr8.8 threaded rods raw material 40Cr or 5140 chemical composition:

C
SI
MN
S
P
CR
0.38-0.43
0.15-0.35
0.50-0.90
0.035(MAX)
0.035(MAX)
0.75-1.20


2. iso gr8.8 quenched & tempered steel bar mechanical properties:

Tensile strength
Yield strength
Elongation
Reduction of area
Hardness
830
660
12
54
32 HRC MAX

Note: The properties can adjust according to your requirements


3. iso grade 8.8 quenched & tempered steel round bar sizes:

DIAMETER: M8 - M100 

LENGTH: 1M, 2M ,3M, 6M or cut to samll length pieces

M12
M36
M14
M39
M16
M42
M18
M45
M20
M48
M22
M52
M24
M56
M27
M60
M30
M64
M33


                                                                                                                          

                                                                                                                                                                                                        

4.  gr8.8 Metric threaded rod weight:   

M12
0.69kg
M36
6.63kg
M14
0.93kg
M39
7.86kg
M16
1.24kg
M42
9.05kg
M18
1.57kg
M45
10.51kg
M20
1.98kg
M48
11.84kg
M22
2.44kg
M52
14.13kg
M24
2.86kg
M56
16.37kg
M27
3.58kg M60
19.00kg
M30
4.54kg M64
21.21kg
M33
5.61kg

                                                                                                                                                                                                                                                                                                                                                                      

5. Gr8.8 qt steel round bar  non-mettalic inclusion:

  A B C D
  MAX MAX MAX MAX
Thin 2.5 2.0 0.5 0.5
Thick 1.5 1.0 1.0 1.0


6. Gr8.8 qt steel round bar grain size: 5 to 8


7. Gr8.8 qt steel round bar grain straightness: 

iso gr 8.8 hot rolled and qt steel round bar: 2mm/m max

iso gr8.8 cold drawn and qt steel round bar: 1mm/m


Heat treated steel bar - Quenched And Tempered Steel Bar can be used to produce High Strength Marine Anchor Bolt, Wind Turbine Anchor Bolt, Mining And Tunneling Rock Bolt, High Strength Steel Bolts, Sheet Pile Tie Rods, Marine Sheet Pile Tie Rod For Wharves, Post Tension Bar For Bridge, Tie Bar Construction, Structural Steel Tie Bars and high strength required steel shafts etc.

Company Overview

Established in April, 2009, SHANDONG LE REN SPECIAL STEEL CO., LTD. is specialized in trading steel products and supplying technical service in domestic and international markets. Through ten years` rich experience, we have forged one professional team.

Adhering to "Beyond customers` expectation, Realizing staff`s dream" philosophy, our company is developing rapidly by supplying customers with good quality products and professional service. In the year 2016, our factory SHANDONG LE SHAN MACHINERY CO., LTD. built cold drawing, peeling, grinding production lines; annealing, normalizing, quenching & tempering heat treatment production lines; chamferring and threads rolling production lines. To guarantee the products quality, we also installed full sets of testing and inspecting machines. All of this urge us to meet the customer`s personalized demands.

Our major products includes cold drawn steel products such as steel bars and profiles, peeled steel bright bars, heat treated steel bars, threaded rods, high strength tie rods, prestressed anchor bolts in wind power industry and high strength anchor bolts.

The current annual productivity is 40000 tons, we aim to build 100000 tons high strength deformed bars and anchor bolts production line. Our products are widely used in machinery components, oil and gas, railways, bridges and mining etc industries. With the service philosophy, advanced production facilities, full sets of test and inspection equipment, we will keep improving to supply customers` better and better quality approved products and service.

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